K2-126 Overview

  • Star: K2-126
    • Stellar Radius: 0.62 Solar Radius
    • Stellar Effective Temperature: 4367.83 K
    • Planet: K2-126 b
      • Disposition Confirmed
      • Planet Radius 0.176 Jupiter Radius

K2-126 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-126
K2-126 b 7.39 d 1.97 R Transit 2017 Dressing et al. 2017 Confirmed Planet
RA
13h34m11.21s
Dec
-13d34m37.09s
Distance
102.953+0.777-0.766
pc
Parallax
9.685180±0.072196 mas
Ecliptic Latitude
-3.49207 deg
Ecliptic Longitude
206.77212 deg
Galactic Latitude
47.99348 deg
Galactic Longitude
318.5586 deg
Total Proper Motion
37.0500489±0.1101647 mas/yr
Proper Motion (RA)
36.129500±0.110178 mas/yr
Proper Motion (Dec)
-8.207640±0.109907 mas/yr
Photometry
mV 12.759±0.069
mTESS 11.6297±0.0063
mJ 10.508±0.023
mH 9.917±0.025
mKs 9.712±0.021
mKep 12.445
mW1 9.678001±0.023000
mW2 9.724±0.021
mW3 9.631±0.041
mW4 8.58
mGaia 12.401300±0.000397
mB 14.154±0.057
Source TICv8 Livingston et al. 2018 Gaia DR2 Mayo et al. 2018 Dressing et al. 2017 Kruse et al. 2019 Petigura et al. 2018 Pope et al. 2016 Barros et al. 2016
Teff
(K)
4259.000+139.480-111.972
4339±92
4309.6973+157.3030-120.6970
4396.0±50.0
4367.832520+128.298431-114.570007
--- --- --- ---
M
(M⦿)
0.6660000+0.0958899-0.0761332
0.69±0.01 ---
0.610472 +0.018678-0.018231
0.697192±0.069719 --- --- --- ---
R
(R⦿)
0.6686950+0.0543844-0.0652889
0.65±0.01
0.62511843+0.03654190-0.04325110
0.588892 +0.016019-0.013848
0.621150+0.036275-0.033783
0.625 +0.043-0.037
0.66 --- ---
Metallicity
(dex)
--- 0.020±0.140 [Fe/H] --- -0.44±0.08 [Fe/H] --- --- --- --- ---
log g
(log10(cm/s2))
4.611090+0.101094-0.113758
4.66±0.01 --- 4.73±0.1 --- --- --- --- ---
L
(log10(L⦿))
-0.8776186+0.0346790-0.0253171
---
-0.91559365+0.00408362-0.00412239
--- --- --- --- --- ---
γ
(km/s)
--- --- 1.0002879031689833±2.5659840494440918 --- --- --- --- --- ---
ρ
(g/cm3)
3.1401907+1.0179623-1.0544542
2.903+1.290-1.000
--- --- --- --- --- --- ---
Source Livingston et al. 2018 Mayo et al. 2018 Dressing et al. 2017 Kruse et al. 2019 Petigura et al. 2018 Pope et al. 2016 Barros et al. 2016
a/R
20.29+1.73-4.10
20.276964 +2.391662-5.344294
22.38+0.95-1.11
20.3 +4.9-2.2
--- --- ---
Teq
(K)
601±13 --- --- --- --- --- ---
b
0.40+0.29-0.27
--- --- ---
0.48 +0.28-0.32
0.064 ---
P
(days)
7.385655+0.000501-0.000509
7.387066 +0.000277-0.000282
7.387073+0.000254-0.000253
7.38711±0.00020
7.385453 +0.000486-0.000476
7.387 7.38795716
Rp
(R)
1.97±0.12
1.79540441968 +0.135255869646-0.0806346063115
1.84+0.11-0.10
1.92 +0.15-0.23
2.0 +0.4-0.3
--- ---
Rp
(RJup)
0.176±0.011
0.1601752538 +0.0120667205-0.0071937377
0.164+0.010-0.009
0.171 +0.013-0.021
0.18 +0.04-0.03
--- ---
Rp/R
0.0279+0.0022-0.0011
0.027951 +0.001964-0.001069
0.027152+0.000468-0.000355
0.0281 +0.0011-0.0029
0.0278 +0.0031-0.0013
0.029294 ---
a
(au)
0.0656±0.0004 --- 0.066±0.002 --- --- --- ---
TC
(days)
2457223.79921+0.00260-0.00270
(BJD)
2457223.79409 +0.001552-0.001473
2457223.794±0.001
(BJD)
2457223.7942±0.0011
(BJD)
2457223.79994 +0.002502-0.002475
(BJD)
2457223.798
(BJD)
2457231.17884
(BJD)
T14
(hours)
--- --- ---
2.58720+0.06720-0.08880
2.63040+0.08880-0.07920
2.42208
2.75100+0.21900-0.21900
δ
(%)
--- --- --- 0.0882±0.0021 --- 0.0858 0.077±0.004
i
(deg)
---
88.674792 +0.954285-1.597715
89.40+0.41-0.49
--- --- --- ---
S
(S)
--- ---
35.3+6.6-5.9
--- --- --- ---
ω
(deg)
--- ---
-33.7200000+138.7624340-109.2191340
--- --- --- ---
e
--- ---
0.0600000+0.1422770-0.0499060
--- --- --- ---
Known Objects
1 Confirmed Planets
2 K2 Targets
1 2MASS Point Source Catalog
Data Files
2 K2 Time Series
1 Associated Literature Data
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