天文台是觀測天文事件的場所，天文台編號是小行星中心 (國際天文聯合會的服務項目) 賦予觀測太陽系天體的天文台的序號。以下是這些天文台代碼的清單 (斜體字不是IAU本身清單中的部分，分類是另加的)：

000-099 
 000: 格林尼治，英國，英格蘭格林尼治的皇家天文台
 001: 克勞波羅 (Crowborough)，英國，英格蘭的(Isaac Roberts)
 002: 雷利 (Rayleigh)，英格蘭，愛賽克斯辰斯福自治區， (雷利天文台)
 003: 蒙特佩利爾 (Montpellier)，法國 (Observatoire de la Babote)
 004: 土魯斯 (Toulouse)，法國 (Observatoire de Toulouse)
 005: 默頓 (Meudon)，法國 (Observatoire de Paris-Meudon)
 006: 法布拉天文台，西班牙巴塞隆納的法布拉天文台
 007: 巴黎，法國 (巴黎天文台)
 008: Algiers-Bouzaréah, Algeria (CRAAG: Centre de Recherche en Astronomie, Astrophysique et Geophysique)
 009: Berne-Uecht, Switzerland (Sternwarte Uecht, Solar Observatory at Uecht)
 010: Caussols, France (CERGA: Centre de recherches en géodynamique et astrométrie)
 011: Wetzikon, Switzerland (Sternwarte Wetzikon)
 012: Uccle, Belgium (Observatoire Royal de Belgique/Koninklijke Sterrenwacht van België)
 013: Leiden, Netherlands (Sterrewacht Leiden)
 014: Marseilles, France (Observatoire de Marseille)
 015: Utrecht, Netherlands (Museum Sterrenwacht Sonnenborgh)
 016: Besançon, France (Observatoire de Besançon)
 017: Hoher List, Germany (Observatorium Hoher List)
 018: Düsseldorf-Bilk, Germany (Sternwarte Bilk)
 019: Neuchâtel, Switzerland (Observatoire Cantonal de Neuchâtel)
 020: Nice, France (Observatoire de Nice)
 021: Karlsruhe, Germany (Sternwarte Karlsruhe)
 022: Pino Torinese, Italy (Osservatorio Astronomico di Torino)
 023: Wiesbaden, Germany (Sternwarte Wiesbaden)
 024: Heidelberg-Königstuhl, Germany (Landessternwarte Heidelberg-Königstuhl)
 025: Stuttgart, Germany (Sternwarte Stuttgart)
 026: Berne-Zimmerwald, Switzerland (Observatorium Zimmerwald)
 027: Milan, Italy (Osservatorio Astronomico di Brera)
 028: Würzburg, Germany (Sternwarte der Universität Würzburg)
 029: Hamburg-Bergedorf, Germany (Hamburger Sternwarte)
 030: Arcetri Observatory, Florence, Italy (Osservatorio Astrofisico di Arcetri)
 031: Sonneberg, Germany (Sternwarte Sonneberg)
 032: Jena, Germany (Astrophysikalisches Institut und Universitäts-Sternwarte Jena)
 033: Karl Schwarzschild Observatory, Tautenburg, Germany (Karl-Schwarzschild-Observatorium)
 034: Monte Mario Observatory, Rome, Italy (Osservatorio Astronomico di Roma Sede di Monte Mario)
 035: Copenhagen (Copenhagen University Observatory, Københavns Universitet Astronomisk Observatorium), Denmark
 036: Castel Gandolfo, Vatican City (Specola Vaticana)
 037: Collurania Observatory, Teramo, Italy (Osservatorio Astronomico di Collurania-Teramo)
 038: Trieste, Italy (Osservatorio Astronomico di Trieste)
 039: Lund, Sweden (Lunds Universitet Institutionen för astronomi, Lund Observatory)
 040: Lohrmann Institute, Dresden, Germany
 041: Innsbruck, Austria (Universitäts-Sternwarte Innsbruck)
 042: Potsdam, Germany (Einstein Tower)
 043: Asiago Astrophysical Observatory, Padua, Italy (Osservatorio Astrofisico di Asiago)
 044: Capodimonte Observatory, Naples, Italy (Osservatorio Astronomico di Capodimonte)
 045: Vienna (since 1879), Austria (Universitäts-Sternwarte Wien)
 046: 克列特天文台, České Budějovice, 捷克 (Hvězdárna Kleť)
 047: Poznań, Poland (Obserwatorium Astronomiczne Uniwersytet im. Adama Mickiewicza w Poznaniu, Poznań Observatory)
 048: 赫拉德茨-克拉洛韦, 捷克 (赫拉德茨-克拉洛韋天文台)
 049: Uppsala-Kvistaberg, Sweden (Kvistabergs Observatorium)
 050: Stockholm (before 1931), Sweden (Stockholms observatorium)
 051: Cape, South Africa (Royal Observatory at the Cape of Good Hope)
 052: Stockholm-Saltsjöbaden (since 1931), Sweden (Stockholms observatorium, Saltsjöbaden Observatory)
 053: Konkoly Observatory, Budapest (since 1934), Hungary (Konkoly Obszervatórium)
 054: Brorfelde, Denmark (Brorfelde Observatoriet)
 055: Kraków (Cracow), Poland (Kraków Observatory)
 056: Skalnaté Pleso，斯洛伐克（岩湖天文台）
 057: Belgrade, Serbia (Belgrade Astronomical Observatory (AOB); Астрономске опсерваторије у Београду; Astronomske opservatorije u Beogradu)
 058: Königsberg, German Empire (before 1944)
 059: Lomnický štít (Lomnický peak, Slovakia)
 060: Warsaw-Ostrowik, Poland (Warsaw University Observatory)
 061: Uzhgorod, Ukraine
 062: Turku, Finland (Iso-Heikkilä Observatory, University of Turku; Turun observatorio, Turun yliopisto)
 063: Turku-Tuorla, Finland (Tuorla Observatory, University of Turku; Tuorlan observatorio, Turun yliopisto)
 064: Turku-Kevola, Finland (Kevola Observatory, University of Turku; Kevolan tähtitorni, Turun yliopisto)
 065: Traunstein, Germany
 066: Athens, Greece (National Observatory of Athens)
 067: Lvov University Observatory, Ukraine
 068: Lvov Polytechnic Institute, Ukraine
 069: Baldone, near Riga, Latvia
 070: Vilno (before 1883), Russian Empire
 071: Smolyan, Bulgaria (Bulgarian National Astronomical Observatory - Rozhen, Национална Астрономическа Обсерватория Рожен, a.k.a. Rozhen National Astronomical Observatory)
 072: Scheuren Observatory, Germany
 073: Bucharest, Romania
 074: Boyden Observatory, Bloemfontein, South Africa
 075: Tartu, Estonia (Tartu Observatory)
 076: Johannesburg-Hartbeespoort, South Africa (Union Observatory Annex, Hartbeespoort)
 077: Yale-Columbia Station, Johannesburg, South Africa (Yale-Columbia Southern Station, 1925–1951 )
 078: Johannesburg, South Africa (Union Observatory)
 079: Radcliffe Observatory, Pretoria, South Africa
 080: Istanbul, Turkey
 081: Leiden Station, Johannesburg, South Africa (Leiden Southern Station, Hartbeespoort)
 082: St. Pölten , Austria
 083: Golosseevo-Kiev, Ukraine
 084: Pulkovo Observatory, Russia
 085: Kiev, Ukraine
 086: Odessa, Ukraine
 087: Helwan, Egypt
 088: Kottomia, Egypt
 089: Nikolaev, Ukraine (Nikolaev Astronomical Observatory)
 090: Mainz, Germany
 091: Observatoire de Nurol, Aurec sur Loire, France
 092: Torun-Piwnice, Poland (Piwnice Obserwatorium Astronomiczne; Piwnice Astronomical Observatory)
 093: Skibotn, Norway
 094: Crimea-Simeïs, Ukraine (Crimean Astrophysical Observatory-Simeis)
 095: Crimea-Nauchnij, Ukraine (Crimean Astrophysical Observatory-Nauchnij)
 096: Merate, Italy
 097: Wise Observatory, Mitzpeh Ramon, Israel
 098: Asiago Observatory, Cima Ekar, Italy (Stazione osservativa di Asiago Cima Ekar)
 099: Lahti, Finland (Lahti Ursa Observatory; Lahden Ursan tähtitorni)

