(7877)
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(7877) 1992 AH1 في قاعدة بيانات مختبر الدفع النفاث لأجرام النظام الشمسي الصغيرة
الاكتشاف · مخطط المدار ·  العناصر المدارية · المعلمات المادية
(7877) 1992 AH1 على موقع ويكي سكاي: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
| ع ن 7001–8000 | ع ن 7001–8000 |
| --- | --- |
الترقيم 7001–7100:  7001 Noether  7002 Bronshten  7003 Zoyamironova  7004 Markthiemens  7005 Henninghaack  7006 Folco  7007 Timjull  7008 Pavlov  7009 Hume  7010 Locke  7011 Worley  7012 Hobbes  7013 Trachet  7014 Nietzsche  7015 Schopenhauer  7016 Conandoyle  7017 Uradowan  (7018) 1992 DF  7019 Tagayuichan  7020 Yourcenar  7021 Tomiokamachi  (7022) 1992 JN4  7023 Heiankyo  (7024) 1992 PA4  (7025) 1993 QA  (7026) 1993 QB1  7027 Toshihanda  7028 Tachikawa  (7029) 1993 XT2  7030 Colombini  7031 Kazumiyoshioka  7032 Hitchcock  (7033) 1994 WN2  (7034) 1994 YT2  7035 Gomi  7036 Kentarohirata  7037 Davidlean  7038 Tokorozawa  7039 Yamagata  7040 Harwood  7041 Nantucket  7042 Carver  7043 Godart  (7044) 1971 UK  (7045) 1974 FJ  7046 Reshetnev  7047 Lundström  7048 Chaussidon  7049 Meibom  (7050) 1982 FE3  7051 Sean  (7052) 1988 VQ2  (7053) 1989 FA  7054 Brehm  7055 Fabiopagan  7056 Kierkegaard  7057 Al-Fārābī  7058 Al-Ṭūsī  7059 Van Dokkum  7060 Al-'Ijliya  7061 Pieri  7062 Meslier  7063 Johnmichell  7064 Montesquieu  7065 Fredschaaf  7066 Nessus  7067 Kiyose  7068 Minowa  (7069) 1994 YG2  (7070) 1994 YO2  (7071) 1995 BH4  7072 Beijingdaxue  7073 Rudbelia  7074 Muckea  7075 Sadovnichij  (7076) 1980 UC  7077 Shermanschultz  7078 Unojönsson  7079 Baghdad  (7080) 1986 RS1  7081 Ludibunda  7082 La Serena  7083 Kant  (7084) 1991 BR  (7085) 1991 PE  7086 Bopp  7087 Lewotsky  7088 Ishtar  (7089) 1992 FX1  (7090) 1992 HY4  (7091) 1992 JA  7092 Cadmus  7093 Jonleake  7094 Godaisan  7095 Lamettrie  7096 Napier  7097 Yatsuka  7098 Réaumur  7099 Feuerbach  7100 Martin Luther 
الترقيم 7101–7200:  7101 Haritina  7102 Neilbone  7103 Wichmann  7104 Manyousyu  7105 Yousyozan  7106 Kondakov  7107 Peiser  7108 Nefedov  7109 Heine  7110 Johnpearse  (7111) 1985 QA1  7112 Ghislaine  7113 Ostapbender  7114 Weinek  7115 Franciscuszeno  7116 Mentall  7117 Claudius  7118 Kuklov  هيرا 7119  7120 Davidgavine  7121 Busch  7122 Iwasaki  (7123) 1989 TT1  7124 Glinos  7125 Eitarodate  7126 Cureau  7127 Stifter  7128 Misawa  (7129) 1991 VE1  7130 Klepper  7131 Longtom  7132 Casulli  7133 Kasahara  7134 Ikeuchisatoru  (7135) 1993 VO  7136 Yokohasuo  7137 Ageo  (7138) 1994 AK15  7139 Tsubokawa  7140 Osaki  7141 Bettarini  7142 Spinoza  7143 Haramura  7144 Dossobuono  7145 Linzexu  7146 Konradin  7147 Feijth  7148 Reinholdbien  7149 Bernie  7150 McKellar  (7151) 