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K2-117 Overview

K2-117 0.49 R⦿ 3842.12 K
K2-117 b
0.181 RJup
K2-117 c
0.184 RJup
Architecture
K2-117
K2-117
K2-117 b
K2-117 c
Other Data
Bibliography 13
Exoplanet Archive Notes 1
Nearby Data 5
Discovery Data
Host Planet Method Year Reference Disposition
K2-117 K2-117 b Transit 2017 Dressing et al. 2017 Confirmed Planet
K2-117 K2-117 c Transit 2017 Dressing et al. 2017 Confirmed Planet
K2-117
RA
08h55m25.38s
Dec
+10d28m09.18s
Distance
101.632+0.374-0.372
pc
Parallax
9.8106600±0.0358559 mas
Ecliptic Latitude
-6.62344 deg
Ecliptic Longitude
133.30555 deg
Galactic Latitude
32.24587 deg
Galactic Longitude
217.62487 deg
Total Proper Motion
21.4354680±0.0415061 mas/yr
Proper Motion (RA)
11.5489000±0.0559769 mas/yr
Proper Motion (Dec)
18.0583000±0.0338496 mas/yr
Photometry
mV
14.639±0.149
mTESS
12.7482000±0.0073041
mJ
11.447±0.023
mH
10.801±0.029
mKs
10.589±0.025
mKep
13.905
mW1
10.489±0.022
mW2
10.440±0.019
mW3
10.334±0.079
mW4
8.9
mGaia
13.801200±0.000243
mB
16.129±0.030
mg
15.460300±0.003499
mi
15.4973000±0.0129116
mr
14.0228000±0.0034039
mu
18.0974000±0.0126997
mz
12.6845000±0.0035811
Mission
K2 : Observed in Campaigns 5, 18
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source TICv8 Livingston et al. 2018 Gaia DR2 Hirano et al. 2018 Dressing et al. 2017 Kruse et al. 2019 Kruse et al. 2019 Petigura et al. 2018 Petigura et al. 2018 ExoFOP-TESS TOI Barros et al. 2016 Pope et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
3689.0±157.0 3778±53
3844.2634+537.6770-259.2630
 3676±70
3842.118652+82.262527-81.779152
 --- --- --- --- 3689±157 --- ---
M✶
(M⦿)
0.5124370±0.0204314 0.54±0.01 --- 0.532±0.056 0.582006±0.058201 --- --- --- --- --- --- ---
R✶
(R⦿)
0.5147450±0.0154963 0.51±0.01 --- 0.513±0.051
0.491598+0.028268-0.028272
0.400 +0.070-0.023
0.400 +0.070-0.023
0.52 0.52 0.514744997024536±0.015496300000000 --- ---
L✶
(log10(L⦿))
-1.35449+0.09046-0.11439
 --- ---
-1.4+0.1-0.1
 --- --- --- --- --- --- --- ---
Metallicity
(dex)
--- -0.050±0.130 [Fe/H] --- -0.22±0.12 [Fe/H] --- --- --- --- --- --- --- ---
log g
(log10(cm/s2))
4.7245200±0.0088316 4.75±0.01 --- 4.747±0.046 --- --- --- --- --- 4.72452000±0.00883165 --- ---
Sp. T
--- --- --- M1.0 V --- --- --- --- --- --- --- ---
ρ✶
(g/cm3)
5.2969994±0.2674948 --- --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Transit Prediction Service
TOI
K2 Names
K2 Planets and Candidates
Transit
Source Livingston et al. 2018 Hirano et al. 2018 Dressing et al. 2017 Kruse et al. 2019 Petigura et al. 2018 ExoFOP-TESS TOI Pope et al. 2016 Barros et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
7.87+0.81-1.77
9.4+0.4-0.5
8.32+0.43-0.46
8.18 +2.61-0.86
--- --- --- ---
Teq
(K)
868±14 --- --- --- --- 856.694331755948 --- ---
b
0.39+0.31-0.27
 --- --- ---
