b Velorum (supergiant)

From Wikipedia, the free encyclopedia


b Velorum
Observation data
Epoch J2000.0
Constellation
(pronunciation)
Vela
Right ascension 08h 40m 37.6s
Declination −46° 38' 56"
Apparent magnitude (V) +3.77
Distance 3100 ± 1450 ly
(950 ± 450 pc)
Spectral type F3Ia
Other designations
HR 3445, HD 74180,
CD-46°4438, FK5 1226,
HIP 42570, SAO 220265,
GC 11951, CCDM 08406-4639

b Velorum (b Vel) is a binary star in the constellation Vela. It is approximately 3100 light years from Earth.

The primary component, b Velorum A, is a yellow-white F-type supergiant with a mean apparent magnitude of +3.77. It is classified as an irregular variable star and its brightness varies from magnitude +3.77 to +3.91. It has a 10th magnitude companion, 37.5 arcseconds distant.