1971 SX3  أونيوس 7152  7153 Vladzakharov  7154 Zhangmaolin  (7155) 1979 YN  7156 Flaviofusipecci  7157 Lofgren  7158 IRTF  7159 Bobjoseph  7160 Tokunaga  7161 Golitsyn  7162 Sidwell  7163 Barenboim  7164 Babadzhanov  7165 Pendleton  7166 Kennedy  7167 Laupheim  (7168) 1986 QE2  7169 Linda  7170 Livesey  7171 Arthurkraus  7172 Multatuli  7173 Sepkoski  7174 Semois  7175 Janegoodall  7176 Kuniji  (7177) 1990 TF  7178 Ikuookamoto  7179 Gassendi  (7180) 1991 NG1  (7181) 1991 PH12  7182 Robinvaughan  (7183) 1991 RE16  (7184) 1991 RB25  (7185) 1991 VN1  7186 Tomioka  7187 Isobe  7188 Yoshii  7189 Kuniko  (7190) 1993 GB1  (7191) 1993 MA1  7192 Cieletespace  7193 Yamaoka  7194 Susanrose  7195 Danboice  7196 Baroni  7197 Pieroangela  7198 Montelupo  7199 Brianza  (7200) 1994 NO 
الترقيم 7201–7300:  7201 Kuritariku  7202 Kigoshi  7203 Sigeki  7204 Ondřejov  7205 Sadanori  7206 Shiki  7207 Hammurabi  7208 Ashurbanipal  7209 Cyrus  7210 Darius  7211 Xerxes  7212 Artaxerxes  7213 Conae  أنتيكولوس 7214  7215 Gerhard  7216 Ishkov  7217 Dacke  7218 Skácel  7219 Satterwhite  7220 Philnicholson  7221 Sallaba  7222 Alekperov  7223 Dolgorukij  7224 Vesnina  7225 Huntress  7226 Kryl  (7227) 1984 SH6  7228 MacGillivray  7229 Tonimoore  7230 Lutz  7231 Porco  7232 Nabokov  7233 Majella  (7234) 1986 QV3  7235 Hitsuzan  (7236) 1987 PA  7237 Vickyhamilton  7238 Kobori  7239 Mobberley  7240 Hasebe  7241 Kuroda  7242 Okyudo  (7243) 1990 VV3  7244 Villa-Lobos  (7245) 1991 RN10  (7246) 1991 RP25  7247 Robertstirling  7248 Älvsjö  (7249) 1992 SN  7250 Kinoshita  7251 Kuwabara  7252 Kakegawa  7253 Nara  7254 Kuratani  (7255) 1993 VY1  7256 Bonhoeffer  7257 Yoshiya  7258 Pettarin  7259 Gaithersburg  7260 Metelli  7261 Yokootakeo  7262 Sofue  7263 Takayamada  7264 Hirohatanaka  7265 Edithmüller  7266 Trefftz  7267 Victormeen  7268 Chigorin  7269 Alprokhorov  7270 Punkin  7271 Doroguntsov  7272 Darbydyar  7273 Garyhuss  7274 Washioyama  (7275) 1983 CY2  7276 Maymie  7277 Klass  7278 Shtokolov  7279 Hagfors  7280 Bergengruen  (7281) 1988 RX4  (7282) 1989 BC  (7283) 1989 TX15  (7284) 1989 VW  7285 Seggewiss  (7286) 1990 QZ4  7287 Yokokurayama  (7288) 1991 FE1  7289 Kamegamori  7290 Johnrather  7291 Hyakutake  7292 Prosperin  7293 Kazuyuki  7294 Barbaraakey  7295 Brozovic  7296 Lamarck  (7297) 1992 UG  7298 Matudaira-gou  7299 Indiawadkins  7300 Yoshisada 
