Planet eps Ret Ab

Detailed information about planet eps Ret Ab and its parameters.

Planet

Name
eps Ret Ab
Planet Status
Confirmed
Discovered in
2000
Publication
Status
Published in a refereed paper
Update
2024-07-29
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
Angular distance
0.064088 arcsec
ω
Tperi
Radius
Inclination
Detection Method
Radial Velocity
Mass Meas. Method
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
HD 27442 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

01 Nov. 2007: A DA white dwarf companion at 1.3'' = 240 AU (Chauvin et al. 2007). 08 Apr 2011: Based on the analysis of the orbit of the stellar WD companion, Farihi et al. (2011) find an inclination > 70 deg. nd therefore a mass bound between 1.66 and 1.77 MJup.
29 Jul. 2024: See also Planets in Binaries webpage.

Star

Name
eps Ret A
Distance
18.1 pc
Spectral type
K2IIII-Va
Apparent magnitude V
4.44
Apparent magnitude I
Apparent magnitude J
Apparent magnitude H
Apparent magnitude K
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000
04:16:29.0
Dec2000
-59:18:07.0
Alternate Names
HD 27442, HR 1355

The star has a white dwarf companion (eps Ret B) 240 AUs away, a former A5 type star.

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