NASA
Exoplanet
Archive
A
service of
NASA
Exoplanet
Science
Institute

K2-37 Overview

K2-37 0.85 R⦿ 5413.00 K
K2-37 b
0.124 RJup
K2-37 c
0.215 RJup
K2-37 d
0.206 RJup
Architecture
K2-37
K2-37
K2-37 b
K2-37 c
K2-37 d
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
K2-37 K2-37 b 4.44 d 1.39 R⨁ Transit 2016 Sinukoff et al. 2016 Confirmed Planet
K2-37 K2-37 c 6.43 d 2.41 R⨁ Transit 2016 Sinukoff et al. 2016 Confirmed Planet
K2-37 K2-37 d 14.09 d 2.31 R⨁ Transit 2016 Sinukoff et al. 2016 Confirmed Planet
RA
16h13m48.23s
Dec
-24d47m13.39s
Distance
179.943+1.603-1.575
pc
Parallax
5.5291300±0.0486978 mas
Ecliptic Latitude
-3.53173 deg
Ecliptic Longitude
246.00734 deg
Galactic Latitude
18.77075 deg
Galactic Longitude
350.73677 deg
Total Proper Motion
11.3447279±0.1000218 mas/yr
Proper Motion (RA)
-11.074000±0.101371 mas/yr
Proper Motion (Dec)
2.4636100±0.0671873 mas/yr
Photometry
mV
12.573±0.046
mTESS
11.6368±0.0060
mJ
10.692±0.022
mH
10.214±0.021
mKs
10.142±0.021
mKep
12.241
mW1
10.053±0.023
mW2
10.095±0.022
mW3
10.210±0.075
mW4
8.733
mGaia
12.25730±0.00015
mB
13.471±0.020
Abundances
(Hypatia Catalog)
[Fe/H] -0.09±0.04 dex
[C/H] -0.10±0.09 dex
[O/H] -0.08±0.09 dex
[Na/H] -0.25±0.04 dex
[Mg/H] -0.09±0.07 dex
[Al/H] -0.20±0.06 dex
[Si/H] -0.10±0.05 dex
[Ca/H] -0.06±0.06 dex
[Y/H] 0.01±0.08 dex
Mission
K2 : Observed in Campaign 2
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source Howard et al. 2025 TICv8 Gaia DR2 Mayo et al. 2018 Crossfield et al. 2016 Sinukoff et al. 2016 Kruse et al. 2019 Kruse et al. 2019 Barros et al. 2016 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
5352.0±100.0
4927.000+160.294-121.226
4953.00+135.25-89.00
 5382.0±57.0 5512±95 5413±60 --- --- --- 4740
Metallicity
(dex)
-0.0800±0.0460 [Fe/H] --- --- -0.07±0.08 [Fe/H] --- -0.03±0.04 [Fe/H] --- --- --- ---
v sin i
(km/s)
1.3±1.0 --- --- --- --- <2 --- --- --- ---
M✶
(M⦿)
0.84±0.03
0.8090000+0.1083100-0.0820143
 ---
0.886868 +0.025230-0.030704
0.900±0.040 0.90±0.05 --- --- --- ---
R✶
(R⦿)
0.809±0.032
0.8580180+0.0650859-0.0470749
0.7916324+0.0292351-0.0415252
0.818403 +0.032082-0.025437
0.870±0.050 0.85±0.04
0.792 +0.042-0.029
0.792 +0.042-0.029
--- 0.72
log g
(log10(cm/s2))
4.530±0.083
4.4790200+0.1075370-0.0672177
 --- 4.66±0.1 4.512±0.049 4.52±0.10 --- --- --- ---
Sp. T
--- --- --- --- --- G3 V --- --- --- ---
L✶
(log10(L⦿))
---
-0.4079821+0.0223241-0.0340420
-0.46878486+0.00526076-0.00532526
 --- --- --- --- --- --- ---
γ
(km/s)
--- --- -0.6335133953445578±0.6327942460431711 --- --- --- --- --- --- ---
ρ✶
(g/cm3)
---
1.8056068+0.5510475-0.3624762
 --- --- --- --- --- --- --- ---
S Index
0.1787 --- --- --- --- --- --- --- --- ---
CAII LOG RHK
-4.957 --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Howard et al. 2025 Mayo et al. 2018 Crossfield et al. 2016 Sinukoff et al. 2016 Kruse et al. 2019 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
S
(S⨁)
193.0+23.0-21.0
 --- 240±33 213.3±27.8 --- ---
P
(days)
4.44340±0.00032
4.443774 +0.000454-0.000501
4.44118±0.00074 4.44117±0.00075
4.44360 +0.00030-0.00028
4.4436649
Rp
(R⨁)
1.39+0.10-0.05
1.52572113042 +0.178403843702-0.103262110947
1.66±0.17 1.61±0.17
1.57 +0.15-0.36
1.5
Rp
(RJup)
0.124+0.009-0.004
0.1361157222 +0.0159161249-0.0092124285
0.148±0.015 0.144±0.015
0.140 +0.013-0.032
 0.134
Rp/R✶
---
0.017091 +0.001883-0.001028
0.0174±0.0015
0.01728+0.00188-0.00109
0.0182 +0.0015-0.0041
0.01694
a
(au)
--- --- 0.05105±0.00076 0.0511±0.0009 --- ---
T14
(hours)
--- --- 2.30±0.18
2.706+0.325-0.222
2.83200+0.14400-0.24000
 2.79000
TC
(days)
2456893.6753±0.0033
(BJD)
2456898.11286 +0.004630-0.004205
2456893.7003±0.0065
(BJD-TDB)
