2019年发现的系外行星列表

这是2019年发现的系外行星列表。

仅由径向速度发现的太陽系外行星，下列表格记载的质量为其下限。

  名称
  质量（）
  半径（）
  轨道周期（天）
  半长轴（AU）
  温度（K）
  发现方式
  距离（ly）
  主星质量（）
  主星温度（K）
  注释0.87996.002.153径向速度64.61.344826912002.7径向速度64.431.76金牛座CIb11.68.9891径向速度515.30.900.5098.138268850凌日143.891.015428印第安座εAb3.251651011.5564.25径向速度11.870.750.017713.85080.0905±0.0011径向速度32.145±0.010.515±0.0193805±51格利泽143b0.096370.228083935.5890.1932凌日53.250.76格利泽357b0.005790.10863.930720.035525凌日30.800.34235050.01079.12470.061401.2径向速度30.800.34235050.01955.6610.204219.6径向速度30.800.3423505可能宜居的系外行星格利泽378b0.04097 ± 0.0063.8220.082径向速度48.790.56±0.013879±67格利泽411b0.00941±0.0014512.9532±0.0079349.83±0.32径向速度8.2840.386±0.0393563±60格利泽685b0.02824.1600.1344径向速度46.71020.38160.550.02215.532090.091379径向速度26.6120.423663格利泽3512b0.463203.590.3380径向速度30.950.1233081格利泽4276b0.0521313.3520.082径向速度69.60.413387HAT-P-69b3.581.6764.78694910.065551930凌日11221.657394HAT-P-70b<6.781.872.744324520.047392562凌日10731.898450HATS-54b0.761.0672.54418280.037631625凌日25101.105702HATS-55b0.9211.2514.20420010.054121367凌日20341.206214HATS-56b0.6021.6884.3247990.060431902凌日18821.576536HATS-57b3.1471.1392.35062100.034931413.4凌日9131.035587HATS-58Ab1.031.0954.21808960.057981721凌日16051.467175HATS-70b12.91.3841.88823780.036322730凌日42630.811.08HD 1397 b0.415±0.0201.02611.535330.10971228.3凌日260.1211.3245521±60HD 2685 b1.171.444.126880.05682061凌日645.721.436801HD 8326 b0.210158.9910.533径向速度100.20.804914HD 13724 b26.7714763.40512.40径向速度141.90.765868HD 15337 b0.02360.1464.756150.05221001.0凌日146.360.905125HD 15337 c0.02550.21317.17840.1268642凌日146.360.905125HD 20003 b0.03670.205111.84820.0974径向速度142.860.885494HD 20003 c0.04540.210333.92390.1964径向速度142.860.885494HD 20781 d0.033429.1580.1647径向速度115.360.75256HD 20781 e0.044285.50730.3374径向速度115.360.75256HD 21411 b0.20784.2880.362径向速度0.895605HD 21693 b0.02590.197622.67860.1455径向速度105.610.85430HD 21693 c0.054753.73570.2586径向速度105.610.85430HD 21749 c<0.01160.07967.789930.0695701凌日53.2610.734640HD 23472 b0.0563817.6670.121凌日127.460.75HD 23472 c0.0540529.6250.170transit127.460.75HD 24085 b0.03712.04550.034径向速度179.41.226034HD 25015 b4.486019.3206.19径向速度122.20.865160HD 31527 b0.032916.55350.1254径向速度125.80.965898HD 31527 c0.044551.20530.2663径向速度125.80.965898HD 31527 d0.0372271.67370.8098径向速度125.80.965898HD 39855 b0.0273.24980.041径向速度75.930.875576HD 45184 b0.03845.88540.0644径向速度71.361.035869HD 45184 c0.027713.13540.11径向速度71.361.035869HD 51608 b0.040214.07260.1059径向速度113.60.85358HD 51608 c0.04595.94460.3809径向速度113.60.85358HD 64114 b0.056045.7910.246径向速度102.90.9556761.295577.61.301径向速度114.70.9557182013年被否认，但2019年被重新确认为行星HD 92788 c3.6711611.297510.50径向速度113.13851.155744HD 92987 b16.8810354.83759.62径向速度142.21.085770HD 97048 b2.5130影像6032.410000HD 102843 b0.35843090.9424.074径向速度205.050.955436HD 103949 b0.0352120.8780.439径向速度86.500.774792HD 125390 b22.161756.23.16径向速度5031.364850HD 180617 b0.03839105.90.3357径向速度19.280.453557HD 181234 b8.377462.057512.40径向速度155.91.015386HD 202772 Ab1.0171.5453.3089580.052082132凌日480.11.726272HD 206255 b0.10896.0450.461径向速度245.91.425635HD 210193 b0.4817649.9181.487径向速度137.81.045790HD 211970 b0.040925.2010.143径向速度42.40.614127HD 213885 b0.02780.15571.0080350.02012凌日156.457211.0685978TESS发现的一个超级地球。