2020年发现的系外行星列表

这是2020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10582影像330年轻的超级木星，轨道宽广HD 38677 b18.570.1462877径向速度202.21691.216196由DMPP（Dispersed Matter Planet Project）发现HD 38677 c6.5840.07331239径向速度202.21691.216196由DMPP发现，与另一颗未确认行有2:1的轨道共振HD 38677 d2.8820.04221632径向速度202.21691.216196由DMPP发现HD 38677 e5.5160.06511314径向速度202.21691.216196由DMPP发现HD 11231 b0.4265.20720.06641000径向速度437.04951.446500由DMPP发现2.586.67320.0662854径向速度159.49050.875138由DMPP发现0.027530.1743.59510.0471616凌日1059.031.0554300.046160.327415.6240.13990凌日1059.031.0554300.032030.351535.7470.22752凌日1059.031.0554300.18075.7460070.0385456凌日91.10.2903348Gliese 180 d7.56106.3410.31径向速度39.960.433371Gliese 229 Ac0.025122.0050.339径向速度18.780.583564Gliese 251 b>0.01314.2380.0818351径向速度18.2050.36034512019年被否认，2020年被重新确认Gliese 433 d0.01936.0520.178径向速度29.570.483600Gliese 1061 b0.004313.2040.021径向速度11.980.122953Gliese 1061 c0.005476.6890.035径向速度11.980.122953Gliese 1061 d0.0051613.0310.054径向速度11.980.122953Gliese 1252 b0.006580.10640.51823490.009161089凌日66.490.38134580.0275911.9490.079径向速度54.20.47HATS-47b0.3691.1173.9228852.9凌日984.010.674HATS-48Ab0.2430.8003.13170.03769954.6凌日8650.72794546.0HATS-49b0.3530.7654.1480834.8凌日1058.700.7133HATS-72b0.12540.72247.3279739.3凌日416.370.7311HD 80653 b0.01760.14390.7195730.0166凌日358.11971.183.2132.030.98097610.017821411凌日201.858180.7814590周期很短，围绕明亮的K4型星（V=11.1 mag）运动KELT-2019-BLG-1953 b0.590.8微重力透镜230000.31KELT-2019-BLG-1953 c0.280.8微重力透镜230000.31开普勒-1661(AB) b0.0530.345175.060.633243凌日1355.260.84151000.01450.1241.40150.02091816凌日82.028330.6238000.01250.68微重力透镜270000.12在银河系核球TOI-132 b0.070480.3052.10970190.0261395凌日536.430.97053970.1340.62618.388270.15231033凌日251.371.386075主星又名HD 199160.004060.09019.977010.0637凌日101.50.41634800.02490.234616.0519980.0925凌日101.50.41634800.007110.106237.4260.163295凌日101.50.4163480TESS发现的第一个地球大小的系外行星0.0980.1190.76838810.012892凌日720.3793360围绕双星系统LDS 3977的主星运动TOI-732 c0.0270.20512.250.07673323凌日720.3793360围绕双星系统LDS 3977的主星运动TOI-813 b0.59983.89110.423610凌日864.81921.3259070.10380.61195.20.4607724凌日1301TESS发现的第一个环联星运转行星0.3018.8804110.089778凌日1750.925400主星又名TOI-13390.28728.580600.178550凌日1750.925400主星又名TOI-13390.28238.35610.216499凌日1750.925400主星又名TOI-1339USco1621 b1628802270影像4500.363460USco1556 b1535002240影像4590.333410XO-7b0.7091.3732.86414240.044211743凌日7631.40562500.01320.09713.814330.0404617凌日970.50236431.181.292.08454350.031381588凌日11710.94854040.7911.0862.25544770.035241715凌日13451.1475880TOI-849 