Planet HD 57625 Ab

Detailed information about planet HD 57625 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 57625 Ab
Mass
8.43 ( +1.1 -0.9 ) MJ
Mass*sin(i)
—
Semi-Major Axis
5.7 ( ± 0.14 ) AU
Orbital Period
4843.0 ( +306.0 -167.0 ) day
Eccentricity
0.5 ( ± 0.04 )
ω
9.2 ( +349.0 -3.0 ) deg
Tperi
—
Radius
—
Inclination
43.82 ( +14.3 -7.2 ) deg
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
78.94 ( +20.0 -3.8 ) m/s
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

21 Feb. 2025:
Additional planet parameters:
Ascending node longitude Ω = 301 +1.3 -4 deg   ( Barbato et al. 2025)

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Star

Name
HD 57625 A
Distance
44.32 pc
Spectral type
G0V
Apparent magnitude V
7.75
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
1.04 ( +0.078 -0.08 ) MSun
Age
4.8 ( +3.7 -2.9 ) Gyr
Effective temperature
5961.78 ( ± 43.33 ) K
Radius
1.127 ( +0.046 -0.04 ) RSun
Metallicity [Fe/H]
-0.04 ( ± 0.02 )
Detected Disc
—
Magnetic Field
—
RA2000
07:25:18.0
Dec2000
+56:34:09.0
Alternate Names
HIP 36014

Barbato et al. (2025): An M dwarf companion star lies 440 AUs away.

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