0.47 +0.33-0.32
--- 0 ---
P
(days)
1.291600+0.000049-0.000051
 1.291563±0.000026 1.291505±0.000040
1.291605 +0.000018-0.000019
1.291651 +0.000050-0.000051
1.29159722631124±0.00001327382000 1.292 1.29162600
Rp
(R⨁)
2.03±0.10 2.03±0.21 1.96±0.12
1.74 +0.33-0.27
2.1 +0.5-0.4
2.10062152809244±0.97961360000000 --- ---
Rp
(RJup)
0.181±0.009 0.181±0.019 0.175±0.011
0.155 +0.029-0.024
 0.19±0.04 0.187405223036243±0.087395422136823 --- ---
Rp/R✶
0.0363+0.0021-0.0014
0.0362+0.0008-0.0007
0.036604+0.000901-0.000794
0.0399 +0.0027-0.0058
0.0373 +0.0041-0.0017
--- 0.036291 ---
a
(au)
0.0189±0.0001 0.0188±0.0007 0.019±0.001 --- --- --- --- ---
TC
(days)
2457142.77452+0.00162-0.00158
 2457138.90021±0.00082 2457142.776±0.001 2457140.19095±0.00067
2457142.77376 +0.001697-0.001637
2459230.01403800±0.00132895 2457140.193 2457142.770271
S
(S⨁)
--- 123.6±28.2
145.8+21.5-18.9
 --- --- 127.298877896249 --- ---
ω
(deg)
--- ---
-22.6300000+136.8294570-118.2304350
 --- --- --- --- ---
e
--- ---
0.0600000+0.1383040-0.0531320
 --- --- --- --- ---
i
(deg)
--- ---
88.36+1.14-1.37
 --- --- --- --- ---
δ
(%)
--- --- ---
0.1817 +0.0064-0.0069
--- 0.146631990722342±0.018121669000000 0.1317 0.146±0.014
T14
(hours)
--- --- ---
1.15200+0.06960-0.05760
1.19040+0.06960-0.06960
 1.15488053489237±0.38361242000000 1.15296
1.38100+0.42700-0.42700
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Livingston et al. 2018 Hirano et al. 2018 Dressing et al. 2017 Kruse et al. 2019 Petigura et al. 2018 Show Candidate Solutions >> << Hide Candidate Solutions
b
0.40+0.32-0.28
 --- --- ---
0.47 +0.31-0.32
P
(days)
5.444017+0.000462-0.000455
 5.44425±0.00032
5.444820+0.000397-0.000417
 5.44425±0.00014
5.443984 +0.000518-0.000516
Rp
(R⨁)
2.06±0.12
1.94+0.22-0.21
 2.03±0.13
1.75 +0.31-0.14
2.1 +0.5-0.4
Rp
(RJup)
0.184±0.011
0.173+0.020-0.019
 0.181±0.012
0.156 +0.028-0.012
 0.19±0.04
Rp/R✶
0.0368+0.0024-0.0019
0.0347+0.0018-0.0013
0.037890+0.001125-0.001053
0.0402 +0.0012-0.0021
0.0369 +0.0038-0.0020
T14
(hours)
--- --- ---
2.10960+0.05760-0.07680
2.17920+0.17040-0.14880
TC
(days)
2457143.56630+0.00358-0.00352
 2457138.12220±0.00208
2457143.560+0.004-0.003
 2457143.5638±0.0012
2457143.56578 +0.004075-0.003950
a/R✶
18.52+2.17-4.33
19.7+2.0-4.0
20.93+1.51-1.32
18.8 +4.0-1.7
---
Teq
(K)
537±9 --- --- --- ---
a
(au)
0.0492±0.0003 0.0491±0.0017 0.051±0.002 --- ---
S
(S⨁)
--- 18.1±4.1
21.4+3.2-2.8
 --- ---
ω
(deg)
--- ---
-77.0600000+61.8212350-61.7988390
 --- ---
e
--- ---
0.150000+0.178886-0.115822
 --- ---
i
(deg)
--- ---
89.49+0.36-0.48
 --- ---
δ
(%)
--- --- ---
0.1686 +0.0048-0.0053
---
Print
Known Objects
2 Confirmed Planets
2 K2 Targets
2 2MASS Point Source Catalog
Data Files
1 K2 Time Series
2 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
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