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K2-258 Overview

K2-258 1.31 R⦿ 6351.00 K
K2-258 b
0.268 RJup

K2-258 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-258
K2-258 b 19.09 d 3 R⨁ Transit 2018 Livingston et al. 2018 Confirmed Planet
RA
12h30m31.54s
Dec
-01d09m39.30s
Distance
661.873+11.218-10.856
pc
Parallax
1.4821300±0.0250019 mas
Ecliptic Latitude
1.96135 deg
Ecliptic Longitude
187.46292 deg
Galactic Latitude
61.2665 deg
Galactic Longitude
292.00804 deg
Total Proper Motion
15.4463167±0.0543814 mas/yr
Proper Motion (RA)
14.9616000±0.0555374 mas/yr
Proper Motion (Dec)
-3.8391700±0.0320565 mas/yr
Photometry
mV
13.361±0.080
mTESS
12.7187±0.0062
mJ
12.124±0.026
mH
11.837±0.022
mKs
11.782±0.021
mKep
13.163
mW1
11.733±0.023
mW2
11.755±0.023
mW3
11.854±0.336
mW4
8.837
mGaia
13.1388±0.0002
mB
13.896±0.060
mg
15.089200±0.009385
mi
13.2369000±0.0048493
mr
13.3125000±0.0039251
mu
15.0561000±0.0039151
mz
13.2954000±0.0039147
Mission
K2 : Observed in Campaign 10
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 Livingston et al. 2018 Gaia DR2
Teff
(K)
5770.010+146.053-141.845
6351+198-228
5863.5+103.5-52.5
Metallicity
(dex)
-0.290±0.016 [M/H]
0.010+0.150-0.170
[Fe/H] 		---
M✶
(M⦿)
1.030000+0.140353-0.120989
1.21+0.05-0.08
 ---
R✶
(R⦿)
1.3689800+0.0682764-0.0852663
 1.31±0.03
1.3260882+0.0240695-0.0456041
log g
(log10(cm/s2))
4.1781100+0.0916056-0.0709722
4.29+0.03-0.04
 ---
L✶
(log10(L⦿))
0.27219424+0.01681550-0.01994340
 ---
0.27246724+0.01824884-0.01904941
ρ✶
(g/cm3)
0.5659959+0.1588761-0.1077073
 --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Livingston et al. 2018
a/R✶
21.5+2.0-4.5
Teq
(K)
831±30
b
0.37+0.32-0.25
P
(days)
19.09210+0.00576-0.00633
Rp
(R⨁)
3.00+0.21-0.20
Rp
(RJup)
0.268+0.019-0.018
Rp/R✶
0.0210+0.0014-0.0013
a
(au)
0.1490+0.0025-0.0026
δ
(%)
0.049
T14
(hours)
6.0
TC
(days)
2457586.2928+0.0147-0.0128
(BJD)
Print
Known Objects
1 Confirmed Planets
1 K2 Targets
2 2MASS Point Source Catalog
Data Files
1 K2 Time Series
1 Associated Literature Data
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