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K2-400 Overview

  • Star: K2-400
    • Stellar Radius: 0.38 Solar Radius
    • Stellar Effective Temperature: 3411.00 K
    • Planet: K2-400 b
      • Disposition Confirmed
      • Planet Radius 0.104 Jupiter Radius

K2-400 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-400
K2-400 b 3.87 d 1.16 R⨁ Transit 2022 Christiansen et al. 2022 Confirmed Planet
RA
10h18m02.65s
Dec
+03d41m48.94s
Distance
62.3804+0.2344-0.2327
pc
Parallax
16.0021000±0.0595686 mas
Ecliptic Latitude
-6.41124 deg
Ecliptic Longitude
155.0166 deg
Galactic Latitude
46.54575 deg
Galactic Longitude
238.74447 deg
Total Proper Motion
76.7375222±0.0817519 mas/yr
Proper Motion (RA)
-69.3460000±0.0808659 mas/yr
Proper Motion (Dec)
32.8600000±0.0855867 mas/yr
Photometry
mV 15.108±0.067
mTESS 12.7763000±0.0076166
mJ 11.262±0.023
mH 10.684±0.023
mKs 10.405±0.024
mKep 14.030
mW1 10.265±0.023
mW2 10.146±0.021
mW3 9.9890±0.1030
mW4 8.514
mGaia 13.98990±0.00049
mB 16.737±0.028
mg 15.9653000±0.0036572
mi 13.6638000±0.0011663
mr 14.5438000±0.0038441
mu 18.6781000±0.0170826
mz 12.6523000±0.0035752
Mission
K2: Observed in Campaign 14
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source Christiansen et al. 2022 TICv8 Zink et al. 2021
Teff
(K)
3578±138 3411.0±157.0 3578.0±138.0
L✶
(log10(L⦿))
---
-1.74791+0.09551-0.12262
 ---
ρ✶
(g/cm3)
--- 9.349573±0.336344 ---
M✶
(M⦿)
0.374±0.009 0.3719030±0.0203836 0.374±0.009
R✶
(R⦿)
0.382±0.012 0.382767±0.011586 0.3820±0.0120
log g
(log10(cm/s2))
4.847±0.028 4.8426300±0.0024723 4.8470±0.0280
Metallicity
(dex)
-0.0510±0.2350 [Fe/H] --- -0.0510±0.2350 [Fe/H]
Sp. T
--- --- M3
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Christiansen et al. 2022 Zink et al. 2021
a/R✶
19.12+0.79-0.85
19.12+0.79-0.85
b
0.208+0.165-0.140
0.208+0.165-0.140
P
(days)
3.865053+0.000186-0.000182
3.865053+0.000186-0.000182
Rp
(R⨁)
1.163+0.051-0.049
1.163+0.051-0.049
Rp
(RJup)
0.1038+0.0045-0.0044
0.1038+0.0045-0.0044
Rp/R✶
0.0279±0.0010 0.0279±0.0010
TC
(days)
2457908.6234+0.0025-0.0026
(JD)
2457908.623359+0.002520-0.002559
(BJD)
T14
(hours)
--- 1.6
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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