Planet Gliese 49 b

Detailed information about planet Gliese 49 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
Gliese 49 b
Planet Status
Confirmed
Discovered in
2019
Update
2024-07-30
Mass
0.01771 ( ± 0.00214 ) MJ
Mass*sin(i)
0.01771 ( ± 0.00214 ) MJ
Semi-Major Axis
0.0905 ( ± 0.0011 ) AU
Orbital Period
13.8508 ( +0.0053 -0.0051 ) day
Eccentricity
0.363 ( +0.099 -0.096 )
ω
43.0 ( ± 21.0 ) deg
Tperi
2455995.88 ( +0.72 -0.78 ) JD
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
Radial Velocity
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
2.52 ( ± 0.31 ) m/s
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

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Star

Name
Gliese 49
Distance
9.856 ( ± 0.003 ) pc
Spectral type
M1.5V
Apparent magnitude V
9.56
Mass
0.515 ( ± 0.019 ) MSun
Age
—
Effective temperature
3805.0 ( ± 51.0 ) K
Radius
0.511 ( ± 0.018 ) RSun
Metallicity [Fe/H]
0.13 ( ± 0.16 )
Detected Disc
—
Magnetic Field
—
RA2000
01:02:41.0
Dec2000
+62:20:44.0
Alternate Names
2MASS J01023895+6220422, BD+61 195, HIP 4872, IRAS 00594+6204, LHS 1179, TYC 4021-01115-1, WISE J010239.92+622043.1, WDS J01026+6221 A, WNO 5 A

It forms a widely separated binary system (2,900 AUs) with star Wolf 47 (*V388 Cas or Gliese 51).

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