Nu Cassiopeiae

ν Cassiopeiae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Cassiopeia
Right ascension 00h 48m 50.022s[1]
Declination +50° 58 05.40[1]
Apparent magnitude (V) +4.90
Characteristics
Spectral type B9III
U−B color index −0.42
B−V color index −0.11
Variable type none
Astrometry
Radial velocity (Rv)+009 km/s
Proper motion (μ) RA: 30.84 ± 0.22[1] mas/yr
Dec.: −10.02 ± 0.18[1] mas/yr
Parallax (π)7.92 ± 0.32[1] mas
Distance410 ± 20 ly
(126 ± 5 pc)
Absolute magnitude (MV)−0.48
Other designations
25 Cassiopeiae, HR 223, HD 4636, BD+50°147, HIP 3801, SAO 21729
Map of the Bayer-designated stars in Cassiopeia. Nu Cassiopeiae is circled.

Nu Cassiopeiae (ν Cas, ν Cassiopeiae) is a star in the constellation Cassiopeia. ν Cassiopeiae is a blue-white B-type giant with an apparent magnitude of +4.90. It is approximately 410 light years from Earth.[1]

References


This article is issued from Wikipedia - version of the 4/17/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.