b0.1280.3080.76552400.015981800凌日7350.9295329海王星沙漠行星HD 95338 b0.1240.35555.0860.231402凌日1200.765212HD 332231 b0.2440.86718.712040.1436876凌日2621.1276089TOI 1456TOI-1130 b0.32564.0664990.04394876凌日1900.6844250TOI-1130 c0.9741.58.3503810.07098637凌日1900.6844250HD 79211 b0.03224.450.141345径向速度20.6580.644005围绕双星系统 ADS 7251的主星运动WASP-150 b8.461.075.6442070.06941460凌日24221.3946218WASP-176 b0.8551.5053.8990520.05351721凌日18831.3455941TOI-1235 b0.02170.1553.4447290.03845754凌日1290.6403872该系统中可能还有多于一个的行星OGLE-2017-BLG-0406 b0.413.5微重力透镜170000.564848有高精度微重力透镜事件TOI-421 b0.0510.46116.068150.1182696.6凌日244.30.8525325星系中有一颗红矮星，距离主星2200天文单位TOI-421 c0.02220.2435.196760.05571014.9凌日244.30.8525325星系中有一颗红矮星，距离主星2200天文单位0.14153.795230.04691099凌日2110.9757300.18456.20370.0651932凌日2110.9757300.242314.17560.1131708凌日2110.9757300.27919.5920.14636凌日2110.975730WASP-148 b0.2910.7228.803810.22940凌日8091.005460WASP-148 c0.39734.5150.359590径向速度8091.005460NGTS-11 b0.370.82335.45530.201440凌日6240.86250500.250.8946.95961174凌日4161.225675可能是行星。非常年轻，形成不超过2000万年0.0177.108010.0710凌日73.080.9956400.0230.23820.54550.1531凌日73.080.995640HD 164922 d0.01312.4580.103径向速度72.10.8745293OGLE-2006-BLG-284 b0.452.2微重力透镜130000.35轨道不确定Wendelstein-1b0.591.03142.6634160.02821727凌日10040.653984Wendelstein-2b0.7311.15921.75222390.02341852凌日18750.734288有气体包层0.170378.4171.089244.8凌日31400.8854710.0853.14431890.0234460凌日1850.1743300因其轨道周期长度，又名Pi Eeath或EPIC 249631677bTOI-1266 b0.219310.8948790.0745410凌日117.40.4373563TOI-1266 c0.149218.801520.1037347.1凌日117.40.4373563AU Microscopii b0.180.3758.463210.066凌日32.30.3135000.0840.4503.4915100.0391767凌日198.20.64639800.04874.20.30径向速度88.630.6514550处在宜居带内，轨道高度偏心OGLE-2018-BLG-1269Lb0.6943834.61微重力透镜83000.35Lacaille 9352 b0.01329.2620.068468径向速度10.7210.46836880.023421.7890.120352径向速度10.7210.4683688HAT-P-58b0.3721.3324.01383790.049941622凌日16901.0316078HAT-P-59b1.5401.1234.14197710.050641278凌日8711.0085678HAT-P-60b0.5741.6314.79478130.062771772凌日7671.4356212HAT-P-61b1.0570.8991.902312890.030101505凌日11201.0045587HAT-P-62b0.7611.0732.64532350.037721512凌日11501.0235629HAT-P-63b0.6141.1193.3777280.042941237凌日13300.9255400HAT-P-64b0.581.7034.00723200.053871766凌日21351.2986457TOI-1899 b0.661.3729.020.1587362凌日4190.6273841HATS-37A b0.0990.6064.33150.15871085凌日6950.8435247星系中还有一个红矮星HATS-38 b0.0740.6144.37500.15871294凌日11310.8905740TYC 8998-760-1 c61.13201240影像309.44783HD 86226 c0.0230.1933.984420.0491311凌日1491.0195863Gliese 2056 b0.44469.9710.283径向速度92.80.62处于宜居带内Gliese 