HD 29587

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HD 29587
Brown Dwarf HD 29587 B.png

An artist's concept of brown dwarf HD 29587 B.
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Perseus
Right ascension 04h 41m 36.3177s
Declination +42° 07′ 06.493″
Apparent magnitude (V) 7.29
Spectral type G0V
Variable type none
Mass 1.09 M
Radius 0.88 R
Luminosity 0.811 L
Temperature 5840 K
Other designations
HIP 21832, TYC 2901-00064-1, HD 29587, BD+41 931, SAO 39690, 2MASS J04413631+4207065
Database references
Exoplanet Archive data
Extrasolar Planets

HD 29587 is a Sun-like star located approximately 93 light-years away in the constellation of Perseus. The star is known to host a brown dwarf companion.[1]

The HD 29587 planetary system
(in order from star)
Mass Semimajor axis
Orbital period
Eccentricity Inclination Radius[1]
b ≥55 MJ 2.54 1481 0.33


  1. ^ a b Mazeh; Latham, David W.; Stefanik, Robert P. (1996). "Spectroscopic Orbits for Three Binaries with Low-Mass Companions and the Distribution of Secondary Masses near the Substellar Limit". Astrophysical Journal. 466: 415–427. Bibcode:1996ApJ...466..415M. doi:10.1086/177521.