HD 9311, a blue supergiant star in Cassiopeia
HD 9311 is a blue supergiant star in the constellation Cassiopeia. It shines at an apparent visual magnitude of 7.23.
HD 9311 (HIP 7232)
HD 9311 is a blue supergiant star in the constellation Cassiopeia. It shines at an apparent visual magnitude of 7.23. HD 9311 is the primary component of a multiple-star system.
Sky position: RA 1h 33.2m, Dec +60° 41.4'
Common designations: HIP 7232, HD 9311
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Some Tabulated
XHIP Data for HD 9311
(see also:
SIMBAD)
Astrometry
2007A&A...474..653V
| Position | Proper Motion | |
| Right Ascension: | 23.30836099° ±0.59 mas | -1.00 ±1.00 mas/yr. |
| Declination: | 60.68643923° ±0.63 mas | -1.20 ±1.20 mas/yr. |
| Galactic Longitude: | 128.02841619° | -0.79 mas/yr. |
| Galactic Latitude: | -1.77106459° | -1.35 mas/yr. |
Parallax: -0.30 ± 1.00 mas
Spectrography
Spectral Type: B5Iab 1988ApJ...331..922A.
Radial Velocity: -43.40 ±1.20 km/s [A rating] 2006AstL...32..759G.
Iron Abundance [Fe/H]:
n/a
Photometry
band
magnitude
Abs. Mag.
U
7.11
B
7.52
V
7.23
R
I
6.95
J
6.49
H
6.46
K
6.38
B-V: +0.29 V-I: +0.28