الترقيم 7301–7400:  7301 Matsuitakafumi  (7302) 1993 CQ  (7303) 1993 FS1  7304 Namiki  7305 Ossakajusto  7306 Panizon  7307 Takei  7308 Hattori  7309 Shinkawakami  (7310) 1995 OL1  7311 Hildehan  (7312) 1996 AT3  7313 Pisano  7314 Pevsner  7315 Kolbe  7316 Hajdu  7317 Cabot  7318 Dyukov  7319 Katterfeld  7320 Potter  (7321) 1979 MZ2  7322 Lavrentina  7323 Robersomma  7324 Carret  (7325) 1981 QA1  7326 Tedbunch  7327 Crawford  7328 Casanova  7329 Bettadotto  7330 Annelemaître  7331 Balindblad  7332 Ponrepo  7333 Bec-Borsenberger  7334 Sciurus  (7335) 1989 JA  7336 Saunders  (7337) 1990 QH1  (7338) 1990 VJ3  (7339) 1991 RA16  (7340) 1991 UA2  (7341) 1991 VK  7342 Uchinoura  7343 Ockeghem  7344 Summerfield  7345 Happer  7346 Boulanger  (7347) 1993 EW  (7348) 1993 FJ22  7349 Ernestmaes  (7350) 1993 VA  7351 Yoshidamichi  الكويكب 7352  7353 Kazuya  7354 Ishiguro  7355 Bottke  7356 Casagrande  (7357) 1995 UJ7  7358 Oze  7359 Messier  7360 Moberg  7361 Endres  7362 Rogerbyrd  7363 Esquibel  7364 Otonkučera  7365 Sejong  7366 Agata  7367 Giotto  7368 Haldancohn  7369 Gavrilin  7370 Krasnogolovets  (7371) 1978 VA6  7372 Emimar  7373 Stashis  (7374) 1980 DL  (7375) 1980 PZ  7376 Jefftaylor  7377 Pizzarello  7378 Herbertpalme  7379 Naoyaimae  (7380) 1981 RF  7381 Mamontov  7382 Bozhenkova  7383 Lassovszky  (7384) 1981 TJ  7385 Aktsynovia  7386 Paulpellas  7387 Malbil  7388 Marcomorelli  7389 Michelcombes  7390 Kundera  7391 Strouhal  7392 Kowalski  7393 Luginbuhl  7394 Xanthomalitia  (7395) 1985 RP1  7396 Brusin  (7397) 1986 QS  7398 Walsh  7399 Somme  7400 Lenau 
الترقيم 7401–7500:  7401 Toynbee  (7402) 1987 YH  7403 Choustník  (7404) 1988 AA5  (7405) 1988 FF  (7406) 1988 TD  (7407) 1988 TL  7408 Yoshihide  (7409) 1990 BS  7410 Kawazoe  (7411) 1990 QQ1  7412 Linnaeus  7413 Galibina  7414 Bosch  7415 Susumuimoto  7416 Linnankoski  (7417) 1990 YE  7418 Akasegawa  (7419) 1991 PN13  7420 Buffon  7421 Kusaka  (7422) 1992 LP  (7423) 1992 PT2  (7424) 1992 PS6  7425 Lessing  (7426) 1992 US4  (7427) 1992 VD  7428 Abekuniomi  7429 Hoshikawa  7430 Kogure  (7431) 1993 FN41  (7432) 1993 HL5  7433 Pellegrini  7434 Osaka  7435 Sagamihara  7436 Kuroiwa  7437 Torricelli  7438 Misakatouge  7439 Tetsufuse  7440 Závist  7441 Láska  7442 Inouehideo  7443 Tsumura  (7444) 1996 TM10  7445 Trajanus  7446 Hadrianus  7447 Marcusaurelius  7448 Pöllath  7449 Döllen  7450 Shilling  7451 Verbitskaya  7452 Izabelyuria  7453 Slovtsov  7454 Kevinrighter  7455 Podosek  7456 Doressoundiram  7457 Veselov  (7458) 1984 DE1  7459 Gilbertofranco  7460 Julienicoles  7461 Kachmokiam  7462 Grenoble  7463 Oukawamine  7464 Vipera  7465 Munkanber  (7466) 1989 VC2  (7467) 1989 WQ1  7468 Anfimov  7469 Krikalev  7470 Jabberwock  (7471) 1991 YD  7472 Kumakiri  (7473) 1992 EC4  (7474) 1992 TC  7475 Kaizuka  7476 Ogilsbie  (7477) 1993 LC  7478 Hasse  (7479) 1994 EC1  7480 Norwan  7481 San Marcello  (7482) 1994 PC1  7483 Sekitakakazu  7484 Dogo Onsen  7485 Changchun  7486 Hamabe  7487 Toshitanaka  7488 Robertpaul  7489 Oribe  7490 Babička  7491 Linzerag  7492 Kačenka  7493 Hirzo  7494 Xiwanggongcheng  7495 Feynman  7496 Miroslavholub  7497 Guangcaishiye  7498 Blaník  7499 L'Aquila  7500 Sassi 