主星较为明亮（V=7.9）HD 213885 c0.062774.785030.0567981265.4径向速度156.457211.0685978HD 219666 b0.05220.4206.036070.063561073凌日307.981.035527HD 220197 b0.2017282.729径向速度2100.915683HD 221416 b0.1900.83614.27670.1228凌日310.09311.2125080TESS发现的一颗热土星行星HD 221420 b9.702248218.5径向速度101.71.675830HD 233832 b1.7820582.827径向速度1920.714981HIP 35173 b0.040041.5160.217径向速度108.250.794881HIP 54373 b0.027127.7600.063径向速度61.090.574021HIP 54373 c0.0391415.1440.0990径向速度61.090.574021HIP 71135 b0.059287.1900.335径向速度105.50.664146HIP 79098 (AB)b20.53452450影像477.23.75棕矮星HR 858 b0.18603.585990.04801572凌日104.351.1456201HR 858 c0.17305.972930.06741326凌日104.351.1456201HR 858 d0.193111.23000.10271075凌日104.351.14562013.232700018171径向速度102.71.075794离心率最大的离心木星之一0.09014.348820.04951±0.00055凌日516.60.856半径几乎与地球相同，极有可能是类地行星K2-43c0.2162.1988841093.7凌日5980.573841K2-50c0.0893.96151凌日845.820.61K2-63c0.3525.45560.189凌日524.4141.406771K2-133e0.15426.58410.1346296凌日245.30.463655K2-146c0.023580.1954.004981093.7凌日2590.333385K2-166c0.1093.80464凌日1568.811.07K2-168c0.1058.0468凌日800.910.91K2-198c0.12703.35960551229.9凌日3620.805213K2-198d0.21757.4500177943.2凌日3620.805213K2-282c0.1320.70531凌日1638.220.945499K2-290b0.06640.2739.211650.09231230凌日8971.196302逆行轨道上的两颗行星K2-290c0.7741.00648.366850.0923676凌日8971.196302逆行轨道上的两颗行星K2-291b0.02040.14182.2251770.03261凌日2950.935520K2-292b0.07710.23516.98410.13795凌日372.761.005725K2-293b0.21913.1225750凌日12900.965532K2-294b0.1482.503871425凌日12300.995612K2-295b0.335{0.8974.0248670.0451852凌日736.10.7444440.16728.1656凌日521.780.41K2-297b0.0622.13174凌日831.310.78K2-298b0.0984.16959凌日1441.420.8K2-299b0.1524.50756凌日1219.210.9357242020年在此星系发现了另外两颗行星K2-300b0.092.87814凌日528.670.220.1455.29711凌日1491.420.564114K2-302b0.082.25372凌日359.490.412020年在此星系发现了另外两颗行星K2-303b0.0861.58252凌日1034.570.71K2-304b0.1182.28943凌日1380.780.83K2-305b0.19418.0983凌日2030.881.11K2-306b0.14334.885凌日931.540.91K2-307b0.115.2841凌日1053.090.95K2-308b0.8843.38628凌日1.096100K2-310b0.230713.60300.0980536凌日1133.220.6904684K2-310c0.240065.55000.280316凌日1133.220.6904684K2-311b<131.1136504.5183凌日1826.480.904898KELT-23Ab0.9381.3232.2552510.033021561凌日409.070.945899KELT-24b5.181.2725.55149260.069691459凌日313.21.466509Kepler-47d0.059840.628187.3660.6992凌日49000.9570.653258.80.362径向速度999.31.256211开普勒-82f0.065875.7320.3395计时3026.640.915401Kepler-88d3.1514092.45径向速度12431.02255130.034031.5097280.186503计时500.940.87开普勒-448c2225004.2计时13181.5开普勒-1659b0.0280.1713.6080.11229凌日3812.75701.02开普勒-1659c0.00140.1720.44150.1472凌日3812.75701.02开普勒-1660b7.693237.68977计时4013.681.21由开普勒望远镜发现的2000多个日食双星中找到的行星KMT-2016-BLG-0212Lb182.2微重力透镜210000.48KMT-2016-BLG-1107Lb3.2830.342微重力透镜217000.087KMT-2017-BLG-0165Lb0.113.45微重力透镜14774.880.760KMT-2017-BLG-1038Lb2.01.8微重力透镜19569.38260.37KMT-2017-BLG-1146Lb0.7101.6±0.6微重力透镜21200.160.33KMT-2018-BLG-1990Lb0.3480.763微重力透镜31500.090.11620.462929130.00622805凌日48.600.153036LP 791-18 b0.09990.94800500.009690650凌日86.410.142960LP 791-18 c0.2064.9899630.029392370凌日86.410.142960Luyten 98-59 b0.001570.0712.253140.0233凌日34.640.313367Luyten 98-59 c0.007550.123.6906210.0324凌日34.640.313367Luyten 98-59 d0.01070.147.450860.052凌日34.640.313367LSPM J2116+0234 b0.0418514.43990.0876径向速度57.530.433475LTT 1445 