HD 21447

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HD 21447
Observation data
Epoch J2000      Equinox J2000
Constellation Camelopardalis
Right ascension 03h 30m 00.1837s
Declination +55° 27′ 06.51″
Apparent magnitude (V) 5.099
Characteristics
Spectral type A1V
U−B color index 0.04
B−V color index 0.05
R−I color index -0.01
Variable type Variable star
NSV 1159
Astrometry
Proper motion (μ) RA: -45.38 mas/yr
Dec.: -11.77 mas/yr
Parallax (π) 17.07 ± 0.69 mas
Distance 191 ± 8 ly
(59 ± 2 pc)
Absolute magnitude (MV) 5.14
Details
Mass 3,1 M
Radius 2,1 R
Luminosity 40 L
Temperature 7,500–10,000 K
Rotation 179 km/s
0,001628348735 Year
Other designations
HD 21447, SV* ZI 191, BD+54° 684, HIP 16292, HR 1046, SAO 24064.
Database references
SIMBAD data

HD 21447 (or D Camelopardalis), is a star located in the constellation Camelopardalis. The star is also known as HR 1046.

HD 21447 an A-type main-sequence star with an effective temperature of 9400 K. It has an apparent visual magnitude of +5.09, and an absolute visual magnitude of +1.25. It is located 190 light years from the Sun, and has a mass of 2.6 solar masses. HD 21447 is an irregular variable star.

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