RW Cephei (Star) Friday, July 3, 2009

RW Cephei
Observation data
Epoch J2000.0 Equinox J2000.0
Constellation Cepheus
Right ascension 22h 23m 07.02s
Declination +55° 57' 47.6"
Apparent magnitude (V) +6.52
Astrometry
Parallax (π) 1.19 ± 0.54 mas
Distance 11,500 ly
Characteristics
Spectral type G8-M0 Ia0
Details

Mass 40 M
Radius 1500 R
Luminosity 500,000 L
Temperature 4400 K
Age ? years

RW Cephei is a red hypergiant star in the constellation Cepheus.

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