Planet K2-98 b

Detailed information about planet K2-98 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-98 b
Planet Status
Confirmed
Discovered in
2016
Update
2021-02-05
Mass
0.101 ( +0.025 -0.025 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.0974 ( +0.0009 -0.0009 ) AU
Orbital Period
10.136448 ( +0.000609 -0.000591 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
0.464 ( +0.017 -0.017 ) RJ
Inclination
89.0 ( +0.5 -0.7 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2457145.9807 ( ± 0.0012 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.33 ( +0.28 -0.22 )
Time Vr=0
—
Velocity Semiamplitude K
9.1 ( ± 2.3 ) m/s
Calculated temperature
1092.0 ( +21.0 -21.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS 08255719+1130402 b, UCAC 508-047859 b, 2MASS J08255719+1130402 b, EPIC 211391664 b, EPIC 211391664.01, WISE J082557.17+113040.0 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
K2-98
Distance
526.31 ( +11.13 -11.13 ) pc
Spectral type
F8 V
Apparent magnitude V
12.166
Mass
1.2 ( +0.03 -0.03 ) MSun
Age
5.2 ( +1.2 -1.0 ) Gyr
Effective temperature
6172.0 ( +82.0 -82.0 ) K
Radius
1.57 ( +0.04 -0.04 ) RSun
Metallicity [Fe/H]
-0.06 ( +0.05 -0.05 )
Detected Disc
—
Magnetic Field
—
RA2000
08:25:57.2
Dec2000
+11:30:40.1
Alternate Names
2MASS 08255719+1130402, K2-98, 2MASS J08255719+1130402, EPIC 211391664, WISE J082557.17+113040.0

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