الترقيم 7501–7600:  7501 Farra  7502 Arakida  (7503) 1996 VJ38  7504 Kawakita  7505 Furusho  7506 Lub  7507 Israel  7508 Icke  7509 Gamzatov  (7510) 1978 UF6  7511 Patcassen  7512 Monicalazzarin  (7513) 1985 RU2  (7514) 1986 ED  7515 Marrucino  7516 Kranjc  7517 Alisondoane  (7518) 1989 FG  7519 Paulcook  (7520) 1990 BV  (7521) 1990 QS2  (7522) 1991 AJ  (7523) 1991 PF18  (7524) 1991 RW19  7525 Kiyohira  7526 Ohtsuka  7527 Marples  7528 Huskvarna  7529 Vagnozzi  7530 Mizusawa  7531 Pecorelli  7532 Pelhřimov  7533 Seiraiji  (7534) 1995 UA7  (7535) 1995 WU2  7536 Fahrenheit  7537 Solvay  7538 Zenbei  (7539) 1996 XS32  (7540) 1997 AK21  7541 Nieuwenhuis  7542 Johnpond  بريليس 7543  7544 Tipografiyanauka  7545 Smaklösa  (7546) 1979 MB4  (7547) 1979 MO4  7548 Engström  7549 Woodard  7550 Woolum  7551 Edstolper  7552 Sephton  7553 Buie  7554 Johnspencer  7555 Venvolkov  7556 Perinaldo  (7557) 1982 FK3  7558 Yurlov  7559 Kirstinemeyer  7560 Spudis  7561 Patrickmichel  7562 Kagiroino-Oka  (7563) 1988 BC  7564 Gokumenon  7565 Zipfel  (7566) 1988 SP  (7567) 1988 TC1  (7568) 1988 VJ2  (7569) 1989 BK  (7570) 1989 CP  7571 Weisse Rose  7572 Znokai  7573 Basfifty  (7574) 1989 WO1  7575 Kimuraseiji  (7576) 1990 BN  (7577) 1990 QV4  7578 Georgböhm  (7579) 1990 TN1  7580 Schwabhausen  7581 Yudovich  (7582) 1990 WL  7583 Rosegger  7584 Ossietzky  (7585) 1991 PK8  7586 Bismarck  7587 Weckmann  (7588) 1992 FJ1  (7589) 1992 SR1  7590 Aterui  (7591) 1992 WG3  7592 Takinemachi  (7593) 1992 WP4  7594 Shotaro  7595 Växjö  7596 Yumi  7597 Shigemi  (7598) 1994 CS  7599 Munari  7600 Vacchi 
الترقيم 7601–7700:  (7601) 1994 US1  7602 Yidaeam  7603 Salopia  7604 Kridsadaporn  7605 Cindygraber  (7606) 1995 SV2  7607 Billmerline  7608 Telegramia  (7609) 1995 WX3  7610 Sudbury  7611 Hashitatsu  (7612) 1996 CN2  7613 ʻAkikiki  7614 Masatomi  (7615) 1996 TA11  7616 Sadako  (7617) 1996 VF30  7618 Gotoyukichi  (7619) 1997 AP21  7620 Willaert  7621 Sweelinck  7622 Pergolesi  7623 Stamitz  7624 Gluck  7625 Louisspohr  7626 Iafe  7627 Wakenokiyomaro  7628 Evgenifedorov  7629 Foros  (7630) 1979 MR2  7631 Vokrouhlický  7632 Stanislav  7633 Volodymyr  7634 Shizutani-Kou  7635 Carolinesmith  7636 Comba  (7637) 1984 DN  7638 جلادمان  7639 Offutt  7640 Marzari  الكويكب 7641  (7642) 1988 TZ  (7643) 1988 VQ1  7644 Cslewis  7645 Pons  (7646) 1989 KE  7647 Etrépigny  7648 Tomboles  7649 Bougainville  7650 Kaname  7651 Villeneuve  (7652) 1991 RL5  (7653) 1991 UV  (7654) 1991 VV3  7655 Adamries  7656 Joemontani  7657 Jefflarsen  (7658) 1993 BM12  (7659) 1993 