480 b0.0429.5670.068径向速度46.40.45Gliese 687 c0.0507281.165径向速度14.830.40该系统中发现的第二个海王星大小行星0.04955.2590.243径向速度77.10.63处于宜居带内0.02660.7110.256径向速度58.00.61处于宜居带内HIP 38594 c0.13535253.842径向速度58.00.61HIP 4845 b0.05334.1510.177径向速度68.80.62HIP 48714 b0.07117.8190.112径向速度34.30.58TOI 824 b0.0580.2611.3929780.021771253凌日2080.694569海王星沙漠行星Proxima Centauri c0.017919281.48939径向速度4.2440.12213042已知轨道第二近的行星TOI-763 b0.0310.2035.60570.06001038凌日3110.9175444TOI-763 c0.0290.23512.27370.1011800凌日3110.9175444TOI-763 d0.03047.79910.2504509径向速度3110.9175444TOI-561 b0.00500.1270.4465780.01055凌日279.20.7855455TOI-561 c0.0170.25710.7790.08809凌日279.20.7855455TOI-561 d0.0380.22625.620.1569凌日279.20.7855455TOI-561 e0.0500.23877.230.3274凌日279.20.7855455TOI-1266 b0.0420.21210.8948430.0736413凌日117.50.483570TOI-1266 c0.0070.13918.801510.1058344凌日117.50.483570Gl 414 A b0.0290.26350.8170.24303.7径向速度38.80.6504120行星围绕双星系统的主星运动Gl 414 A c0.1770.784748.31.43123.3径向速度38.80.6504120行星围绕双星系统的主星运动TOI 837 b<1.20.7688.3248762凌日466.51.1186047位于疏散星团 IC 2602TOI-776 b0.01470.1638.246640.0652513凌日88.60.5443709TOI-776 c0.01920.18415.66530.1000415凌日88.60.5443709MOA-2009-BLG-319Lb0.20772.03微重力透镜228000.514TOI-481 b1.530.9910.331110.0971370凌日5871.145735TOI-892 b0.951.0710.626560.0921397凌日11201.286261GJ 3473 b0.00590.1131.19800350.01589773凌日89.290.3603347又称TOI-488 bGJ 3473 c0.023315.5090.0876329.1径向速度89.290.3603347又称TOI-488 cNGTS-12b0.2081.0487.5328060.07571257凌日14741.0215690OGLE-2016-BLG-19280.001n/a微重力透镜30000n/an/a星际行星LTT 97790.0920.4210.7920540.016792000凌日262.81.025499海王星沙漠 行星0.0811.23914910.01223611凌日45.670.1593216HD 238090 b0.021713.6710.0932469.6径向速度49.680.5783933在格利泽458双星系统中绕主星转动TIC 237913194b1.9421.11715.1688650.1207974凌日10091.0265788轨道十分偏心EPIC 201170410 b0.093416.79870.0349凌日4370.2873648EPIC 201757695 b0.081012.04780.0296凌日18800.72745200.221.27微重力透镜160000.08TOI-954 b0.1740.8523.68497290.049631526凌日768.51.2015710EPIC 246193072 b0.2600.77412.45512250.1016650凌日7600.9125282WASP-186 b4.221.115.0267990.06001348凌日9131.226361又称TOI-1494WASP-187 b0.801.645.1478780.06531726凌日12241.546150又称TOI-1493TOI 122b0.0280.2435.0780300.0392471凌日202.90.3123403TOI 237b0.0090.1285.4360980.0341388凌日124.20.1793212HAT-P-68b0.7241.0722.298405510.029961027.8凌日6620.67854514LP 714-47 b0.0970.4204.0520370.0417700凌日171.80.593950主星又名G 160-62或TOI 442。海王星沙漠行星CFHTWIR-Oph 98 B7.81.862001800影像4470.0152320年轻的超级木星，围绕棕矮星运动。