Planet K2-102 Ab

Detailed information about planet K2-102 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-102 Ab
Mass
—
Mass*sin(i)
—
Semi-Major Axis
—
Orbital Period
9.915615 ( +0.001209 -0.001195 ) day
Eccentricity
0.1 ( +0.16 -0.07 )
ω
-1.0 ( +136.0 -132.0 ) deg
Tperi
—
Radius
0.116 ( +0.009 -0.009 ) RJ
Inclination
89.0 ( ± 0.6 ) deg
Primary transit
2457139.65518 ( +0.00538 -0.00539 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.43 ( +0.24 -0.27 )
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Surface gravity log(g/gH)
—
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
K2-102 A
Distance
189.17 ( +2.05 -2.05 ) pc
Spectral type
K4V
Apparent magnitude V
13.2
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.77 ( ± 0.06 ) MSun
Age
0.79 ( +0.03 --0.03 ) Gyr
Effective temperature
4695.0 ( ± 50.0 ) K
Radius
0.71 ( ± 0.03 ) RSun
Metallicity [Fe/H]
0.14 ( +0.04 -0.04 )
Detected Disc
—
Magnetic Field
—
RA2000
08:40:13.5
Dec2000
+19:46:43.7
Alternate Names
2MASS J08401345+1946436, EPIC 211970147, WISE J084013.43+194643.6

Michel & Mugrauer (2024): A low-mass M dwarf companion star lies 10,0006 AUs away.

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