CP1  7660 Alexanderwilson  7661 Reincken  (7662) 1994 RM1  (7663) 1994 RX1  7664 Namahage  7665 Putignano  7666 Keyaki  (7667) 1995 BL3  7668 Mizunotakao  7669 Malše  7670 Kabeláč  7671 Albis  7672 Hawking  7673 Inohara  7674 Kasuga  7675 Gorizia  (7676) 1995 WN8  7677 Sawa  7678 Onoda  7679 Asiago  7680 Cari  7681 Chenjingrun  7682 Miura  7683 Wuwenjun  7684 Marioferrero  (7685) 1997 EP17  7686 Wolfernst  7687 Matthias  7688 Lothar  7689 Reinerstoss  7690 Sackler  7691 Brady  7692 Edhenderson  7693 Hoshitakuhai  7694 Krasetín  7695 Přemysl  7696 Liebe  (7697) 1989 AE  7698 Schweitzer  7699 Božek  7700 Rote Kapelle 
الترقيم 7701–7800:  7701 Zrzavý  (7702) 1991 PO13  (7703) 1991 RW  7704 Dellen  7705 Humeln  7706 Mien  7707 Yes  7708 Fennimore  (7709) 1994 RN1  7710 Ishibashi  7711 Říp  (7712) 1995 TB1  7713 Tsutomu  7714 Briccialdi  7715 Leonidarosino  7716 Ube  7717 Tabeisshi  7718 Desnoux  (7719) 1997 GT36  7720 Lepaute  7721 Andrillat  7722 Firneis  7723 Lugger  7724 Moroso  7725 Sel'vinskij  7726 Olegbykov  7727 Chepurova  7728 Giblin  7729 Golovanov  7730 Sergerasimov  (7731) 1978 UV  (7732) 1978 VE9  (7733) 1979 MH4  7734 Kaltenegger  7735 Scorzelli  7736 Nizhnij Novgorod  7737 Sirrah  7738 Heyman  7739 Čech  7740 Petit  7741 Fedoseev  7742 Altamira  (7744) 1986 QA1  (7745) 1987 DB6  (7746) 1987 RC1  7747 Michałowski  (7748) 1987 TA  7749 Jackschmitt  7750 McEwen  (7751) 1988 UA  7752 Otauchunokai  (7753) 1988 XB  7754 Gopalan  7755 Haute-Provence  7756 Scientia  7757 Kameya  7758 Poulanderson  (7759) 1990 QD2  (7760) 1990 RW3  (7761) 1990 SL  (7762) 1990 SY2  7763 Crabeels  (7764) 1991 AB  (7765) 1991 AD  7766 Jododaira  7767 Tomatic  (7768) 1991 SX1  7769 Okuni  7770 Siljan  7771 Tvären  (7772) 1992 EQ15  7773 Kyokuchiken  (7774) 1992 UU2  7775 Taiko  7776 Takeishi  7777 Consadole  7778 Markrobinson  7779 Susanring  7780 Maren  7781 Townsend  7782 Mony  (7783) 1994 JD  7784 Watterson  (7785) 1994 QW  (7786) 1994 TB15  7787 Annalaura  7788 Tsukuba  7789 Kwiatkowski  7790 Miselli  7791 Ebicykl  (7792) 1995 WZ3  (7793) 1995 YC3  7794 Sanvito  (7795) 1996 AN15  7796 Járacimrman  7797 Morita  (7798) 1996 CL  7799 Martinšolc  7800 Zhongkeyuan 
الترقيم 7801–7900:  7801 Goretti  7802 Takiguchi  7803 Adachi  7804 Boesgaard  7805 Moons  7806 Umasslowell  7807 Grier  7808 Bagould  (7809) 1979 ML1  (7810) 1981 DE  7811 Zhaojiuzhang  7812 Billward  7813 Anderserikson  (7814) 1986 CF2  دولون 7815  7816 Hanoi  7817 Zibiturtle  7818 Muirhead  (7819) 1990 RR3  7820 Ianlyon  (7821) 1991 AC  (7822) 1991 CS  (7823) 1991 PF10  7824 Lynch  (7825) 1991 TL1  7826 Kinugasa  (7827) 1992 QE2  7828 Noriyositosi  7829 Jaroff  7830 Akihikotago  7831 François-Xavier  (7832) 