又名2MASS J16274422-23585210.05211.72径向速度41.470.774610HD 216520 b0.03235.45径向速度63.770.825103HD 216520 c0.030154.43径向速度63.770.825103TOI-519 b<140.751.26523280.012760凌日3780.3693350主星很暗，绝对星等为17TOI-260 b0.0090.15713.478048凌日65.84主星又称HIP 1532或BD-10 47TOI-784 b0.0310.1712.797179凌日211主星又称HD 307842TOI-836 b0.0470.2248.592004凌日89.73主星又称HIP 73427或CD-23 12010TOI-836 c0.0180.1623.816514凌日89.73主星又称HIP 73427或CD-23 12010EPIC 201085153 b0.2140.25722凌日3945轨道短EPIC 201085153 c0.1252.259797凌日3945EPIC 201427007 b0.1340.72091凌日5633EPIC 201595106 b0.1160.877214凌日76258202018年成为行星候选EPIC 201650711 c0.0365.544059凌日298.84310位于三元恒星系，行星b为确认EPIC 205152172 b0.1070.980088凌日5170.66942022016年成为行星候选K2-299c0.22314.648966凌日12195724又名EPIC 206024342 p2K2-299d0.1524.507464凌日12195724又名EPIC 206024342 p30.1525.2986凌日14914114又名EPIC 206042996 p2TOI-251b0.2454.9377700.05741凌日324.41.0365875TOI-942b0.4294.3241900.04796凌日4980.7884928主星为 TYC 5909-319-1TOI-942c0.51710.1564300.0847凌日4980.7884928主星为 TYC 5909-319-1K2-302c0.0892.255438凌日359.33297又名EPIC 206215704 p2K2-302d0.0982.909216凌日359.33297又名EPIC 206215704 p3EPIC 206298289 b0.0780.434847凌日49238752016年成为行星候选K2-85 b0.1070.684559凌日317.84427又名EPIC 210707130 p1EPIC 210801536 b0.0880.892592凌日53042019年成为行星候选。该星系里可能还有一个行星EPIC 212624936 b0.5170.578657凌日5765主星为 TYC 5557-667-1EPIC 212624936 c0.21411.811437凌日5765主星为 TYC 5557-667-1K2-211c0.1162.601404凌日8950.8825360EPIC 220440058 b0.1250.626683凌日3682该星系里可能还有一个行星EPIC 220492298 b0.0850.762406凌日5620K2-282d0.23227.248322凌日1638.220.945499EPIC 228836835 b0.0890.728113凌日4913782K2-106c0.18813.334621凌日80356132017年成为行星候选开普勒-1514c0.104910.5141810.09971066凌日12401.1966145OGLE-2017-BLG-1049Lb5.533.92微重力透镜185000.55AU Microscopii c<0.0870.32018.8589910.1101454凌日31.70.503700HD 25723 b2.51456.781.49径向速度3752.1主星为巨星HD 25723 c1.332369.844.35径向速度3752.1主星为巨星4.32573.41.45径向速度4081.094157主星为巨星HD 60292 b6.5495.41.5径向速度10361.74348主星为巨星HD 112640 b5.0613.21.7径向速度10651.84155主星为巨星K2-111 c0.035615.67850.1166径向速度6800.895730K2-316b0.1191.1330.0147841凌日368EPIC 249384674bK2-316c0.1635.2600.0582423凌日368EPIC 249384674cK2-317b0.2616.2200.0542432凌日577EPIC 249557502bK2-318b0.1487.0100.0911456凌日483EPIC 249826231bK2-319b0.24926.6800.1516641凌日686EPIC 201663879bK2-320b0.2341.9950.0142698凌日356EPIC 201796690bK2-321b0.1742.2980.0410701凌日254EPIC 248480671bK2-322b0.1718.2050.0594635凌日404EPIC 248558190bK2-323b0.18724.9300.1275318凌日387EPIC 248616368bK2-324b0.2173.2620.0331707凌日447EPIC 248639308bK2-325b0.1966.9300.0419423凌日365EPIC 246074965bK2-326b0.2031.2560.01981114凌日928EPIC 