Planet GJ 1214 b

Detailed information about planet GJ 1214 b and its parameters.

Planet

Name
GJ 1214 b
Planet Status
Confirmed
Discovered in
2009
Update
2022-09-09
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference
He
Measurements Detected 2019 - CROSSFIELD I.
Measurements Detected 2022 - SPAKE J.
Measurements Detected 2022 - ORELL-MIQUEL J.

3 Dec 2010: The planet may transit spots of the stellar surface (Berta et al. 2010)

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Star

Name
GJ 1214
Distance
Spectral type
M
Apparent magnitude V
14.71
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000
17:15:19.0
Dec2000
+04:57:50.0
Alternate Names

No remarks

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