100-199 
 100: Ähtäri, Finland
 101: Kharkov, Ukraine (Astronomical Observatory of Kharkov National University, Астрономiчна обсерваторiя Харкiвського нацiонального унiверситету, a.k.a. ХАО, Харкiвська астрономiчна обсерваторiя)
 102: Zvenigorod, Russia
 103: Ljubljana, Slovenia
 104: San Marcello Pistoiese, Italy (Osservatorio Astronomico della Montagna Pistoiese, Pistoia Mountains Astronomical Observatory; a.k.a. Osservatorio di Pian dei Termini, Pian dei Termini Observatory)
 105: Moscow, Russia
 106: Črni Vrh Observatory, Slovenia (Observatorij Črni Vrh)
 107: Cavezzo, Italy (Osservatorio Astronomico "Geminiamo Montanari")
 108: Montelupo, Italy (Osservatorio di Montelupo)
 109: Algiers-Kouba, Algeria
 110: , Russia
 111: Piazzano Observatory, Florence, Italy
 112: Pleiade Observatory, Verona, Italy
 113: Volkssternwarte Drebach, Schönbrunn, Germany
 114: Engelhardt Observatory, Zelenchukskaya Station,  Russia (Kazan University Observatory (Обсерватория Казанского Университета); V. P. Engelhardt Astronomical Observatory (Астрономическая Обсерватория им. В. П. Энгельгардта))
 115: Zelenchukskaya, Russia (Special Astrophysical Observatory (SAO); Специальная астрофизическая обсерватория (САО))
 116: Giesing, Germany (München-Giesing)
 117: Sendling, Munich, Germany
 118: Astronomical and Geophysical Observatory, Modra, Slovakia (Astronomické observatórium Modra, Modra Observatory)
 119: Abastuman, Georgia
 120: Višnjan Observatory, Croatia (Zvjezdarnica Višnjan)
 121: Kharkov University, Chuguevskaya Station, Ukraine
 122: Pises Observatory, France (Observatoire des Pises)
 123: 布拉堪天文台，布拉堪, 亞美尼亞
 124: Castres, France (Observatoire de Castres)
 125: Tbilisi, Georgia
 126: Monte Viseggi, Italy (Osservatorio Astronomico di Monte Viseggi)
 127: Bornheim, Germany
 128: Saratov, Russia
 129: Ordubad, Azerbaijan
 130: 卢梅扎内（Lumezzane） (Osservatorio Astronomico "Serafino Zani", 卢梅扎内, 意大利)
 131: Observatoire de l'Ardèche, France
 132: Bédoin, France (Observatoire de Bédoin)
 133: Les Tardieux, France
 134: Groszschwabhausen
 135: Kasan, Russia
 136: Engelhardt Observatory, Kasan, Russia (Kazan University Observatory (Обсерватория Казанского Университета); V. P. Engelhardt Astronomical Observatory (Астрономическая Обсерватория им. В. П. Энгельгардта))
 137: Givatayim Observatory, Israel
 138: Village-Neuf, France
 139: Antibes, France
 140: Augerolles, France
 141: Hottviller, France (Observatoire de Hottviller)
 142: Sinsen, Germany
 143: Gnosca, Switzerland (Osservatorio Astronomico di Gnosca)
 144: Bray et Lu, France
 145: 's-Gravenwezel, Belgium
 146: Frignano, Italy
 147: Osservatorio Astronomico "Galileo Galilei" di Suno, Italy 
 148: Guitalens, France (Observatoire de Guitalens)
 149: Beine-Nauroy, France
 150: Maisons Laffitte, France
 151: Eschenberg Observatory, Winterthur, Switzerland (Sternwarte Eschenberg)
 152: Moletai Astronomical Observatory, Lithuania (MAO; Molėtų astronomijos observatorija)
 153: Stuttgart-Hoffeld, Germany
 154: Cortina, Italy (Cortina d'Ampezzo, Associazione Astronomica Cortina: Osservatorio Astronomico del Col Drusciè "Helmut Ullrich")
 155: Ole Romer Observatory, Aarhus
 156: Catania Astrophysical Observatory, Sicily, Italy
 157: Frasso Sabino  (Osservatorio Astronomico Virginio Cesarini - Frasso Sabino, Italy) 
 158: Promiod (Osservatorio Dalai Lama di Promiod, Italy)
 159: Monte Agliale (Osservatorio Astronomico di Monte Agliale, Italy)
 160: Castelmartini , Italy
 161: Cerrina Tololo Observatory, Italy
 162: Potenza, Italy
 163: Roeser Observatory, Luxembourg
 164: St. Michel sur Meurthe, France
 165: Piera Observatory, Barcelona, Spain (Observatori Astronomic de Piera)
 166: Úpice, Czech Republic (Hvězdárna v Úpici)
 167: Bülach Observatory, Switzerland
 168: Kourovskaya, Russia
 169: Airali Observatory, Italy
 170: Observatorio de Begues, Spain
 171: Flarestar Observatory, San Gwann, Malta
 172: Onnens, Switzerland
 173: St. Clotilde, Réunion, France (Observatoire Sainte-Clotilde)
 174: Nyrölä Observatory, Jyväskylä, Finland (Nyrölän observatorio)
 175: F.-X. Bagnoud Observatory, St-Luc, Switzerland (Bagnoud Observatory)
 176: Observatorio Astronómico de Consell (Consell Observatory, Majorca, Spain)
 177: Le Cres, France
 178: Collonges, France
 179: Monte Generoso, Switzerland
 180: Mauguio, France
 181: Observatoire des Makes, Saint-Louis, Réunion, France
 182: St. Paul, Réunion, France
 183: Starlab Observatory, Karachay-Cherkessia, Russia
 184: Valmeca Observatory, Puimichel, France
 185: Observatoire Astronomique Jurassien-Vicques, Switzerland
 186: Kitab, Mt. Maydanak, Uzbekistan
 187: Borowiec Astrogeodynamic Observatory, Borowiec, Poland
 188: Majdanak, Uzbekistan
 189: Geneva (before 1967), Switzerland
 190: Gissar, Tajikistan
 191: Dushanbe, Tajikistan
 192: Tashkent, Uzbekistan
 193: Sanglok, Tajikistan
 194: Tivoli, Namibia
 195: Untermenzing Observatory, Munich, Germany
 196: Homburg-Erbach, Germany
 197: Bastia, Italy
 198: Wildberg (Observatorium Wildberg, Germany) 
 199: Buthiers (Observatoire de Buthiers, France)

200-299 
 200: Beersel Hills Observatory
 201: Jonathan B. Postel Observatory, Bareggio, Italy
 202: Tamaris Observatoire, La Seyne sur Mer
 203: GiaGa Observatory
 204: Schiaparelli Observatory
 205: Obs. Casalecchio di Reno, Bologna
 206: Haagaar Observatory, Eina
 207: Osservatorio Antonio Grosso
 208: Rivalta
 209: Asiago Observatory, Cima Ekar-ADAS (Asiago-DLR Asteroid Survey)
 210: Alma-Ata
 211: Scandicci
 212: Observatorio La Dehesilla
 213: Observatorio Montcabre
 214: Garching Observatory
 215: Buchloe
 216: Observatoire des Côtes de Meuse, France
 217: Assah
 218: Hyderabad
 219: Japal-Rangapur
 220: Vainu Bappu Observatory, Kavalur, India
 221: IAS Observatory, Hakos
 222: Yerres-Canotiers
 223: Madras, India (Indian Institute of Astrophysics, Madras Observatory)
 224: Ottmarsheim
 225: Northwood Ridge Observatory
 226: Guido Ruggieri Observatory, Padua
 227: OrbitJet Observatory, Colden
 228: Bruno Zugna Observatory, Trieste
 229: G. C. Gloriosi Astronomical Observatory, Salerno
 230: Mt. Wendelstein Observatory
 231: Vesqueville
 232: Masquefa Observatory
 233: Sauro Donati Astronomical Observatory, San Vito
 234: Coddenham Observatory
 235: CAST Observatory, Talmassons
 236: Tomsk
 237: Baugy
 238: Grorudalen Optical Observatory
 239: Michael Adrian Observatory, Trebur
 240: Herrenberg Sternwarte
 241: Schaerding
 242: Varennes
 243: Umbrella Observatory
 244: Geocentric Occultation Observation
 245: 史匹哲太空望遠鏡
 246: Kleť Observatory-KLENOT
 247: Roving Observer
 248: 依巴谷衛星
 249: 太陽和太陽圈探測器
 250: 哈柏太空望遠鏡
 251: Arecibo Observatory
 252: 金石深空聯絡設施
 253: 金石深空聯絡設施
 254: Haystack, Westford
 255: Evpatoria, Ukraine
 256: 綠堤望遠鏡
 257: Goldstone DSS 25, Fort Irwin

 260: 賽丁泉天文台-DSS (數位巡天)
 261: 帕洛瑪山天文台-DSS
 262: 歐洲南天天文台，拉西拉-DSS (拉西拉天文台)

 285: Flammarion Observatory, Juvisy
 286: 雲南天文台

 290: Mt. Graham-VATT (梵蒂岡先進技術望遠鏡)
 291: LPL/Spacewatch II
 292: Burlington, New Jersey
 293: Burlington remote site
 294: Astrophysical Obs., College of Staten Island
 295: 天主教大學天文台, Washington
 296: Dudley Observatory (after 1893)
 297: Middlebury
 298: Van Vleck Observatory
 299: 博斯查天文臺, Lembang, Indonesia

300-399 
 300: Bisei Spaceguard Center-BATTeRS
 301: Mont Mégantic (Observatoire du Mont Mégantic, QC)
 302: University of the Andes station
 303: Mérida (Observatorio Astronómico Nacional de Llano del Hato, Mérida, Venezuela)
 304: Las Campanas Observatory
 305: Purple Mountain, Hainan Island station
 306: Observatorio Taya Beixo, Barquisimeto

 309: Cerro Paranal (Paranal Observatory)

 312: Tsingtao field station, Xisha Islands

 318: Quinns Rock
 319: 伯斯天文台，伯斯-羅威爾望遠鏡
 320: Chiro Observatory
 321: Craigie
 322: 伯斯天文台，Bickley-MCT
 323: 伯斯天文台，Bickley
 324: 北京天文台，沙河站

 327: 北京天文台，興隆站 (Xinglong Station (NAOC))

 330: 紫金山天文台，南京

 333: 沙漠之鷹天文台, 亞利桑那州
 334: Tsingtao

 337: Sheshan, formerly Zô-Sé

 340: Toyonaka
 341: 天平の森天文台，長野縣
 342: Shishikui
 343: Younchun
 344: Bohyunsan Optical Astronomy Observatory (BOAO)
 345: Sobaeksan Optical Astronomy Observatory
 346: KNUE Astronomical Observatory
 347: Utsunomiya-Imaizumi
 348: 綾部市天文館パオ，京都府
 349: Ageo
 350: Kurohone
 351: Sakamoto
 352: Konan
 353: Nishi Kobe
 354: Kawachi
 355: Hadano
 356: Kogota
 357: Shimotsuma
 358: Nanyo
 359: Wakayama
 360: 久万高原天体観測館天文台，愛媛縣
 361: Sumoto
 362: Ray Observatory
 363: Yamada
 364: YCPM Kagoshima Station
 365: 
 366: 
 367: 八束天體觀測所
 368: Ochiai
 369: 秩父天體觀測所
 370: Kochi
 371: 東京天文台
 372: 高知縣立藝西天文台
 373: 生石高原天文台
 374: 南小田觀測所
 375: Uzurano
 376: Uenohara
 377: (Kwasan and Hida Observatories)
 378: 室生觀測所
 379: 浜松雄踏觀測所
 380: Ishiki
 381: 東京大學
 382: 東京天文台
 383: Chirorin
 384: Shimada
 385: 
 386: 小淵澤天體觀測所
 387: 國立天文台堂平觀測所
 388: 國立天文台三鷹觀測所
 389: 東京天文台)
 390: Utsunomiya
 391: 仙台市天文台愛子観測所
 392: JCPM Sapporo Station
 393: JCPM Sakura Station
 394: JCPM Hamatonbetsu Station
 395: Tokyo-Asahikawa
 396: Asahikawa
 397: 札幌市青少年科学館
 398: Nagatoro
 399: Kushiro

