42 Cassiopeiae

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42 Cassiopeiae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Cassiopeia
Right ascension 01h 42m 55.9s
Declination +70° 37′ 21″
Apparent magnitude (V) +5.18
Characteristics
Spectral type B9 V
B−V color index −0.04
Variable type none
Astrometry
Radial velocity (Rv) +006 km/s
Proper motion (μ) RA: 76.62 mas/yr
Dec.: −13.62 mas/yr
Parallax (π) 11.62 ± 0.54 mas
Distance 281 ly
(86.1 pc)
Absolute magnitude (MV) +0.51
Details
Radius 2.63 ± 0.13[1] R
Surface gravity (log g) 3.98 ± 0.04[1] cgs
Temperature 10,141 ± 61[1] K
Other designations
HR 480, HD 10250, BD+69°114, HIP 8016, SAO 4470, GC 2059

42 Cassiopeiae is a star in the constellation Cassiopeia. It is a blue-white B-type main sequence dwarf with an apparent magnitude of +5.18 and is approximately 281 light years from Earth.

References[edit]

  1. ^ a b c Fitzpatrick, E. L.; Massa, D. (March 2005), "Determining the Physical Properties of the B Stars. II. Calibration of Synthetic Photometry", The Astronomical Journal 129 (3): 1642–1662, arXiv:astro-ph/0412542, Bibcode:2005AJ....129.1642F, doi:10.1086/427855