Planet K2-250 b

Detailed information about planet K2-250 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-250 b
Planet Status
Confirmed
Discovered in
2018
Update
2021-02-05
Mass
—
Mass*sin(i)
—
Semi-Major Axis
0.0459 ( +0.0005 -0.0005 ) AU
Orbital Period
4.01457 ( +0.00062 -0.00057 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
0.218 ( +0.017 -0.013 ) RJ
Inclination
—
Detection Method
Primary Transit
Mass Meas. Method
—
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
0.41 ( +0.32 -0.28 )
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
958.0 ( +14.0 -13.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J12200763-0858328 b, EPIC 228748826 b, EPIC 228748826.01, WISE J122007.58-085832.6 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
K2-250
Distance
417.6 ( +6.2 -6.0 ) pc
Spectral type
—
Apparent magnitude V
—
Mass
0.8 ( +0.03 -0.02 ) MSun
Age
—
Effective temperature
5172.0 ( +46.0 -44.0 ) K
Radius
0.81 ( +0.02 -0.02 ) RSun
Metallicity [Fe/H]
-0.09 ( +0.04 -0.04 )
Detected Disc
—
Magnetic Field
—
RA2000
12:20:07.6
Dec2000
-08:58:32.8
Alternate Names
2MASS J12200763-0858328, EPIC 228748826, WISE J122007.58-085832.6

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