Planet HD 187123 b

Detailed information about planet HD 187123 b and its parameters.

Planet

Name
HD 187123 b
Planet Status
Confirmed
Discovered in
1998
Update
2024-10-27
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
21.0 ( ± 5.0 ) deg
Detection Method
Radial Velocity
Mass Meas. Method
Spectrum
Radius Meas. Method
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
H2O
Measurements Detected 6σ 2020 - BUZARD C.

Pulsations and spots cannot be ruled out.
Second planet to be confirmed.
No transit found (Castellano 2000, Robb et al. 2000)

Star

Name
HD 187123
Distance
50.0 pc
Spectral type
G5
Apparent magnitude V
7.86
Mass
1.06 MSun
Age
Effective temperature
Radius
Metallicity [Fe/H]
0.16
Detected Disc
Magnetic Field
RA2000
19:46:57.0
Dec2000
+34:25:15.0
Alternate Names

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