Planet PHL 457 b

Detailed information about planet PHL 457 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
PHL 457 b
Planet Status
Retracted
Discovered in
2014
Update
2024-06-21
Mass
167.1 ( +34.4 -24.3 ) MJ
Mass*sin(i)
27.0 MJ
Semi-Major Axis
0.00788 AU
Orbital Period
0.3131 ( ± 0.0002 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
1.53 ( ± 0.34 ) RJ
Inclination
9.3 ( ± 1.6 ) deg
Detection Method
Radial Velocity
Mass Meas. Method
Radial Velocity
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
2455501.5961 ( ± 0.0009 ) JD
Velocity Semiamplitude K
13000.0 ( ± 200.0 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
GD 1110 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

This is only a candidate as the inclination is not constrained and therefore the given mass is minimum.

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Star

Name
PHL 457
Distance
568.308 ( ± 19.972 ) pc
Spectral type
sdB
Apparent magnitude V
12.95
Mass
0.39 ( ± 0.05 ) MSun
Age
—
Effective temperature
26670.0 ( ± 60.0 ) K
Radius
0.254 ( ± 0.036 ) RSun
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
23:19:24.4
Dec2000
+23:19:24.4
Alternate Names
GD 1110

This is a hot subdwarf star of spectral type B (core helium-burning object) surrounded by a planetary candidate.

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