2456893.7013±0.0080
(BJD-TDB)
2456898.1167 +0.0025-0.0026
(BJD)
2456898.114
(BJD)
a/R✶
---
10.785318 +1.436128-3.094203
---
11.40+2.07-3.69
10.2 +4.9-2.0
---
i
(deg)
---
87.491120 +1.771254-3.371584
---
87.28+1.95-3.37
 --- ---
Teq
(K)
949.0±27.0 --- --- 974.0±32.0 --- ---
b
--- --- ---
0.55+0.27-0.36
 --- 0.27
δ
(%)
--- --- --- ---
0.0358 +0.0016-0.0017
0.0362
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Howard et al. 2025 Mayo et al. 2018 Crossfield et al. 2016 Sinukoff et al. 2016 Kruse et al. 2019 Barros et al. 2016 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
S
(S⨁)
118.0+14.0-13.0
 --- 146±20 130.3±16.9 --- --- ---
P
(days)
6.42966±0.00018
6.429582 +0.000290-0.000307
6.42973±0.00043 6.42904±0.00036 6.42959±0.00014 6.43032491 6.4295023
Rp
(R⨁)
2.41+0.15-0.06
2.59811963574 +0.330940182833-0.151853437538
2.65±0.23 2.75±0.27
2.64 +0.21-0.34
--- 2.5
Rp
(RJup)
0.215+0.013-0.005
0.2317887087 +0.0295245056-0.0135474563
0.236±0.021 0.245±0.024
0.236 +0.019-0.030
 --- 0.223
Rp/R✶
---
0.029105 +0.003527-0.001441
0.0276±0.0018
0.02955+0.00312-0.00187
0.0306 +0.0018-0.0037
--- 0.02925
a
(au)
--- --- 0.06534±0.00097 0.0654±0.0011 --- --- ---
T14
(hours)
--- --- 2.908±0.098
3.127+0.457-0.198
2.90160+0.08400-0.10800
3.03800+0.24600-0.24600
 2.94000
TC
(days)
2456898.8548±0.0012
(BJD)
2456898.85589 +0.002070-0.002013
2456898.8547±0.0029
(BJD-TDB)
2456898.8603±0.0023
(BJD-TDB)
2456898.85448 +0.00092-0.00096
(BJD)
2456898.852285
(BJD)
2456898.856
(BJD)
a/R✶
---
15.269686 +2.071881-4.897805
---
13.50+3.36-4.26
15.1 +4.2-2.3
--- ---
i
(deg)
---
88.163302 +1.360746-2.664538
---
87.37+1.83-2.50
 --- --- ---
Teq
(K)
839.0±24.0 --- --- 861±28 --- --- ---
b
--- --- ---
0.620+0.210-0.390
 --- --- 0.52
δ
(%)
--- --- --- --- 0.1027±0.0019 0.085±0.004 0.100
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Howard et al. 2025 Mayo et al. 2018 Crossfield et al. 2016 Sinukoff et al. 2016 Kruse et al. 2019 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
S
(S⨁)
41.3+4.9-4.5
 --- 51.6±7.1 45.7±6.0 --- ---
P
(days)
14.09229±0.00055
14.090996 +0.000993-0.001078
14.0919±0.0015 14.09189±0.00135
14.09292 +0.00050-0.00052
14.090907
Rp
(R⨁)
2.31+0.21-0.07
2.41175863527 +0.33257504124-0.154050834317
2.59±0.25 2.73±0.36
2.58 +0.28-0.39
2.33
Rp
(RJup)
0.206+0.019-0.006
0.2151626938 +0.0296703579-0.0137434949
0.231±0.022 0.244±0.032
0.230 +0.025-0.035
 0.208
Rp/R✶
---
0.027017 +0.003572-0.001508
0.0271±0.0021 0.02950±0.00351
0.0298 +0.0028-0.0044
0.02619
a
(au)
--- --- 0.1102±0.0016 0.1103±0.0018 --- ---
T14
(hours)
--- --- 2.65±0.13
2.967+0.728-0.261
2.80800+0.12000-0.24000
 2.74000
TC
(days)
2456907.2331±0.0014
(BJD)
2456907.23597 +0.002617-0.002381
2456907.2314±0.0035
(BJD-TDB)
2456907.2315±0.0031
(BJD-TDB)
2456907.2322±0.0012
(BJD)
2456907.236
(BJD)
a/R✶
---
34.341689 +5.006469-11.348861
---
26.2+12.4-10.6
30.2 +13.6-9.4
---
i
(deg)
---
89.163440 +0.602321-1.205940
---
88.34+1.18-1.65
 --- ---
Teq
(K)
646.0±18.0 --- --- 663±22 --- ---
b
--- --- ---
0.760+0.140-0.430
 --- 0.26
δ
(%)
--- --- --- ---
0.0893 +0.0023-0.0024
0.0866
Mp
(M⨁)
12.5+6.2-6.1
 --- --- --- --- ---
Mp
(MJup)
0.0393+0.0195-0.0192
 --- --- --- --- ---
ρ
(g/cm3)
4.7+2.9-2.4
 --- --- --- --- ---
Print
Known Objects
3 Confirmed Planets
1 K2 Targets
4 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 SuperWASP Time Series
1 K2 Time Series
3 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
External Link
Search
Browse
Download

NASA Exoplanet Archive is operated by the California Institute of Technology, under contract with the National Aeronautics and Space Administration under the Exoplanet Exploration Program.