400-499 
 400: 北見天文台
 401: Oosato
 402: ダイニックアストロパーク天究館
 403: 可児観測所
 404: Yamamoto
 405: Kamihoriguchi
 406: Bibai
 407: Kahoku
 408: 入笠山天体観測所
 409: Kiyose and Mizuho
 410: 千ヶ峰天体観測所
 411: 大泉天文台（Oizumi Observatory）
 412: Iwaki
 413: Siding Spring Observatory
 414: Mount Stromlo
 415: Kambah, near Canberra (Kambah Observatory)
 416: Barton, near Canberra
 417: 柳田天文台
 418: Tamworth
 419: Windsor
 420: Sydney
 421: 梶ヶ森天文台
 422: Loomberah
 423: North Ryde
 424: Macquarie, near Canberra
 425: Taylor Range Observatory, Brisbane
 426: Woomera
 427: Stockport
 428: Reedy Creek
 429: Hawker
 430: Rainbow Observatory, near Coonabarabran
 431: Mt. Tarana Observatory, Bathurst
 432: Boambee
 433: Bagnall Beach Observatory
 434: S. Benedetto Po
 435: G. Colombo Astronomical Observatory, Padua
 436: Osservatorio di Livergnano
 437: Haverford
 438: Smith College Observatory, Northampton
 439: ROTSE-III, Los Alamos
 440: Elginfield Observatory
 441: Swilken Brae, St. Andrews
 442: Gualba Observatory
 443: Obs. Astronomico Plomer, Buenos Aires
 444: Star Cruiser Observatory
 445: Observatori d'Ontinyent
 446: Kingsnake Observatory
 447: Centennial Observatory
 448: Desert Moon Observatory , Las Cruces, New Mexico
 449: Griffin Hunter Observatory
 450: Carla Jane Observatory, Charlotte
 451: West Skies Observatory, Mulvane
 452: Big Cypress Observatory
 453: Edwards Raven Observatory
 454: Maryland Space Grant Consortium Observatory
 455: CBA Concord
 456: Daventry Observatory
 457: Partizanske
 458: Guadarrama Observatory
 459: Smith River Observatory, Danbury
 460: Area 52 Observatory, Nashville
 461: University of Szeged, Piszkéstető Stn. (Konkoly)
 462: Mount Belleview Observatory
 463: Sommers-Bausch Observatory, Boulder
 464: Toby Point Observatory, Narragansett
 465: Takapuna
 466: Mount Molehill Observatory, Auckland
 467: Auckland Observatory (Stardome Observatory)
 468: Astronomical Observatory, Campo Catino (Osservatorio Astronomico Campo Catino)
 469: Courroux
 470: Ceccano
 471: Houstrup
 472: Merlette
 473: Remanzacco
 474: Mount John Observatory, Lake Tekapo (Mount John University Observatory)
 475: Turin Observatory (before 1913)
 476: Grange Observatory, Bussoleno, Italy
 477: Galleywood
 478: Lamalou-les-Bains
 479: Sollies-Pont
 480: Cockfield
 481: Moorwarfen
 482: St. Andrews
 483: Carter Observatory, Black Birch Station
 484: Happy Valley, Wellington
 485: Carter Observatory, Wellington
 486: Palmerston North
 487: Macnairston Observatory
 488: Newcastle-upon-Tyne
 489: Hemingford Abbots
 490: Wimborne Minster
 491: Centro Astronómico de Yebes, Spain
 492: Mickleover
 493: 卡拉阿托天文台
 494: Stakenbridge
 495: Altrincham
 496: Bishopstoke
 497: Ascot-Loudwater
 498: Earls Barton
 499: Cheam

