K2-107 Overview

  • Star: K2-107
    • Stellar Radius: 1.78 Solar Radius
    • Stellar Effective Temperature: 6030.00 K
    • Planet: K2-107 b
      • Disposition Confirmed
      • Planet Radius 1.426 Jupiter Radius

K2-107 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-107
K2-107 b 3.31 d 15.98 R⨁ Transit 2017 Eigmüller et al. 2017 Confirmed Planet
K2-107 K2-107 b
RA
18h59m56.49s
Dec
-22d17m36.31s
Distance
685.200+20.502-19.364
pc
Parallax
1.432440±0.042084 mas
Ecliptic Latitude
.42865 deg
Ecliptic Longitude
283.83849 deg
Galactic Latitude
-11.7431 deg
Galactic Longitude
13.73298 deg
Total Proper Motion
7.6809039±0.0641870 mas/yr
Proper Motion (RA)
-6.2457000±0.0672796 mas/yr
Proper Motion (Dec)
-4.4707400±0.0576755 mas/yr
Photometry
mV 13.012±0.103
mTESS 12.2834±0.0101
mJ 11.564±0.021
mH 11.257±0.025
mKs 11.210±0.021
mKep 12.749
mW1 11.165±0.022
mW2 11.207±0.022
mW3 11.096±0.187
mW4 8.123
mGaia 12.766900±0.000338
mB 13.634±0.006
Abundances
(Hypatia Catalog)
[Fe/H] 0.11±0.03 dex
[C/H] 0.18±0.09 dex
[Mg/H] 0.00±0.07 dex
Source TICv8 Livingston et al. 2018 Gaia DR2 Mayo et al. 2018 Eigmüller et al. 2017 Kruse et al. 2019 Petigura et al. 2018
Teff
(K)
6001.000+118.016-153.544
6061±96
5460.000+708.737-52.000
6178.0±50.0 6030±120 --- ---
Metallicity
(dex)
--- 0.14±0.06 [Fe/H] --- 0.35±0.08 [Fe/H] 0.10±0.10 [Fe/H] --- ---
γ
(km/s)
--- --- --- --- -8.364±0.001 --- ---
v sin i
(km/s)
--- --- --- --- 4.6±0.5 --- ---
Age
(Gyr)
--- --- --- --- 4.25±1.75 --- ---
ρ✶
(g/cm3)
0.2696843+0.0815929-0.0468721
0.457+0.059-0.055
--- --- 0.33±0.05 --- ---
M✶
(M⦿)
1.110000+0.163661-0.138818
1.30±0.05 ---
1.257584 +0.051487-0.045619
1.30±0.14 --- ---
R✶
(R⦿)
1.7969900+0.0987196-0.0987879
1.81±0.06
1.9076375+0.0368618-0.4131630
1.334682 +0.177249-0.104015
1.78±0.16
1.908 +0.413-0.037
1.73
log g
(log10(cm/s2))
3.9743000+0.0958354-0.0744792
4.04±0.03 --- 4.24±0.1 4.07±0.10 --- ---
Sp. T
--- --- --- --- F9 IV --- ---
L✶
(log10(L⦿))
0.5766786+0.0254451-0.0360827
---
0.46445697+0.01908032-0.01995727
--- --- --- ---
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Source Livingston et al. 2018 Kokori et al. 2023 Mayo et al. 2018 Eigmüller et al. 2017 Kruse et al. 2019 Petigura et al. 2018
b
0.74+0.02-0.03
--- --- 0.81±0.08 ---
0.50 +0.13-0.21
P
(days)
3.313959±0.000024 3.3139151±0.0000029 3.313921±0.000010 3.31392±0.00002 3.3139095±0.0000090
3.313944 +0.000023-0.000024
Rp
(R⨁)
15.98±0.55 ---
12.0427642238 +1.61852620095-0.952538172071
16.1±1.7
17.38 +3.77-0.46
14.4 +2.2-1.9
Rp
(RJup)
1.426±0.049 ---
1.074383462 +0.144395236-0.084979764
1.44±0.15
1.551 +0.336-0.041
1.28 +0.20-0.17
Rp/R✶
0.0810+0.0008-0.0010
0.083±0.001
0.082721 +0.001708-0.001118
0.083±0.001
0.0835 +0.0012-0.0015
0.0764 +0.0019-0.0018
T14
(hours)
--- --- --- 3.19±0.45
3.22320+0.01200-0.01200
2.98080+0.06000-0.05040
TC
(days)
2457311.15178±0.00030
(BJD)
2457334.349840±0.000097
(BJD-TDB)
2457304.52446 +0.000130-0.000134
2457304.5244±0.0002
(BJD-TDB)
2457304.52451±0.00012
(BJD)
2457311.152 +0.000289-0.000285
(BJD)
a/R✶
6.42+0.30-0.24
5.68±0.04
5.928497 +0.140480-0.109803
5.75±0.31
5.732 +0.077-0.085
---
i
(deg)
--- 81.9±0.7
82.361048 +0.335709-0.263242
81.9±0.7 --- ---
Teq
(K)
1649±39 --- --- 1780±90 --- ---
a
(au)
0.0475±0.0006 --- --- 0.048±0.005 --- ---
Mp
(M⨁)
--- --- --- 267±25 --- ---
Mp
(MJup)
--- --- --- 0.84±0.08 --- ---
e
--- --- --- 0 --- ---
ρ
(g/cm3)
--- --- --- 0.35±0.10 --- ---
K
(m/s)
--- --- --- 95.5±1.3 --- ---
δ
(%)
--- --- --- --- 0.6658±0.002 ---
Known Objects
1 Confirmed Planets
1 K2 Targets
5 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
1 K2 Time Series
1 Associated Literature Data
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