K2-205 Overview

K2-205 1.20 R_⦿ 5900.00 K

K2-205 b

0.178 R_Jup

Overview Parameters Nearby Data Bibliography 7 Legend Expand All

K2-205 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
K2-205
K2-205 b	26.67 d	2 R_⨁	Transit	2018	Mayo et al. 2018	Confirmed Planet

K2-205 Stellar Parameters (4 Solutions)

RA: 01h00m52.22s

Dec: +00d25m33.48s

Distance: 405.301+9.162-8.773
pc

Parallax: 2.4393200±0.0541632 mas

Ecliptic Latitude: -5.60023 deg

Ecliptic Longitude: 14.17474 deg

Galactic Latitude: -62.35258 deg

Galactic Longitude: 128.01885 deg

Total Proper Motion: 25.3438946±0.1018510 mas/yr

Proper Motion (RA): 23.95530±0.10531 mas/yr

Proper Motion (Dec): -8.2738500±0.0660823 mas/yr

Photometry: m_V
12.45±0.08; m_TESS
11.8374±0.0072; m_J
11.235±0.026; m_H
10.933±0.022; m_Ks
10.879±0.021; m_Kep
12.250; m_W1
10.862±0.022; m_W2
10.908±0.021; m_W3
10.821±0.119; m_W4
8.54; m_Gaia
12.250900±0.000252; m_B
12.990±0.026; m_g
12.8164000±0.0010337; m_i
12.1508000±0.0016157; m_r
12.2925000±0.0006385; m_u
15.9135000±0.0149906; m_z
14.7678000±0.0291883

Mission: K2 : Observed in Campaign 8

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

Source	TICv8	Gaia DR2	Mayo et al. 2018	Kruse et al. 2019
T_eff (K)	5835.4400+92.4911-138.9890	5900.0+44.0-55.0	5890.0±50.0	---
L_✶ (log₁₀(L_⦿))	0.21408370+0.02517212-0.02078472	0.19405827+0.01279924-0.01318797	---	---
γ (km/s)	---	19.701060757971735±1.242084440215797	---	---
R_✶ (R_⦿)	1.2518400+0.0659894-0.0612769	1.1966792+0.0226269-0.0176510	1.077574 +0.128480-0.110324	1.197 +0.018-0.023
Metallicity (dex)	-0.314±0.042 [M/H]	---	-0.26±0.08 [Fe/H]	---
M_✶ (M_⦿)	1.0500000+0.1685170-0.0891642	---	0.951027 +0.038002-0.036122	---
log g (log₁₀(cm/s²))	4.2641600+0.0832628-0.0752427	---	4.25±0.1	---
ρ_✶ (g/cm³)	0.7545940+0.1882471-0.1442055	---	---	---

K2-205 b Planetary Parameters (2 Solutions)

Status: Confirmed Planet

Detected By: Transit

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

Source	Mayo et al. 2018	Kruse et al. 2019
a/R_✶	31.035514 +4.404670-9.305914	29.5 +9.8-4.6
P (days)	26.672263 +0.004160-0.003676	26.6820 +0.0036-0.0042
R_p (R_⨁)	1.99552771353 +0.269546944313-0.231495149934	2.209 +0.095-0.186
R_p (R_Jup)	0.1780290582 +0.0240473677-0.0206526140	0.1971 +0.0085-0.0166
R_p/R_✶	0.016978 +0.001078-0.000926	0.01692 +0.00068-0.00139
δ (%)	---	0.0291 +0.0014-0.0015
T₁₄ (hours)	---	6.04800+0.19200-0.24000
T_C (days)	2457413.41914 +0.004527-0.006106	2457413.4025 +0.0039-0.0044 (BJD)
i (deg)	89.096949 +0.656982-1.193140	---

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)

The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Detection of Hundreds of New Planet Candidates and Eclipsing Binaries in K2 Campaigns 0-8
Kruse et al. 2019 Reference Overview
Gaia Data Release 2
Gaia DR2 Reference Overview
275 Candidates and 149 Validated Planets Orbiting Bright Stars in K2 Campaigns 0-10
Mayo et al. 2018 Reference Overview
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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