500-599 
 500: Geocentric
 501: Herstmonceux
 502: Colchester
 503: Cambridge
 504: Le Creusot , France
 505: Simon Stevin
 506: Bendestorf
 507: Nyenheim
 508: Zeist
 509: La Seyne sur Mer
 510: Siegen
 511: Observatoire de Haute-Provence, France
 512: Leiden (before 1860)
 513: Lyons
 514: Mundenheim (1907-1913)
 515: Volkssternwarte Dhaun, near Kirn
 516: Hamburg (before 1909), German Empire
 517: Geneva (from 1967), Switzerland
 518: Marine Observatory, Hamburg
 519: Meschede
 520: Bonn
 521: Bamberg
 522: Observatory of Strasbourg (Observatoire de Strasbourg)
 523: Frankfurt
 524: Mannheim
 525: Marburg
 526: Kiel
 527: Altona
 528: Göttingen
 529: Christiania
 530: Lübeck
 531: Collegio Romano, Rome (Osservatorio del Collegio Romano)
 532: Munich, Germany (Universitäts-Sternwarte München, Bogenhausener Sternwarte; a.k.a. Königlichen Sternwarte zu Bogenhausen)
 533: Padua
 534: Leipzig (since 1861)
 535: Palermo (Osservatorio Astronomico di Palermo "Giuseppe S. Vaiana", Sicily)
 536: Berlin-Babelsberg (Berlin Observatory after 1913)
 537: Urania Observatory, Berlin (Urania Sternwarte)
 538: Pola, Croatia (Kaiserlichen und Koniglichen Kriegsmarine Pola Sternwarte; Austro-Hungarian Imperial [and Royal] Naval Observatory in Pola, now Pula, Croatia)
 539: Kremsmünster
 540: Linz (Davidschlag Observatory; Private Observatory Meyer/Obermair; Sternwarte Davidschlag, Austria)
 541: Prague Observatory
 542: Falkensee
 543: Leipzig (before 1861), German Empire
 544: Wilhelm Foerster Observatory, Berlin (Wilhelm-Foerster-Sternwarte)
 545: Vienna Observatory (before 1879), Austria-Hungary
 546: Oppolzer Observatory, Vienna
 547: Breslau
 548: Berlin (1835-1913) (Berliner Sternwarte, Berlin Observatory, before 1913)
 549: Uppsala (Uppsala Astronomical Observatory (UAO); Astronomiska observatoriet i Uppsala)
 550: Schwerin
 551: Hurbanovo, formerly O'Gyalla
 552: Osservatorio S. Vittore, Bologna (Osservatorio San Vittore, Italy)
 553: Chorzów
 554: Burgsolms Observatory, Wetzlar
 555: Cracow-Fort Skała
 556: Reintal, near Munich
 557: 奧德熱幽夫天文台 (Observatoř Ondřejov, 捷克)
 558: Warsaw
 559: Serra La Nave
 560: Madonna di Dossobuono (Osservatorio Madonna di Dossobuono, Italy)
 561: Piszkéstető Stn. (Konkoly) (Piszkéstető Station, Konkoly Obszervatórium, Budapest)
 562: Figl Observatory, Vienna
 563: Seewalchen
 564: Herrsching
 565: Bassano Bresciano (Osservatorio Astronomico di Bassano Bresciano, Italy)
 566: Haleakala-NEAT/GEODSS
 567: Chions (Osservatorio di Chions; Chaonis Observatory, Italy)
 568: Mauna Kea Observatory, Hawaii 569: Helsinki
 570: Vilnius (since 1939)
 571: Cavriana (Osservatorio "Giordano Bruno", Italy) 572: Cologne
 573: Eldagsen
 574: Gottolengo
 575: La Chaux de Fonds
 576: Burwash
 577: Metzerlen Observatory
 578: Linden Observatory
 579: Novi Ligure
 580: Graz
 581: Sedgefield
 582: Orwell Park
 583: Odessa-Mayaki
 584: Leningrad
 585: Kiev comet station
 586: Pic du Midi (Observatoire du Pic du Midi, France) 587: Sormano (Osservatorio Astronomico Sormano, Italy) 588: Eremo di Tizzano
 589: Osservatorio Astrometrico Santa Lucia Stroncone
 590: Metzerlen
 591: Resse Observatory
 592: Solingen, Germany 593: Monte Argentario
 594: Monte Autore
 595: Farra d'Isonzo (Osservatorio Astronomico di Farra d'Isonzo, Italy) 596: Colleverde di Guidonia (Osservatorio Colleverde di Guidonia, Italy) 597: Springe
 598: Loiano (Osservatorio Astronomico di Loiano, Italy) 599: Campo Imperatore-CINEOS (Osservatorio di Campo Imperatore, Italy) 600-699 
 600: TLC Observatory, Bologna
 601: Engelhardt Observatory, Dresden
 602: Urania Observatory, Vienna
 603: Bothkamp, near Kiel, Germany (Sternwarte Bothkamp, Bothkamp Observatory ) 604: Archenhold Sternwarte, Berlin-Treptow
 605: Marl
 606: Norderstedt
 607: Hagen Observatory, Ronkhausen
 608: Haleakala-AMOS
 609: Osservatorio Polino
 610: Pianoro
 611: Starkenburg Sternwarte, Heppenheim (Starkenburg Observatory) 612: Lenkerbeck
 613: Heisingen
 614: Soisy-sur-Seine
 615: St. Véran
 616: Brno
 617: Arbonne-la-Forêt
 618: Martigues
 619: Sabadell
 620: Observatorio Astronómico de Mallorca
 621: Bergisch Gladbach Observatory
 622: Oberwichtrach
 623: Liège
 624: Dertingen
 625: Kihei-AMOS Remote Maui Experimental Site
 626: Geel
 627: Blauvac
 628: Mülheim-Ruhr 
 629: JATE Observatory, Szeged
 630: Osenbach
 631: Hamburg-Georgswerder
 632: San Polo A Mosciano
 633: Romito
 634: Crolles
 635: Pergignan
 636: Essen Observatory aka Walter Hohmann Observatory , Germany
 637: Hamburg-Himmelsmoor
 638: Detmold
 639: Dresden
 640: Senftenberger Sternwarte
 641: Overberg
 642: Oak Bay, Victoria
 643: OCA-Anza Observatory
 644: Palomar Mountain/NEAT
 645: Apache Point-Sloan Digital Sky Survey
 646: Santana Observatory, Rancho Cucamonga
 647: Stone Finder Observatory, Calgary
 648: Winer Observatory, Sonoita
 649: Powell Observatory, Louisburg
 650: Temecula
 651: Grasslands Observatory, Tucson
 652: Rock Finder Observatory, Calgary
 653: Torus Observatory, Buckley
 654: Table Mountain Observatory, Wrightwood-PHMC
 655: Sooke
 656: Victoria
 657: Climenhaga Observatory, Victoria
 658: National Research Council of Canada (Dominion Astrophysical Observatory) 659: Heron Cove Observatory, Orcas
 660: Leuschner Observatory, Berkeley
 661: Rothney Astrophysical Observatory, Priddis
 662: Lick Observatory, Mount Hamilton
 663: Red Mountain Observatory
 664: Manastash Ridge Observatory
 665: Wallis Observatory
 666: Moorpark College Observatory
 667: Wanapum Dam
 668: San Emigdio Peak
 669: Ojai
 670: Camarillo
 671: Stony Ridge
 672: Mount Wilson
 673: Table Mountain Observatory, Wrightwood
 674: Ford Observatory, Wrightwood
 675: Palomar Mountain (Palomar Observatory) 676: San Clemente
 677: Lake Arrowhead
 678: Fountain Hills (Fountain Hills Observatory, Fountain Hills, AZ) 679: San Pedro Martir
 680: Los Angeles
 681: Calgary
 682: Kanab
 683: Goodricke-Pigott Observatory, Tucson
 684: Prescott (Prescott Observatory) 685: Williams, AZ
 686: U. of Minn. Infrared Obs., Mt. Lemmon (Mount Lemmon) 687: Northern Arizona University, Flagstaff
 688: Lowell Observatory, Anderson Mesa Station (Anderson Mesa), Flagstaff
 689: U.S. Naval Observatory, Flagstaff (USNOFS) 690: Lowell Observatory, Flagstaff
 691: Steward Observatory, Kitt Peak-Spacewatch
 692: Steward Observatory, Tucson
 693: Catalina Station, Tucson
 694: Tumamoc Hill, Tucson
 695: Kitt Peak National Observatory
 696: Whipple Observatory, Mt. Hopkins (Fred Lawrence Whipple Observatory) 697: Kitt Peak, McGraw-Hill
 698: Mt. Bigelow
 699: Lowell Observatory-LONEOS (LONEOS) 700-799 
 700: Chinle
 701: Junk Bond Observatory, Sierra Vista, AZ 702: Joint Obs. for cometary research, Socorro, NM (now the New Mexico Tech Remote Observatory) 703: Catalina Sky Survey, Tucson, AZ 704: Lincoln Laboratory ETS, New Mexico (ETS = Experimental Test System) 705: Apache Point (Apache Point Observatory, NM) 706: Salida, CO 707: Chamberlin field station, CO 708: Chamberlin Observatory, Denver, CO 709: W & B Observatory, Cloudcroft, NM 710: MPO Observatory, Florissant, CO 711: McDonald Observatory, Fort Davis, TX 712: USAF Academy Observatory, Colorado Springs, CO 713: Thornton, CO 714: Bagdad, AZ 715: Jornada Observatory, Las Cruces, NM 716: Palmer Divide Observatory, Colorado Springs, CO 717: Prude Ranch, TX 718: University of Utah, Tooele, UT 719: Frank T. Etscorn Campus Observatory, Socorro, NM (New Mexico Tech Astronomy Club)
 720: Universidad de Monterrey, Nuevo León, Mexico 721: Lime Creek (Lime Creek Observatory, NE) 722: Missouri City, TX 723: Cottonwood Observatory, Ada, OK 724: National Observatory, Tacubaya (Observatorio Astronómico Nacional; Observatorio de Tacubaya, Mexico) 725: Fair Oaks Ranch (Fair Oaks Ranch Observatory, Fair Oaks Ranch, Texas) 726: Brainerd (Fire in the Sky Observatory, Brainerd, MN) 727: Zeno Observatory, Edmond, OK 728: Corpus Christi, TX 729: Glenlea Astronomical Observatory, Winnipeg, MB 730: University of North Dakota, Grand Forks, ND 731: Rose-Hulman Observatory, Terre Haute, IN 732: Oaxaca, Oaxaca, Mexico 733: Allen, Texas
 734: Farpoint Observatory, Eskridge, KS 735: George Observatory, Needville, TX 736: Houston, TX 737: New Bullpen Observatory, Alpharetta, GA 738: Observatory of the State University of Missouri
 739: Sunflower Observatory, Olathe, KS 740: SFA Observatory, Nacogdoches, TX (Stephen F. Austin State University Observatory) 741: Goodsell Observatory, Northfield, MN 742: Drake University, Des Moines, IA 743: University of Minnesota, Minneapolis, MN 744: Doyan Rose Observatory, Indianapolis, IN 745: Glasgow, Missouri
 746: Brooks Astronomical Observatory, Mt. Pleasant, MI 747: Baton Rouge Observatory, LA 748: Van Allen Observatory, Iowa City, IA 749: Oakwood, GA 750: Hobbs Observatory, Fall Creek, WI 751: Lake Saint Louis, MO 752: Puckett Observatory, Mountain Town, GA 753: Washburn Observatory, Madison, WI 754: Yerkes Observatory, Williams Bay, WI 755: Optec Observatory, MI 756: Dearborn Observatory, Evanston, IL 757: High Point, NC 758: BCC Observatory, Cocoa, FL (Astronaut Memorial Planetarium & Observatory; BCC = Brevard Community College) 759: Nashville, TN 760: Goethe Link Observatory, Brooklyn, IN 761: Zephyrhills (Quail Hollow Observatory, Zephyrhills, FL) 762: Four Winds Observatory, Lake Leelanau, MI 763: King City, ON 764: Puckett Observatory, Stone Mountain, GA 765: Cincinnati, OH 766: Michigan State University Observatory, East Lansing, MI 767: Angell Hall Observatory, Ann Arbor, MI 768: Dearborn, MI 769: McMillin Observatory, Columbus, OH 770: Crescent Moon Observatory, Columbus, OH 771: Boyeros Observatory, Havana, Cuba (Observatorio de Rancho Boyeros) 772: Boltwood Observatory, Stittsville, ON 773: Warner and Swasey Observatory, Cleveland, OH 774: Warner and Swasey Nassau Station, Chardon, OH 775: Sayre Observatory, South Bethlehem, PA 776: Foggy Bottom, Hamilton (Foggy Bottom Observatory, Hamilton , NY) 777: Toronto, ON 778: Allegheny Observatory, Pittsburgh, PA 779: David Dunlap Observatory, Richmond Hill, ON 780: Leander McCormick Observatory, Charlottesville, VA 781: Quito, Ecuador 782: Quito, comet astrograph station
 783: Rixeyville, VA 784: Stull Observatory, Alfred University, NY 785: Fitz-Randolph Observatory, Princeton, NJ 786: U.S. Naval Obs., Washington (since 1893)
 787: U.S. Naval Obs., Washington (before 1893)
 788: Mount Cuba Observatory, Wilmington, DE 789: Litchfield Observatory, Hamilton College,  Clinton, Oneida County, NY 790: Dominion Observatory, Ottawa, ON 791: Flower and Cook Observatory, Philadelphia, PA 792: U. of Rhode Island, Quonochontaug, RI 793: Dudley Observatory, Albany (before 1893)
 794: Vassar College Observatory, Poughkeepsie, NY 795: Rutherford, NY 796: Stamford, CT 797: Yale Observatory, New Haven, CT (Yale University Observatory)
 798: Yale Observatory, Bethany, CT (Yale University Observatory)
 799: Winchester, MA 800-899 
 800: Harvard Observatory, Arequipa, Peru (Boyden Station) 801: Oak Ridge Observatory
 802: Harvard Observatory, Cambridge, MA (Harvard College Observatory) 803: Taunton
 804: Santiago-San Bernardo
 805: Santiago-Cerro El Roble
 806: Santiago-Cerro Calán
 807: Cerro Tololo Observatory, La Serena (Cerro Tololo Inter-American Observatory) 808: El Leoncito (became the Dr. Carlos U. Cesco Observatory (Estación de Altura Carlos Ulrico Cesco) in 1990; seems to be the same as the Observatorio Félix Aguilar, San Juan National University), Argentina
 809: European Southern Observatory, La Silla (La Silla Observatory) 810: Wallace Observatory, Westford (George R. Wallace Jr. Astrophysical Observatory (WAO), Westford, MA) 811: Maria Mitchell Observatory, Nantucket
 812: Viña del Mar
 813: Santiago-Quinta Normal (1862-1920)
 814: North Scituate
 815: Santiago-Santa Lucia (1849-1861)
 816: Rand Observatory
 817: Sudbury (Sudbury, Massachusetts) 818: Gémeaux Observatory, Laval, QC (Observatoire Gémeaux) 819: Val-des-Bois, QC 820: Tarija
 821: Córdoba-Bosque Alegre (Estación Astrofísica de Bosque Alegre, Observatorio Astronómico de Córdoba, Argentina) 822: Córdoba (Observatorio Astronómico de Córdoba, Argentina) 823: Fitchburg
 824: Lake Clear
 825: Granville
 826: Plessissville, QC 827: Saint-Félicien, QC 828: Assonet
 829: Complejo Astronómico El Leoncito (CASLEO) 830: Hudson
 831: Rosemary Hill Observatory, University of Florida
 832: Etters
 833: Obs. Astronomico de Mercedes, Buenos Aires
 834: Buenos Aires-AAAA
 835: Drum Hill Station, Chelmsford
 836: Furnace Brook Observatory, Cranston
 837: Jupiter
 838: Dayton
 839: La Plata (La Plata Astronomical Observatory; Observatorio Astronómico de La Plata) 840: Flint
 841: Martin Observatory, Blacksburg
 842: Gettysburg College Observatory
 843: Emerald Lane Observatory, Decatur
 844: Los Molinos
 845: Clinton B. Ford Observatory , Ithaca
 846: Principia Astronomical Observatory, Elsah
 847: Lunar Cafe Observatory
 848: Tenagra Observatory, Cottage Grove
 849: Everstar Observatory, Olathe, KS (EverStaR Observatory) 850: Cordell-Lorenz Observatory, Sewanee
 851: Burke-Gaffney Observatory, Halifax
 852: River Moss Observatory, St. Peters
 853: Biosphere 2 Observatory
 854: Sabino Canyon Observatory, Tucson
 855: Wayside Observatory, Minnetonka
 856: Riverside
 857: Iowa Robotic Observatory, Sonoita
 858: Tebbutt Observatory, Edgewood
 859: Wykrota Observatory-CEAMIG (Observatório Wykrota - CEAMIG (Centro de Estudos Astronômicos de Minas Gerais)) 860: Valinhos
 861: Barão Geraldo
 862: Saku
 863: Furukawa
 864: Kumamoto (KCAO (Kumamoto Civil Astronomical Observatory), Kumamoto, Kumamoto, Japan) 865: Emmy Observatory, New Paltz
 866: U.S. Naval Academy, Michelson
 867: 
 868: Hidaka Observatory
 869: Tosa
 870: Campiñas (Observatório de Campinas, a.k.a. Observatório Municipal de Campinas "Jean Nicolini") 871: Akou
 872: Tokushima
 873: 
 874: Itajuba
 875: Yorii
 876: Honjo
 877: Okutama
 878: Kagiya
 879: Tōkai (Tōkai, Aichi, Japan) 880: Rio de Janeiro
 881: Toyota
 882: JCPM Oi Station
 883: Shizuoka (Shizuoka, Shizuoka, Japan) 884: Kawane
 885: 
 886: Mishima (Mishima, Shizuoka, a.k.a. Susono, Shizuoka, Japan) 887: Ojima (, Japan) 888: 
 889: Karasuyama (, Japan) 890: JCPM Tone Station
 891: JCPM Kimachi Station
 892: YGCO Hoshikawa and Nagano Stations
 893: Sendai Municipal Observatory () 894: Kiyosato
 895: Hatamae
 896:  (near 386 Yatsugatake-Kobuchizawa) 897:  (YGCO: ) 898: Fujieda (Fujieda, Shizuoka, Japan) 899: Toma

