Planet GJ 1252 b

Detailed information about planet GJ 1252 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name
GJ 1252 b
Planet Status
Confirmed
Discovered in
2018
Publication
Status
—
Update
2022-08-22
Mass
0.00415 ( ± 0.00176 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.00916 ( ± 0.00076 ) AU
Orbital Period
0.5182349 ( +6.3e-06 -5e-06 ) day
Eccentricity
—
Angular distance
—
ω
—
Tperi
—
Radius
0.1053 ( ± 0.00696 ) RJ
Inclination
85.0 ( +2.1 -1.8 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Spectrum
Radius Meas. Method
Primary Transit
Primary transit
2458668.09739 ( +0.00032 -0.00029 ) JD
Secondary transit
2458668.3375 ( +0.0019 -0.0007 ) JD
λ
—
Impact Parameter b
0.44 ( +0.12 -0.17 )
Time Vr=0
—
Velocity Semiamplitude K
3.17 ( ± 0.85 ) m/s
Calculated temperature
997.0 ( +53.0 -49.0 ) K
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

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Star

Name
GJ 1252
Distance
20.38 ( ± 0.02 ) pc
Spectral type
—
Apparent magnitude V
12.0
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.381 ( ± 0.019 ) MSun
Age
—
Effective temperature
3458.0 ( +140.0 -133.0 ) K
Radius
0.391 ( ± 0.02 ) RSun
Metallicity [Fe/H]
0.1 ( ± 0.1 )
Detected Disc
—
Magnetic Field
—
RA2000
20:27:42.0
Dec2000
-56:27:25.0
Alternate Names
—

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