Planet K2-281 b

Detailed information about planet K2-281 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-281 b
Planet Status
Confirmed
Discovered in
2018
Update
2021-02-05
Mass
—
Mass*sin(i)
—
Semi-Major Axis
0.0773 ( +0.0008 -0.0008 ) AU
Orbital Period
8.687721 ( +0.000151 -0.00015 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
0.73 ( +0.019 -0.019 ) RJ
Inclination
—
Detection Method
Primary Transit
Mass Meas. Method
—
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
0.23 ( +0.2 -0.16 )
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
665.0 ( +12.0 -12.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J01045457+0716093 b, EPIC 220522262 b, EPIC 220522262.01, WISE J010454.58+071609.2 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
K2-281
Distance
466.11 ( +7.25 -7.25 ) pc
Spectral type
—
Apparent magnitude V
—
Mass
0.82 ( +0.03 -0.03 ) MSun
Age
—
Effective temperature
4812.0 ( +72.0 -72.0 ) K
Radius
0.76 ( +0.01 -0.01 ) RSun
Metallicity [Fe/H]
0.22 ( +0.05 -0.05 )
Detected Disc
—
Magnetic Field
—
RA2000
01:04:54.6
Dec2000
+07:16:09.2
Alternate Names
2MASS J01045457+0716093, EPIC 220522262, WISE J010454.58+071609.2

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