 900-999 
 900: Moriyama (Moriyama, Shiga, Japan) 901: Tajimi
 902: Ootake
 903: Fukuchiyama and Kannabe (Fukuchiyama and Kannabe Observatory, Japan) 904: Go-Chome and Kobe-Suma
 905: 
 906: Cobram
 907: Melbourne
 908: Toyama
 909: Snohomish Hilltop Observatory
 910: Caussols-ODAS
 911: Collins Observatory, Corning Community College
 912: Carbuncle Hill Observatory, Greene
 913: Observatorio Kappa Crucis, Montevideo
 914: Underwood Observatory, Hubbardston
 915: River Oaks Observatory, New Braunfels
 916: Oakley Observatory, Terre Haute
 917: Pacific Lutheran University Keck Observatory
 918: Badlands Observatory, Quinn
 919: Desert Beaver Observatory
 920: RIT Observatory, Rochester, NY (RIT = Rochester Institute of Technology) 921: SW Institute for Space Research, Cloudcroft
 922: Timberland Observatory, Decatur
 923: The Bradstreet Observatory, St. Davids
 924: Observatoire du Cégep de Trois-Rivières
 925: Palominas Observatory
 926: Tenagra II Observatory
 927: Madison-YRS
 928: Moonedge Observatory, Northport
 929: Port Allen
 930: Tahiti
 931: Punaauia
 932: John J. McCarthy Obs., New Milford
 933: Rockland Observatory, Sierra Vista
 934: Poway Valley
 935: Wyrick Observatory, Haymarket
 936: Ibis Observatory, Manhaatan
 937: Bradbury Observatory, Stockton-on-Tees
 938: Linhaceira
 939: Observatorio Rodeno
 940: Waterlooville
 941: Observatorio Pla D'Arguines
 942: Grantham
 943: Peverell
 944: Observatorio Geminis, Dos Hermanas
 945: Observatorio Monte Deva
 946: Ametlla de Mar Observatory
 947: Saint-Sulpice
 948: Pymoor
 949: Durtal
 950: Roque de los Muchachos Observatory, La Palma
 951: Highworth
 952: Marxuquera
 953: Montjoia
 954: Teide Observatory (Observatorio del Teide)
 955: Sassoeiros
 956: Observatorio Pozuelo
 957: Merignac
 958: Observatoire de Dax 
 959: Ramonville Saint Agne
 960: Rolvenden
 961: City Observatory, Edinburgh
 962: Gandia
 963: Werrington
 964: Southend Bradfield
 965: Observação Astronómica no Algarve, Portimão (COAA: Centro de Observação Astronómica no Algarve) 966: Church Stretton
 967: Greens Norton
 968: Haverhill
 969: London-Regents Park (George Bishop's Observatory, Regent's Park, 1836-1861) 970: Chelmsford
 971: Lisbon
 972: Dun Echt
 973: Harrow
 974: Genoa
 975: Valencia
 976: Leamington Spa
 977: Markree (Markree Observatory, County Sligo, Ireland) 978: Conder Brow
 979: South Wonston
 980: Lancaster
 981: Armagh
 982: Dunsink Observatory, Dublin
 983: San Fernando
 984: Eastfield
 985: Telford
 986: Ascot
 987: The Isle of Man Observatory
 988: Glasgow
 989: Wilfred Hall Observatory, Preston
 990: Madrid, Spain (Observatorio Astronómico de Madrid) 991: Liverpool (since 1867)
 992: Liverpool (before 1867)
 993: Woolston Observatory
 994: Godalming
 995: Durham (Durham University Observatory)
 996: Oxford (Radcliffe Observatory)
 997: Hartwell
 998: London-Mill Hill (University of London Observatory) 999: Bordeaux-Floirac (Observatoire de Bordeaux) A00-A99 
 A00: Gravesend, U.K. A01: Masia Cal Maciarol Modul 2
 A02: Masia Cal Maciarol Modul 8
 A03: Torredembarra
 A04: Saint-Caprais
 A05: Belesta
 A06: Mataró
 A07: Gretz-Armainvilliers
 A08: Malibert
 A09: Quincampoix
 A10: Observatorio Astronómico de Conbera
 A11: Wormhout
 A12: Stazione Astronomica di Sozzago
 A13: Observatoire Naef, Marly, Switzerland (Observatory Naef Ependes)
 A14: Les Engarouines Observatory
 A15: Josef Bresser Sternwarte, Borken
 A16: Tentlingen
 A17: Guidestar Observatory, Weinheim
 A18: Herne
 A19: Köln
 A20: Sögel
 A21: Irmtraut
 A22: Starkenburg Sternwarte-SOHAS
 A23: Sternwarte Weinheim, Germany 
 A24: New Millennium Observatory, Mozzate
 A25: Nova Milanese
 A26: Darmstadt
 A27: Eridanus Observatory, Langelsheim
 A28: Kempten
 A29: Santa Maria a Monte
 A30: Crespadoro
 A31: Corcaroli Observatory
 A32: Panker
 A33: Volkssternwarte Kirchheim
 A34: Grosshabersdorf
 A35: Hormersdorf Observatory
 A36: Ganda di Aviatico
 A37: Mueggelheim
 A38: Campocatino Automated Telescope, Collepardo
 A39: Altenburg
 A40: Pieta
 A41: Rezman Observatory, Kamnik
 A42: Gehrden
 A43: Inastars Observatory , Potsdam
 A44: Altschwendt
 A45: Karrenkneul
 A46: Lelekovice
 A47: Matera
 A48: Povegliano Veronese
 A49: Uppsala University-Ångström laboratory 
 A50: 安德鲁希夫卡天文台（Андрушівська астрономічна обсерваторія），烏克蘭日托米爾州安德鲁希夫卡
 A51: Danzig
 A52: Etyek
 A53: Peschiera del Garda
 A54: Ostrorog
 A55: Osservatorio Astronomico Vallemare di Borbona, Italy 
 A56: Parma
 A57: Osservatorio Astron. Margherita Hack, Firenze
 A58: Observatoire de Chalandray-Canotiers
 A59: Karlovy Vary Observatory
 A60: YSTAR-NEOPAT Station, Sutherland
 A61: Tortona
 A62: Aichtal
 A63: Cosmosoz Obs., Tassin la Demi Lune
 A64: Couvaloup de St-Cergue
 A65: Le Couvent de Lentin
 A66: Stazione Osservativa Astronomica, Livorno
 A67: Chiusa di Pesio
 A68: Swedenborg Obs., Bockholmwik
 A69: Osservatorio Palazzo Bindi Sergardi
 A70: Lumijoki
 A71: Stixendorf
 A72: Radebeul Observatory (Sternwarte "Adolph Diesterweg" Radebeul, Germany)
 A73: Penzing Astrometric Obs., Vienna
 A74: Bergen-Enkheim Observatory, Germany 
 A75: Fort Pius Observatory, Barcelona
 A76: Andromeda Observatory, Miskolc
 A77: Observatoire Chante-Perdrix, Dauban, Haute-Provence, France
 A78: Stia
 A79: Zvezdno Obshtestvo Observatory , Plana
 A80: Lindenberg Observatory
 A81: Balzaretto Observatory, Rome
 A82: Osservatorio Astronomico di Trieste
 A83: Jakokoski Observatory
 A84: TUBITAK National Observatory
 A85: Odessa Astronomical Observatory, Kryzhanovka, Ukraine
 A86: Albigneux
 A87: Rimbach
 A88: Bolzaneto
 A89: Sterni Observatory, Kempten
 A90: Sant Gervasi Observatory, Barcelona
 A91: Hankasalmi Observatory, Hankasalmi, Finland
 A92: Urseanu Observatory, Bucharest
 A93: Lucca
 A94: Cormons, ITALY
 A95: Taurus Hill Observatory, Varkaus
 A96: Klosterneuburg
 A97: Stammersdorf
 A98: Taurus-1 Observatory, Baran'
 A99: Osservatorio del Monte Baldo