Ab0.00690.1235.358820.03807433凌日22.40.263337MOA-bin-29b0.6000.48微重力透镜232000.030.06480.2841.33735080.0191650凌日921.70.755143NGTS-5b0.2291.1363.35698660.0382952凌日309.50.664987NGTS-6b1.3391.3260.88205900.01677凌日10100.774730NGTS-8b0.931.092.499700.0351345凌日14200.895241NGTS-9b2.901.074.435270.0581448凌日14201.34633014.1532253.12计时2734.20.42400005.548799计时1800OGLE-2015-BLG-1649L2.542.07微重力透镜13800.34OGLE-2015-BLG-1670Lb0.05632.62微重力透镜220000.55OGLE-2016-BLG-1067Lb0.431.70微重力透镜37300.30OGLE-2018-BLG-0596Lb0.043830.97微重力透镜184000.23OGLE-2018-BLG-0740Lb4.854806.1微重力透镜104001.05912OGLE-2018-BLG-1011Lb1.86.1微重力透镜230000.18OGLE-2018-BLG-1011Lc2.80.80微重力透镜230000.18PDS 70b8.0>1.34350022影像369.960.763972PDS 70c8.034.5影像369.960.763972Qatar-6b0.6681.0623.5061950.0423凌日3300.8225052Qatar-7b1.881.70{2.03204600.0352凌日2364.63371.4096387Qatar-8b0.3711.2853.714950.04741457凌日902.51.035738Qatar-9b1.191.0091.5407310.02341134凌日689.50.724309Qatar-10b0.7361.5431.6453210.02861955凌日17601.166124SDSS J1228+1040 b0.00090.08570.00341800计时413.3379770.705已知最小的系外行星0.003304.91000.0252径向速度12.500.092904Teegarden c0.0034911.4090.0443226径向速度12.500.092904可能宜居的系外行星TOI-125 b0.02990.24324.653820.051861037凌日363.33820.8595320TOI-125 c0.020860.246149.150590.814827.8凌日363.33820.8595320TOI-125 d0.04280.261419.980.05186638.1凌日363.33820.8595320TOI-150b1.751.385.8573420.05831493凌日1095.891.256003TOI-163b1.221.4894.2313060.05801669凌日13591.446495TOI-172b5.420.9659.477250.0914凌日1097.4181.1285645TOI-216 b0.0590.71417.16070.1293628凌日5830.775026由于行星的相互作用，该行星的轨道的半长轴在几年内变化很大TOI-216 c0.560.90234.5255280.2069497凌日5830.775026由于行星的相互作用，该行星的轨道的半长轴在几年内变化很大0.00500.11123.3600800.0306528凌日73.230.4033860.01930.2165.6601720.0472424凌日73.230.4033860.01500.19011.380140.0733340凌日73.230.403386TOI-564b1.4631.021.6511440.027341714凌日643.80.9985640TOI-905b0.6671.1713.7394940.046661192凌日489.90.96855700.91124.138610.1687668凌日353.91.1049700.4998.249580.0825845凌日353.91.1049700.57212.40320.1083677凌日353.91.1049700.780600.308492凌日353.91.104970WASP-18Ac0.1742.15580.035计时4041.226400WASP-126c0.2027.63计时763.2061.125800WASP-166b0.1010.635.4435400.06411270凌日368.551.196050WASP-169b0.5611.3045.61141180.06811604凌日20801.346110WASP-171b1.0840.9803.81862440.050401642凌日25301.175965WASP-175b0.9901.2083.06529070.044031571凌日20801.216229WASP-177b0.5081.583.0717220.039571142凌日580.55830.8765017WASP-178b1.661.813.34482850.05582470凌日13602.079360WASP-180Ab0.91.243.4092640.048凌日8301.36600WASP-181b0.2991.1844.1590.005421186凌日1444.8721.045839WASP-182b0.1480.8503.37698480.04511479凌日10801.085638WASP-183b0.5021.474.111770.04631111凌日1069.792921.000.784WASP-184b0.571.335.181700.06271480凌日20901.236000WASP-185b0.9801.259.387550.09041160凌日8971.125900WASP-190b1.01.155.3677530.06631500凌日1796.3231.356400WASP-192b2.301.232.87867650.04081620凌日16101.095910KMT-2016-BLG-1836L b2.23.5微重力透镜23157.10.49HD 85628 A b3.1±0.91.532.82406±0.000030.047±0.0042100±100凌日559.47±3.051.75±0.057800±200OGLE-2016-BLG-1227 b0.793.4微重力透镜0.1OGLE-2013-BLG-0911L b9.51微重力透镜105000.29L 1159-16 b0.088241.590.403径向速度14.5840.153158L 1159-16 c0.222766.9540.871径向速度14.5840.153158TOI-175b0.001260.06422.25311360.02191627凌日34.6360.2733415已确认的质量最小的系外行星。 主星又名L 98-59.

 参考 

2019
exoplanets
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