1993 FA27  7833 Nilstamm  (7834) 1993 JL  7835 Myroncope  (7836) 1993 TG  7837 Mutsumi  7838 Feliceierman  (7839) 1994 ND  7840 Hendrika  (7841) 1994 UE1  7842 Ishitsuka  (7843) 1994 YE1  7844 Horikawa  7845 Mckim  7846 Setvák  7847 Mattiaorsi  7848 Bernasconi  7849 Janjosefrič  7850 Buenos Aires  7851 Azumino  7852 Itsukushima  7853 Confucius  7854 Laotse  7855 Tagore  7856 Viktorbykov  7857 Lagerros  7858 Bolotov  7859 Lhasa  7860 Zahnle  7861 Messenger  7862 Keikonakamura  7863 Turnbull  (7864) 1982 EE  7865 Françoisgros  7866 Sicoli  7867 Burian  7868 Barker  7869 Pradun  (7870) 1987 UP2  7871 Tunder  (7872) 1990 UC  7873 Böll  (7874) 1991 BE  (7875) 1991 ES1  (7876) 1991 VW3  (7877) 1992 AH1  (7878) 1992 DZ  (7879) 1992 EX17  (7880) 1992 OM7  7881 Schieferdecker  (7882) 1993 FL6  (7883) 1993 GD1  (7884) 1993 HH7  7885 Levine  7886 Redman  7887 Bratfest  (7888) 1993 UC  (7889) 1994 LX  7890 Yasuofukui  7891 Fuchie  7892 Musamurahigashi  (7893) 1994 XY  7894 Rogers  7895 Kaseda  7896 Švejk  7897 Bohuška  7898 Ohkuma  7899 Joya  7900 Portule 
الترقيم 7901–8000:  7901 Konnai  7902 Hanff  7903 Albinoni  7904 Morrow  7905 Juzoitami  7906 Melanchton  7907 Erasmus  7908 Zwingli  7909 Ziffer  7910 Aleksola  7911 Carlpilcher  7912 Lapovok  7913 Parfenov  (7914) 1978 UW7  (7915) 1979 MA6  (7916) 1981 EN  7917 Hammergren  7918 Berrilli  7919 Prime  7921 Huebner  7922 Violalaurenti  7923 Chyba  7924 Simbirsk  7925 Shelus  (7926) 1986 RD5  7927 Jamiegilmour  7928 Bijaoui  (7929) 1987 SK12  (7930) 1987 VD  7931 Kristianpedersen  7932 Plimpton  7933 Magritte  7934 Sinatra  7935 Beppefenoglio  7936 Mikemagee  (7937) 1990 QA2  (7938) 1990 SL2  7939 Asphaug  7940 Erichmeyer  (7941) 1991 NE1  (7942) 1991 OK1  (7943) 1991 PQ12  (7944) 1991 PR12  7945 Kreisau  (7946) 1991 RV13  7947 Toland  7948 Whitaker  (7949) 1992 SU  7950 Berezov  (7951) 1992 WC2  (7952) 1992 XB  7953 Kawaguchi  7954 Kitao  7955 Ogiwara  7956 Yaji  7957 Antonella  7958 Leakey  7959 Alysecherri  7960 Condorcet  7961 Ercolepoli  (7962) 1994 WG3  7963 Falcinelli  (7964) 1995 DD2  7965 Katsuhiko  7966 Richardbaum  7967 Beny  7968 Elst–Pizarro  (7969) 1997 RP3  7970 Lichtenberg  7971 Meckbach  7972 Mariotti  7973 Koppeschaar  7974 Vermeesch  (7975) 1974 FD  7976 Pinigin  (7977) 1977 QQ5  7978 Niknesterov  7979 Pozharskij  7980 Senkevich  (7981) 1978 VL10  (7982) 1979 MX5  7983 Festin  7984 Marius  7985 Nedelcu  7986 Romania  7987 Walshkevin  7988 Pucacco  7989 Pernadavide  (7990) 1981 SN1  7991 Kaguyahime  7992 Yozan  7993 Johnbridges  7994 Bethellen  7995 Khvorostovsky  7996 Vedernikov  (7997) 1985 CN1  7998 Gonczi  7999 Nesvorný  8000 Isaac Newton 
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