B00-B99 
 B00: Savigny-le-Temple
 B01: Taunus Observatory, Frankfurt
 B02: Kielce
 B03: Alter Satzberg, Vienna
 B04: Saint-Barthelemy Observatory
 B05: Ka-Dar Observatory , Barybino, Moscow region
 B06: Montseny Astronomical Observatory , Spain
 B07: Camorino
 B08: San Lazzaro di Savena
 B09: Capannoli, Italy Pietro Dora Vivarelli ASA
 B10: Observatoire du Mas des Gres, Moydans
 B11: Osservatorio Cima Rest, Imola
 B12: The Koschny Observatory , Noordwijkerhout
 B13: Osservatorio di Tradate
 B14: Ca del Monte
 B15: Inastars Observatory , Potsdam (since 2006)
 B16: 1st Moscow Gymnasium Observatory, Lipki
 B17: AZT-8 Evpatoria
 B18: Terskol
 B19: Observatori Iluro, Mataró
 B20: Observatori Carmelita, Tiana
 B21: Gaisberg Observatory (Sternwarte Gaisberg), Schaerding (Schärding, Austria)
 B22: Observatori d'Ager, Barcelona
 B23: Fiamene, Italy
 B24: Cesson
 B25: Catania
 B26: Observatoire des Terres Blanches, Reillanne
 B27: Picard Observatory, St. Veit
 B28: Mandi Observatory, Pagnacco, Italy
 B29: L'Ampolla Observatory, Tarragona
 B30: Szamotuly-Galowo, Poland
 B31: 南非大望遠鏡 (SALT)， (位於南非北開普省索色蘭)
 B32: Observatory Gelenau(Germany)
 B33: Libbiano Observatory, Peccioli - AAAV
 B34: Green Island Observatory, Gecitkale
 B35: Bareket observatory, Macabim, Israel.
 B36: Redshed Observatory, Kallham
 B37: Obs. de L' Ametlla del Valles, Barcelona
 B38: Santa Mama 
 B39: Tradate 
 B40: Skylive Observatory, Catania, Italy (Gruppo Astrofili Catanesi)
 B41: Zlin Observatory
 B42: Vitebsk 
 B43: Hennef 
 B44: Eygalayes, France
 B45: Narama 
 B46: Sintini Observatory, Argenta 
 B47: Metsala Observatory, Espoo 
 B48: Bocholt 
 B49: Paus Observatory, Sabadell 
 B50: Corner Observatory, Durmersheim 
 B51: Vallauris 
 B52: Observatorio El Far 
 B53: Casal Lumbroso, Rome 
 B54: Ager 
 B55: Comeglians
 B56: Observatorio Sant Pere, Mataró 
 B57: Laietania Observatory, Parets del Vallès
 B58: Polaris Observatory, Budapest
 B59: Borken
 B60: Deep Sky Observatorium, Bad Bentheim
 B61: Valldoreix Obs.,Sant Cugat del Valles
 B62: Brelingen
 B63: Solaris Observatory, Luczanowice
 B64: Slope Rock Observatory, Hyvinkaa
 B65: Komakallio Observatory, Kirkkonummi
 B66: Osservatorio di Casasco
 B67: Sternwarte Mirasteilas, Falera, Switzerland
 B68: Mount Matajur Observatory
 B69: Owls and Ravens Observatory , Holzgerlingen
 B70: Sant Celoni
 B71: Observatorio El Vendrell
 B72: Soerth
 B73: Mauren Valley Observatory, Holzgerlingen 
 B74: Santa María de Montmagastrell 
 B75: Stazione Astronomica Betelgeuse, Magnago
 B76: Sternwarte Schönfeld, Dresden
 B77: Schafmatt Observatory, Aarau 
 B78: Astrophoton Observatory, Audorf
 B79: Marana Observatory
 B80: Osservatorio Astronomico Campomaggiore
 B81: Caimari
 B82: Maidbronn
 B83: Gières
 B84: Cyclops Observatory, Oostkapelle
 B85: Beilen Observatory
 B86: Sternwarte Hagen , Germany
 B87: Banyoles
 B88: Bigmuskie Observatory, Mombercelli
 B89: Observatori Astronòmic de Tiana
 B90: Malina River Observatory, Povoletto
 B91: Bollwiller
 B92: Chinon
 B93: Hoogeveen
 B94: Petrozavodsk 
 B95: Achternholt
 B96: Brixiis Observatory, Kruibeke
 B97: Sterrenwacht Andromeda, Meppel
 B98: Siena
 B99: Santa Coloma de Gramenet

C00-C99 
 C00: Velikie Luki
 C01: Lohrmann-Observatorium, Triebenberg
 C02: Observatorio Royal Park
 C03: Clayhole Observatory, Jokela, Finland
 C04: Kramatorsk, Ukraine
 C05: Königsleiten, Austria
 C06: Siberian State Aerospace University Observatory , Krasnoyarsk, Russia
 C07: Anysllum Observatory , Ager, Spain
 C08: Fiby, Sweden
 C09: Rouet, France
 C10: Maisoncelles, France
 C11: City Observatory, Slaný, Czech Republic
 C12: Berta Observatory, Sabadell, Spain
 C13: Como, Italy
 C14: Sky Vistas Observatory, Eichgraben, Austria
 C15: ISON-Ussuriysk , Russia
 C16: Isarwinkel Observatory, Bad Tölz, Germany
 C17: Observatorio Joan Roget, Ager, Spain
 C18: Frasnes-Lez-Anvaing, Belgium
 C19: ROSA Observatory, Vaucluse, France
 C20: Kislovodsk Mtn. Astronomical Stn., Pulkovo Obs., Russia
 C21: Observatorio Via Lactea, Ager, Spain
 C22: Oberwiesenthal, Germany
 C23: Olmen, Belgium
 C24: Seveso, Italy
 C25: Pulkovo Observatory Station, Campo Imperatore, Italy
 C26: Levendaal Observatory, Leiden, Netherlands
 C27: Pallerols, Spain
 C28: Wellinghofen, Germany
 C29: Observatori Astronómic de Les Planes de Son, Spain
 C30: Petrozavodsk University Obs., Sheltozero Stn., Russia
 C31: Sternwarte Neanderhoehe Hochdahl e.V., Erkrath, Germany
 C32: Ka-Dar Observatory, TAU Station , Nizhny Arkhyz, Russia
 C33: Observatorio CEAM, Caimari, Canary Islands, Spain
 C34: Baja Astronomical Observatory, Hungary
 C35: Terrassa, Spain
 C36: Starry Wanderer Observatory, Baran', Belarus
 C37: Stowupland, England, Great Britain
 C38: Varuna Observatory, Cuorgnè, Italy
 C39: Nijmegen, Netherlands
 C40: Kuban State University Astrophysical Observatory, Russia
 C41: MASTER-II Observatory, Kislovodsk, Russia
 C42: Xingming Observatory, Mt. Nanshan, China
 C43: Hoyerswerda, Germany
 C44: A. Volta Observatory, Lanzo d'Intelvi, Italy
 C45: MPC1 Cassia Observatory, La Giustiniana, Italy
 C46: Horizon Observatory, Petropavlovsk, Kazakhstan
 C47: Nonndorf , Austria
 C48: Sayan Solar Observatory, Irkutsk, Russia
 C49: STEREO-A
 C50: STEREO-B
 C51: WISE

 C60: Argelander Institute for Astronomy Obs., Bonn, Germany
 C61: Chelles, France

D00-D99 

 D14: Nanchuan Observatory, Guangzhou

 D16: Po Leung Kuk Observatory, Tuen Mun
 D17: Hong Kong
 D18: Mt. Guizi Observatory, China

 D20: Zadko Observatory, Wallingup Plain
 D21: Shenton Park
 D22: UWA Observatory, Crawley, WA, Australia

 D24: LightBuckets Observatory, Pingelly
 D25: Tzec Maun Observatory , Pingelly, WA, Australia

 D29: 紫金山天文台盱眙觀測站

 D32: JiangNanTianChi Observatory, Mt. Getianling

 D34: 墾丁天文台
 D35: 鹿林天文台
 D36: Tataka, Mt. Yu-Shan National Park

 D39: Shandong University Observatory, Weihai

 D44: Ishigakijima Astronomical Observatory

 D55: Kangwon Science High School Observatory, Ksho

 D57: Gimhae Astronomical Observatory, Uhbang-dong
 D58: KSA SEM Observatory, Danggam-dong