246472939bKMT-2016-BLG-2397b2.422.83微重力透镜160000.62这个行星有多种可能的情况KMT-2016-BLG-2364b3.932.63微重力透镜210000.50OGLE-2017-BLG-1375b10.332.97微重力透镜120000.77这个行星有多种可能的情况OGLE-2017-BLG-0604b0.514.06微重力透镜130000.70KMT-2018-BLG-0748Lb0.180.62微重力透镜240000.0870KMT-2019-BLG-1339Lb12.20.67微重力透镜230000.27这个行星有多种可能的情况0.19微重力透镜12000OGLE-2019-BLG-05510.0242微重力透镜TVLM 513-46546 b0.382210.3天体测量34.900.0925000.01242.290700.0185464径向速度28.070.16131300.221.27微重力透镜160000.08WD 1856+534 b13.80.931.40794050.0204凌日80.7370.5184710围绕白矮星运动0.00380.09519.535270.0649234凌日301.60.19773240处于宜居带内，行星像地球Kepler-305e0.1603.20538凌日2900Kepler-385d0.23356.4159凌日4870Kepler-598c0.27086.4945凌日2260FPP=1.0%Kepler-647c0.35729.6663凌日3660Kepler-716c0.1243.96999凌日2110FPP=0.6%Kepler-783c0.2087.05395凌日1707Kepler-1001c0.1409.18186凌日3110Kepler-1085c0.29156.7771凌日4630开普勒-1662b0.2230.790134.4628凌日主星又名KOI-1783开普勒-1663b0.29417.6046凌日1112主星又名KOI-252开普勒-1664b0.27014.3868凌日主星又名KOI-349开普勒-1665b0.25311.9548凌日1104主星又名KOI-650Kepler-1666b0.25725.8476凌日4680主星又名KOI-945Kepler-1666c0.25725.8476凌日4680主星又名KOI-945开普勒-1667b0.26683.5781凌日2080主星又名KOI-1311开普勒-1668b0.38815.434凌日4500主星又名KOI-1470开普勒-1669b0.2489.51216凌日1800主星又名KOI-1475开普勒-1670b0.29920.4998凌日7200主星又名KOI-1705开普勒-1671b0.1184.16787凌日1176主星又名KOI-1738开普勒-1672b0.265150.878凌日1189主星又名KOI-1822开普勒-1673b0.26233.7888凌日2420主星又名KOI-1863开普勒-1674b0.28662.5611凌日3400主星又名KOI-1892开普勒-1675b0.27963.0382凌日2163主星又名KOI-1928开普勒-1676b0.30129.9221凌日主星又名KOI-1943开普勒-1677b0.24122.064凌日2250主星又名KOI-1984， FPP=0.6%开普勒-1678b0.295147.974凌日2830主星又名KOI-2066， FPP=0.5%开普勒-1679b0.1849.75376凌日3040主星又名KOI-2106开普勒-1680b0.1218.77424凌日1020主星又名KOI-2120开普勒-1681b0.222769.8956凌日2100主星又名KOI-2132开普勒-1682b0.25714.8334凌日3900主星又名KOI-2229开普勒-1683b0.16715.0337凌日2440主星又名KOI-2293开普勒-1684b0.25647.7055凌日2060主星又名KOI-2417开普勒-1685b0.23020.4905凌日3840主星又名KOI-2504开普勒-1686b0.1279.30987凌日2430主星又名KOI-2559开普勒-1687b0.1475.77954凌日1375主星又名KOI-2588开普勒-1688b0.1125.62012凌日1850主星又名KOI-2733开普勒-1689b0.0848.483凌日967主星又名KOI-2755开普勒-1690b0.250234.636凌日2340主星又名KOI-2757开普勒-1691b0.1633.8482凌日4290主星又名KOI-2802开普勒-1692b0.0995.95966凌日1960主星又名KOI-2849开普勒-1693b0.11512.0999凌日2530主星又名KOI-2871开普勒-1694b0.1053.89526凌日1698主星又名KOI-2878， FPP=0.6%开普勒-1695b0.0994.7329凌日2640主星又名KOI-3048， FPP=0.5%开普勒-1696b0.25065.9409凌日5100主星又名KOI-3361开普勒-1697b0.11233.4969凌日813主星又名KOI-3478开普勒-1698b0.0951.2107凌日729主星又名KOI-3864开普勒-1699b0.1393.49082凌日主星又名KOI-3933Kepler-1701b0.198169.134凌日1940主星又名KOI-4054， 可能宜居的系外行星0.14318.5012凌日2860主星又名KOI-4386

 参考 

2020
exoplanets
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