K2-158 Overview

K2-158 0.95 R_⦿ 5382.00 K

K2-158 c

0.114 R_Jup

K2-158 b

0.236 R_Jup

Overview Notes System Parameters Nearby Data Legend

Architecture: K2-158; K2-158

Other Data: Bibliography 7; Exoplanet Archive Notes 2; Nearby Data 5

Discovery Data

Host	Planet	Method	Year	Reference	Disposition
K2-158	K2-158 c	Transit	2018	Livingston et al. 2018	Confirmed Planet
K2-158	K2-158 b	Transit	2018	Mayo et al. 2018	Confirmed Planet

Exoplanet Archive Notes (2)

K2-158 c

Candidate identifier changed to match previous publication. (Livingston et al. 2018)

K2-158 b

Candidate identifier changed to match previous publication. (Livingston et al. 2018)

K2-158 Stellar Parameters (4 Solutions)

RA: 11h59m45.53s

Dec: -05d43m18.08s

Distance: 197.299+2.061-2.020
pc

Parallax: 5.0403000±0.0520135 mas

Ecliptic Latitude: -5.27212 deg

Ecliptic Longitude: 182.22712 deg

Galactic Latitude: 54.85278 deg

Galactic Longitude: 280.19801 deg

Total Proper Motion: 62.8591925±0.0791233 mas/yr

Proper Motion (RA): -62.5163000±0.0794724 mas/yr

Proper Motion (Dec): 6.5567000±0.0350387 mas/yr

Photometry: m_V
11.774±0.024; m_TESS
11.1171±0.0060; m_J
10.432±0.024; m_H
10.051±0.021; m_Ks
9.974±0.021; m_Kep
11.678; m_W1
9.949±0.023; m_W2
10.007±0.019; m_W3
9.9490±0.0580; m_W4
8.856; m_Gaia
11.613400±0.000546; m_B
12.337±0.349

Mission: K2 : Observed in Campaign 10

Tools: ExoFOP Target Overview Page; IRSA Finding Chart; K2 Names; K2 Planets and Candidates; K2 Targets; Stellar Hosts; K2 Time Series

Source	TICv8	Gaia DR2	Livingston et al. 2018	Mayo et al. 2018
T_eff (K)	5423.000+124.450-119.792	5382.00+87.00-92.49	5503+51-48	5489.0±50.0
L_✶ (log₁₀(L_⦿))	-0.1571570+0.0109742-0.0179993	-0.1629760+0.0060587-0.0061445	---	---
γ (km/s)	---	-36.000363582725285±0.777985431494273	---	---
R_✶ (R_⦿)	0.94535500+0.03992810-0.06319750	0.9534046+0.0336332-0.0300919	0.95±0.02	0.892097 +0.074219-0.035557
Metallicity (dex)	---	---	0.070±0.070 [Fe/H]	0.07±0.08 [Fe/H]
M_✶ (M_⦿)	0.9440000+0.1355830-0.1007490	---	0.92+0.03-0.02	0.932757 +0.026716-0.030322
log g (log₁₀(cm/s²))	4.4618500+0.0959728-0.0647800	---	4.45±0.02	4.46±0.1
ρ_✶ (g/cm³)	1.5752553+0.4282376-0.2778500	---	---	---

K2-158 c Planetary Parameters (1 Solutions)

Status: Confirmed Planet
Detected By: Transit

Tools: Transit Prediction Service; K2 Names; K2 Planets and Candidates; Transit

Source	Livingston et al. 2018
a/R_✶	11.3+2.4-2.9
T_eq (K)	948±13
b	0.41+0.34-0.28
P (days)	5.90279+0.00191-0.00233
R_p (R_⨁)	1.28+0.13-0.10
R_p (R_Jup)	0.114+0.012-0.009
R_p/R_✶	0.0123+0.0012-0.0009
a (au)	0.0622±0.0006
δ (%)	0.015
T₁₄ (hours)	5.0
T_C (days)	2457583.8828+0.0131-0.0120

K2-158 b Planetary Parameters (2 Solutions)

Status: Confirmed Planet
Detected By: Transit

Tools: Transit Prediction Service; K2 Names; K2 Planets and Candidates; Transit

Source	Livingston et al. 2018	Mayo et al. 2018
a/R_✶	19.1+1.6-4.0	17.602997 +2.857394-5.826397
T_eq (K)	794±11	---
b	0.38+0.31-0.27	---
P (days)	10.06049+0.00134-0.00148	10.062106 +0.002270-0.002228
R_p (R_⨁)	2.64+0.16-0.10	2.63456975876 +0.345590380821-0.219204491201
R_p (R_Jup)	0.236+0.014-0.009	0.2350405709 +0.0308315087-0.0195561148
R_p/R_✶	0.0255+0.0016-0.0008	0.027075 +0.002746-0.001977
a (au)	0.0887±0.0008	---
δ (%)	0.07	---
T₁₄ (hours)	3.8	---
T_C (days)	2457590.4834+0.0080-0.0064	2457590.48173 +0.009560-0.009157
i (deg)	---	88.404542 +1.155983-2.392232

Nearby Data (5 Data Types within 30 arcseconds)

Known Objects: 2 Confirmed Planets; 1 K2 Targets; 2 2MASS Point Source Catalog

Data Files: 1 K2 Time Series; 2 Associated Literature Data

Bibliography (7 References)

System

Star

Confirmed

Candidate

False Positive Planet

Controversial

False Positive

Aliases

Data Access

Transit Prediction Service

Time Series

Kepler | K2

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