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HD 30442: Wikis

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HD 30442

HD 30442
Observation data
Epoch J2000      Equinox J2000
Constellation Camelopardalis
Right ascension 04h 52m 05.2193s
Declination +63° 30′ 19.515″
Apparent magnitude (V) 5.488
Characteristics
Spectral type M3IIIab
U-B color index 1.76
B-V color index 1.57
Astrometry
Radial velocity (Rv) -36.0 km/s
Proper motion (μ) RA: 38.15 mas/yr
Dec.: -94.28 mas/yr
Parallax (π) 6.53 ± 0.71 mas
Distance approx. 500 ly
(approx. 150 pc)
Absolute magnitude (MV) 7.016
Details
Mass 0,4 M
Radius 0,5 R
Luminosity 0,04 L
Temperature 2,000–3,500 K
Orbit
Companion CCDM 04521+6331 B
BU 1389
Semimajor axis (a) 115.4"
Inclination (i) 350°
Other designations
GCRV 2840, IRAS 04473+6325, SAO 13291, AG+63° 344, IRC +60147, BD+63° 543, GSC 04083-02693, 2MASS J04520524+6330195, TYC 4083-2693-1, CCDM J04521+6331, HIC 22626, NSV 16174, UBV M 10332, CSI+63 543 1, HIP 22626, PLX 1066, FK5 2362, HR 1527, PPM 15033, GC 5881, IDS 04427+6320, RAFGL 636.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 30442 is a star in double system in the constellation Camelopardalis.

References


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