Planet K2-189 b

Detailed information about planet K2-189 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-189 b
Planet Status
Confirmed
Discovered in
2018
Update
2021-02-05
Mass
—
Mass*sin(i)
—
Semi-Major Axis
0.0361 ( +0.0004 -0.0004 ) AU
Orbital Period
2.588309 ( +0.000221 -0.000207 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
0.136 ( +0.008 -0.008 ) RJ
Inclination
—
Detection Method
Primary Transit
Mass Meas. Method
—
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
0.41 ( +0.32 -0.29 )
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
1197.0 ( +18.0 -18.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J13342910-1502105 b, EPIC 212394689 b, EPIC 212394689.02, TYC 6121-11-1 b, WISE J133429.13-150211.2 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
K2-189
Distance
243.93 ( +1.9 -1.9 ) pc
Spectral type
—
Apparent magnitude V
—
Mass
0.94 ( +0.03 -0.03 ) MSun
Age
—
Effective temperature
5519.0 ( +67.0 -67.0 ) K
Radius
0.87 ( +0.01 -0.01 ) RSun
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
13:34:29.1
Dec2000
-15:02:10.9
Alternate Names
2MASS J13342910-1502105, EPIC 212394689, TYC 6121-11-1, WISE J133429.13-150211.2

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