 D61: Suntopia Marina, Sumoto
 D62: Miyaki-Argenteus

 D70: Tosa

 D74: Nakagawa (, formerly Nakagawa Science Center Nakagawa Observatory, Japan)

 D78: Iga-Ueno
 D79: YSVP Observatory, Vale Park, SA, Australia
 D80: Gumma Astronomical Observatory
 D81: Nagano
 D82: Wallaroo
 D83: Miwa
 D84: Hallet Cove
 D85: Ingle Farm
 D86: Penwortham
 D87: Brooklyn Park
 D88: Hiratsuka
 D89: Yamagata (Yamagata Astronomical Observatory)
 D90: RAS Observatory, Moorook, SA, Australia
 D91: Adati
 D92: Osaki, Japan
 D93: Sendai Astronomical Observatory, Japan
 D94: Takanezawa, Tochigi, Japan
 D95: Kurihara
 D96: Tzec Maun Observatory , Moorook, SA, Australia
 D97: Berri, SA, Australia'

 E00-E99 
 E00: Castlemaine
 E01: South Yarra (Barfold)

 E03: RAS Observatory, Officer
 E04: Pacific Sky Observatory, Saipan
 E05: Earl Hill Observatory, Trinity Beach

 E07: Murrumbateman, NSW, Australia E08: Wobblesock Observatory, Coonabarabran
 E09: Oakley Southern Sky Observatory, Coonabarabran
 E10: Siding Spring-Faulkes Telescope South
 E11: Frog Rock Observatory, Mudgee 
 E12: Siding Spring Survey
 E13: Wanniassa
 E14: Hunters Hill Observatory, Ngunnawal
 E15: Magellan Observatory, near Goulburn
 E16: Grove Creek Observatory, Trunkey
 E17: Leura
 E18: BDI Observatory, Bangor, (Near Sutherland South of Sydney)
 E19: Kingsgrove
 E20: Marsfield
 E21: Norma Rose Observatory, Leyburn, Queensland, Australia E22: Univ. of Southern Queensland Obs., Mt. Kent
 E23: Arcadia, Australia E24: Tangra Observatory, St. Clair, NSW, Australia E25: Rochedale (APTA)
 E26: RAS Observatory, Biggera Waters
 E27: Thornlands
 E28: Kuriwa Observatory, Hawkesbury Heights, NSW, Australia E81: Nelson, New Zealand F00-F99 

 F51: 泛星計畫 1, Haleakala

 F59: Ironwood Remote Observatory, Hawaii
 F60: Ironwood North Observatory, Hawaii

 F65: Haleakala-Faulkes Telescope North (Haleakala Observatory)

 F84: Hibiscus Observatory, Punaauia
 F85: Tiki Observatory, Punaauia
 F86: Moana Observatory, Punaauia

 G00-G99 

 G51: Byrne Observatory, Sedgwick Reserve, CA, U.S.A. G52: Stone Edge Observatory, El Verano, CA, U.S.A. G53: Alder Springs Observatory, Auberry, CA, U.S.A. G54: Hemet, CA, U.S.A. G55: Bakersfield, CA, U.S.A. G56: Walnut Creek
 G57: Dilbert Observatory, Forest Grove
 G58: Chabot Space and Science Center, Oakland
 G59: Maiden Lane Obs., Bainbridge Island
 G60: Carroll Observatory, Montecito
 G61: Pleasanton
 G62: Sunriver Nature Center Observatory, Sunriver
 G63: Mill Creek Observatory, The Dalles
 G64: Blue Canyon Observatory
 G65: Vulcan North, Lick Observatory, Mount Hamilton
 G66: Lake Forest Observatory, Forest Hills
 G67: Rancho del Sol, Camino
 G68: Sierra Stars Observatory, Markleeville
 G69: Thousand Oaks
 G70: Francisquito Observatory, Los Angeles, CA, U.S.A. G71: Rancho Palos Verdes
 G72: University Hills
 G73: Mount Wilson-TIE
 G74: Boulder Knolls Observatory, Escondido, CA, U.S.A. G75: Starry Knight Observatory, Coto de Caza
 G76: Altimira Observatory, Coto de Caza
 G77: Baldwin Lake
 G78: Desert Wanderer Observatory, El Centro
 G79: Goat Mountain Astronomical Research Station
 G80: Sierra Remote Observatories, Auberry
 G81: Temecula
 G82: SARA Observatory, Kitt Peak
 G83: Mt. Graham-LBT
 G84: Mount Lemmon SkyCenter
 G85: Vermillion Cliffs Observatory, Kanab
 G86: Tucson-Winterhaven
 G87: Calvin M. Hooper Memorial Observatory, Hyde Park
 G88: LAMP Observatory, New River
 G89: Kachina Observatory, Flagstaff
 G90: Three Buttes Observatory, Tucson
 G91: Whipple Observatory, Mt. Hopkins—2MASS(Fred Lawrence Whipple Observatory)
 G92: Jarnac Observatory, Vail
 G93: Sonoita Research Observatory, Sonoita, Arizona G94: Sonoran Skies Observatory, St. David
 G95: Hereford Arizona Observatory, Hereford
 G96: Mt. Lemmon Survey (Mount Lemmon)
 G97: Astronomical League Alpha Observatory, Portal
 G98: Calvin-Rehoboth Observatory, Rehoboth (Calvin-Rehoboth Robotic Observatory)
 G99: NF Observatory, Silver City

 H00-H99 
 H00: Tyrone
 H01: Magdalena Ridge Observatory, New Mexico Tech
 H02: Sulphur Flats Observatory, La Cueva
 H03: Sandia View Observatory, Rio Rancho, NM H04: Santa Fe
 H05: Edmund Kline Observatory, Deer Trail
 H06: RAS Observatory, Mayhill, NM (RAS (Remote Astronomical Society) Observatory of New Mexico; a.k.a. New Mexico Skies Observatory) H07: 7300 Observatory, Cloudcroft, NM H08: BlackBird Observatory, Cloudcroft, NM H09: Antelope Hills Observatory, Bennett
 H10: Tzec Maun Foundation Observatory, Mayhill, NM H11: LightBuckets Observatory, Rodeo, NM, U.S.A. H12: TechDome , Mayhill, NM, U.S.A. H13: Lenomiya Observatory, Casa Grande, AZ, U.S.A. H14: Morning Star Observatory , Tucson, AZ, U.S.A. H15: ISON-NM ，Mayhill，美國，新墨西哥州 H16: HUT Observatory, Eagle, CO, U.S.A. H17: Angel Peaks Observatory, CO, U.S.A. H18: Vail, AZ, U.S.A. H19: Lone Star Observatory, Caney, OK, U.S.A. H20: Eastern Illinois University Obs., Charleston, IL, U.S.A. H21: Astronomical Research Observatory, Westfield, IL, U.S.A. H22: Terre Haute
 H23: Pear Tree Observatory, Valparaiso
 H24: J. C. Veen Observatory, Lowell
 H25: Harvest Moon Observatory, Northfield
 H26: Doc Greiner Research Observatory, Janesvillle
 H27: Moonglow Observatory, Warrensburg
 H28: Preston Hills Observatory, Celina
 H29: Ivywood Observatory, Edmond
 H30: University of Oklahoma Observatory, Norman
 H31: Star Ridge Observatory, Weimar
 H32: Texas A&M Physics Observatory, College Station
 H33: Bixhoma Observatory, Bixby
 H34: Chapel Hill
 H35: Leavenworth
 H36: Sandlot Observatory, Scranton, KS H37: Grems Timmons Observatories, Graettinger
 H38: Timberline Observatory, Urbandale
 H39: S.O.S. Observatory, Minneapolis
 H40: Nubbin Ridge Observatory
 H41: Petit Jean Mountain, AR H42: Wartburg College Observatory, Waverly
 H43: Conway
 H44: Cascade Mountain
 H45: Petit Jean Mountain South, AR H46: Ricky Observatory, Blue Springs, Missouri.
 H47: Vicksburg, MS H48: PSU Greenbush Observatory, Pittsburg
 H49: ATU Astronomical Observatory, Russellville
 H50: University of Central Arkansas Obs., Conway
 H51: Greiner Research Observatory, Verona, WI H52: Hawkeye Observatory, Durand
 H53: Thompsonville
 H54: Cedar Drive Observatory, Pulaski
 H55: Astronomical Research Observatory, Charleston, IL (Antares Observatory, Charleston, IL) H56: Northbrook Meadow Observatory
 H57: Ohio State University Observatory, Lima
 H58: NASA/MSFC ALaMO, Redstone Arsenal
 H59: Prairie Grass Observatory, Camp Cullom
 H60: Heartland Observatory, Carmel, IN, U.S.A. H61: Newcastle
 H62: Calvin College Observatory
 H63: DeKalb Observatory, Auburn
 H64: Thomas More College Observatory, Crestview Hills
 H65: Waltonfields Observatory, Walton
 H66: Yellow Springs
 H67: Stonegate Observatory, Ann Arbor, MI H68: Red Barn Observatory, Ty Ty, GA H69: Ohio Wesleyan University
 H70: Asheville
 H71: Chula
 H72: Evelyn L. Egan Observatory, Fort Myers, Florida
 H73: Lakeland Astronomical Observatory, Kirtland
 H74: Bar J Observatory, New Smyrna Beach
 H75: Indian Hill North Observatory, Huntsburg
 H76: Oakridge Observatory, Miami
 H77: Buehler Observatory
 H78: University of Nariño Observatory, Pasto
 H79: York University Observatory, Toronto
 H80: Halstead Observatory, Princeton
 H81: Hartung-Boothroyd Observatory, Ithaca, New York, USA
 H82: CBA-NOVAC Observatory, Front Royal, Virginia, USA H83: Timberlake Observatory, Oakton
 H84: Northview Observatory, Mendon
 H85: Silver Spring, MD H86: CBA-East Observatory, Laurel
 H87: Fenwick Observatory, Richmond
 H88: Hope Observatory, Belcamp
 H89: Galaxy Blues Observatory, Gatineau, QC H90: Ottawa
 H91: Reynolds Observatory, Potsdam
 H92: Arcturus Observatory
 H93: Berkeley Heights
 H94: Cedar Knolls
 H95: NJIT Observatory, Newark
 H96: Observatoire des Pléïades, Mandeville
 H97: Talcott Mountain Science Center, Avon
 H98: Dark Roseanne Obs., Middlefield, CT H99: Sunhill Observatory, Newton

