K2-390 Overview

K2-390 0.98 R_⦿ 5512.00 K

K2-390 b

0.416 R_Jup

Overview Parameters Nearby Data Bibliography 7 Legend Expand All

K2-390 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
K2-390
K2-390 b	3.31 d	4.66 R_⨁	Transit	2022	Christiansen et al. 2022	Confirmed Planet

K2-390 Stellar Parameters (4 Solutions)

RA: 23h42m48.57s

Dec: -09d35m19.36s

Distance: 456.122+5.675-5.540
pc

Parallax: 2.1637100±0.0267492 mas

Ecliptic Latitude: -7.09053 deg

Ecliptic Longitude: 352.23256 deg

Galactic Latitude: -66.12882 deg

Galactic Longitude: 76.97927 deg

Total Proper Motion: 40.4321139±0.0383932 mas/yr

Proper Motion (RA): 26.6741000±0.0439774 mas/yr

Proper Motion (Dec): -30.3850000±0.0334598 mas/yr

Photometry: m_V
13.611±0.069; m_TESS
12.8466±0.0069; m_J
12.128±0.026; m_H
11.800±0.025; m_Ks
11.718±0.026; m_Kep
13.376; m_W1
11.678±0.022; m_W2
11.748±0.022; m_W3
11.512±0.243; m_W4
9.014; m_Gaia
13.343400±0.000312; m_B
14.281±0.048

Mission: K2 : Observed in Campaign 12

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

Source	Christiansen et al. 2022	TICv8	Zink et al. 2021	ExoFOP
T_eff (K)	5558±138	5512.000+134.360-118.551	5558.0±138.0	5512.0±126.5
L_✶ (log₁₀(L_⦿))	---	-0.09926287+0.01056422-0.02085793	---	---
ρ_✶ (g/cm³)	---	1.461271+0.368454-0.292335	---	---
M_✶ (M_⦿)	0.7890+0.3510-0.2390	0.97000000+0.14946300-0.09116820	0.7890+0.3510-0.2390	---
R_✶ (R_⦿)	0.9660+0.0590-0.0560	0.97814400+0.05101260-0.05479650	0.9660+0.0590-0.0560	0.980±0.050
log g (log₁₀(cm/s²))	4.368±0.150	4.4440300+0.0840863-0.0761507	4.3680±0.1500	4.44±0.08
Metallicity (dex)	-0.116±0.235 [Fe/H]	---	-0.116±0.235 [Fe/H]	---
Sp. T	---	---	G4	---

K2-390 b Planetary Parameters (3 Solutions)

Status: Confirmed Planet

Detected By: Transit

Tools: Planetary Systems; Transit Prediction Service; TOI; K2 Names; K2 Planets and Candidates; Transit

Source	Christiansen et al. 2022	Zink et al. 2021	ExoFOP
a/R_✶	5.51+0.93-0.44	5.51+0.93-0.44	---
b	0.893+0.018-0.045	0.893+0.018-0.045	---
P (days)	3.312792+0.000100-0.000104	3.312792+0.000100-0.000104	3.3129214±0.0000078
R_p (R_⨁)	4.662+0.313-0.343	4.662+0.313-0.343	4.288770±0.247037
R_p (R_Jup)	0.4159+0.0279-0.0306	0.4159+0.0279-0.0306	0.3826191±0.0220392
R_p/R_✶	0.0442+0.0010-0.0020	0.0442+0.0010-0.0020	---
T₁₄ (hours)	---	2.5	2.097±0.189
T_C (days)	2457739.9029+0.0013-0.0012 (JD)	2457739.902902+0.001267-0.001231 (BJD)	2460231.218276±0.005736 (BJD)
T_eq (K)	---	---	1119
S (S_⨁)	---	---	260.965
δ (%)	---	---	0.18150000±0.00629537

Nearby Data (within 30 arcseconds) Browse Nearby Data

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

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

Bibliography (7 References)

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18
Christiansen et al. 2022 Reference Overview
Scaling K2. IV. A Uniform Planet Sample for Campaigns 1-8 and 10-18
Zink et al. 2021 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
ExoFOP TOI Table
ExoFOP
The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 138,600 Targets in Campaigns 1-8
EPIC Catalog Reference Overview
All WISE Data Release
Cutri et al. 2014 Reference Overview
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview

System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive

Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2

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