Planet HW Vir (AB) b

Detailed information about planet HW Vir (AB) b and its parameters.

Planet

Name
HW Vir (AB) b
Planet Status
Confirmed
Discovered in
2008
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
Update
2021-07-01
Detection Method
Timing
Mass Detection Method
Timing
Radius Detection Method
Theoretical
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

Nov. 2008: The object HW Vir (AB) b is named HW Vir 3 in Lee et al (2009)

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Star

Name
HW Vir (AB)
Distance
Spectral type
sdB+M
Apparent magnitude V
10.9
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000
12:44:20.0
Dec2000
-08:40:17.0
Alternate Names

Eclipsing binary star: M1 = 0.485 MSun, M2 = 0.142 MSun. P = 10084.58 ± 0.01 sec (Beuermann et al. 2012.
The mass for the system is the sum of the masses of the two components.

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