 I00-I99 
 I00: Carbuncle Hill Observatory, Coventry
 I01: Clay Center Observatory, Brookline
 I02: Cerro Tololo Observatory, La Serena—2MASS (Cerro Tololo Inter-American Observatory)
 I03: European Southern Obs., La Silla—ASTROVIRTEL (La Silla Observatory)
 I04: Mamalluca Observatory
 I05: Las Campanas Observatory-TIE
 I06: Werner Schmidt Obs., Dennis-Yarmouth Regional HS
 I07: Conlin Hill Observatory, Oxford
 I08: Alianza S4, Cerro Burek
 I09: Cerro Armazones, Chile I10: CAOS-CampoCatino Austral Observatory Survey (Campo Catino Austral Observatory Survey, Chile ) I11: Gemini South Observatory, Cerro Pachón
 I12: Phillips Academy Observatory, Andover
 I13: Burleith Observatory, Washington D.C., U.S.A. I14: Tigh Speuran Observatory, Framingham
 I15: Wishing Star Observatory, Barrington
 I16: IAA-AI Atacama, San Pedro de Atacama, Chile I17: Thomas G. Cupillari Observatory , Fleetville, PA, U.S.A. I18: Fan Mountain Observatory, Covesville, VA, U.S.A. I19: Observatorio El Gato Gris, Tanti, Argentina I20: Rio Cuarto, Argentina I21: El Condor Observatory, Córdoba
 I22: Abbey Ridge Observatory, Stillwater Lake
 I23: Frosty Cold Observatory, Mash Harbor, ME, U.S.A. I24: Lake of the Woods Observatory , Locust Grove, VA, U.S.A. I25: ECCCO Observatory, Bosque Alegre, Argentina I26: Observatorio Kappa Crucis, Córdoba, Argentina I27: Barred Owl Observatory, Carp, Canada I28: Starhoo Observatory, Lakeville, MA, U.S.A. I29: Middlesex School Observatory, Concord, MA, U.S.A. I30: Observatorio Geminis Austral
 I31: Observatorio Astronomico del Colegio Cristo Rey
 I32: Observatorio Beta Orionis, Rosario
 I33: SOAR, Cerro Pachón, Chile I34: Morgantown, PA, U.S.A. I35: Sidoli, Argentina I36: Observatorio Los Campitos, Cañuela, Argentina I37: Astrodomi Observatory, Santa Rita  
 I38: Observatorio Los Algarrobos, Salto
 I39: Observatorio Cruz del Sur, San Justo, Argentina I40: La Silla--TRAPPIST , Chile I41: Palomar Mountain--PTF, CA, U.S.A. I42: OWC Observatory, Niceville, FL, U.S.A. I43: Tarleton State University Obs., Stephenville, TX, U.S.A. I66: Taurus Australis Observatory, Brasília, Brazil I68: Pousada dos Anoes Observatory

 I77: CEAMIG-REA Observatory, Belo Horizonte, Brazil I82: Güímar, Canary Islands, Spain I83: Cherryvalley Observatory, Rathmolyon, Ireland I84: Cerro del Viento, Badajoz, Spain I85: Las Negras, Spain I86: Observatorio UCM, Madrid, Spain I87: Astroshot Observatory, Monasterevin, Ireland I88: Fuensanta de Martos, Spain I89: Nerpio, Spain I90: Blackrock Castle Observatory, Ireland I91: Retamar, Spain I92: Astreo Observatory, Mairena del Aljarafe, Spain I93: St Pardon de Conques, France I94: Observatorio Rho Ophiocus, Las Rozas de Madrid, Spain I95: Observatorio de la Hita, Spain I96: Hyperion Observatory , Urbanizacion Caraquiz, Spain I97: Penn Heights Observatory, Rickmansworth, U.K. I98: El Berrueco, Spain I99: Observatorio Blanquita , Vaciamadrid, Spain J00-J99 
 J00: Segorbe, Spain J01: Observatorio Cielo Profundo, Oviedo, Spain J02: Busot, Spain J03: Gothers Observatory, St. Dennis
 J04: ESA Optical Ground Station, Tenerife
 J05: Bootes Observatory, Boecillo
 J06: Trent Astronomical Observatory, Clifton
 J07: Observatorio SPAG Monfragüe, Palazuelo-Empalme
 J08: Observatorio Zonalunar, Puzol
 J09: Balbriggan
 J10: Alicante
 J11: Matosinhos
 J12: Caraquiz
 J13: La Palma-Liverpool Telescope
 J14: La Corte
 J15: Muxagata
 J16: An Carraig Observatory, Northern Ireland An Carraig Observatory
 J17: Ragdon
 J18: Dingle Observatory, Montgomery, Wales, U.K. J19: El Maestrat
 J20: Aravaca
 J21: El Boalo
 J22: Tacande Observatory, La Palma
 J23: Centre Astronomique de La Couyere
 J24: Observatorio Altamira
 J25: Penamayor Observatory, Nava
 J26: The Spaceguard Centre, Knighton
 J27: El Guijo Observatory , Spain
 J28: Observatorio Jaén, Jaén, Spain J29: Observatorio Nira, Tias
 J30: Observatorio Ventilla, Madrid
 J31: La Axarquia
 J32: Aljaraque
 J33: University of Hertfordshire Obs., Bayfordbury
 J34: La Fecha
 J35: Tucci Observatory, Martos
 J36: Observatorio DiezALaOnce, Illana
 J37: Huelva
 J38: Observatorio La Vara , Valdés
 J39: Ingenio
 J40: Observatorio Malaga Malaga 
 J41: Raheny 
 J42: Puzol
 J43: Oukaïmeden Observatory
 J44: Observatorio Iturrieta, Alava
 J45: Observatorio Montana Cabreja Vega de San Mateo, Gran Canaria.
 J46: Observatorio Montana Blanca, Tias
 J47: Observatorio Nazaret
 J48: Observatory Mackay, La Laguna
 J49: Santa Pola 
 J50: La Palma-NEON
 J51: Observatorio Atlante , Tenerife
 J52: Observatorio Pinsoro
 J53: Posadas
 J54: Bradford Robotic Telescope
 J55: Los Altos de Arguineguin Observatory
 J56: Observatorio La Avejerilla
 J57: Centro Astronómico Alto Turia, Valencia
 J58: Brynllefrith Observatory, Llantwit Fardre, Wales, UK J59: Observatorio Linceo, Santander
 J60: Tocororo Observatory, Arquillinos
 J61: Brownstown Observatory, Kilcloon
 J62: Kingsland Observatory, Boyle
 J63: San Gabriel
 J64: La Mata
 J65: Celbridge
 J66: Kinver 
 J67: Observatorio La Puebla de Vallbona
 J68: Tweenhills Observatory, Hartpury, Gloucestershire, England, UK J69: North Observatory, Clanfield, UK J70: Obs. Astronómico Vega del Thader, El Palmar
 J71: Willow Bank Observatory, Lancashire, England, UK J72: Valle del Sol
 J73: Quainton, Buckinghamshire, England, UK (Quainton Observatory ) J74: Bilbao
 J75: OAM Observatory, La Sagra, Spain (Observatorio Astronómico de La Sagra ) J76: La Murta, Spain J77: Golden Hill Observatory, Stourton Caundle, Dorset, England, UK J78: Murcia
 J79: Observatorio Calarreona, Aguilas
 J80: Sainte Helene
 J81: Guirguillano
 J82: Leyland
 J83: Olive Farm Observatory, Hoghton
 J84: South Observatory, Clanfield
 J85: Makerstoun
 J86: Sierra Nevada Observatory (Observatorio de Sierra Nevada, Spain) J87: La Cañada (Observatorio de La Cañada (La Cañada Observatory), Ávila, Spain) J88: Strawberry Field Obs., Southampton
 J89: Tres Cantos Observatory
 J90: West Challow
 J91: Alt emporda Observatory, Figueres
 J92: Beaconsfield
 J93: Mount Tuffley Observatory, Gloucester, England, UK J94: Abbeydale, Gloucester, England, UK J95: Great Shefford, Berkshire, England, UK''
 J96: Observatorio de Aras de los Olmos (OAO) - Universidad de Valencia, Aras de los Olmos, Valencia, Spain
 J97: Alginet
 J98: Observatorio Manises
 J99: Burjassot

Z00-Z99 
 Z20: La Palma-MERCATOR
 Z69: Observatorio Mazagón  Huelva
 Z71: Observatorio Norba Caesarina , Cáceres
 Z74: Amanecer de Arrakis, Sevilla
 Z75: Observatorio Sirius, Las Lomas
 Z76: Observatorio Carda, Villaviciosa
 Z83: Chicharronian 3C Observatory, Tres Cantos, Madrid
 Z88: Fosseway Observatoy, Stratton-on-the-Fosse
 Z92: West Park Observatory, Leeds
 Z95: Astronomía Para Todos Remote Observatory
 Z96: Observatorio Cesaraugusto
 Z97: OPERA Observatory, Saint Palais

參考資料

外部連結 
 Minor Planet Center (SAO) - List Of Observatory Codes 
 Guide to Minor Body Astrometry 
 European Space Agency Spaceguard - Observatory List
 Astrometry - Obtaining an Observatory Code

相關條目 
天文台列表
太空天文臺
望遠鏡、天文台和觀測技術年表
火山觀測台 

天文台
科技相關列表
天文台序號