HD 30453

From Wikipedia, the free encyclopedia
Jump to: navigation, search
HD 30453
Observation data
Epoch J2000      Equinox J2000
Constellation Auriga
Right ascension 04h 49m 19.0772s
Declination +32° 35′ 17.487″
Apparent magnitude (V) 5.835
Characteristics
Spectral type A8m
U−B color index 0.14
B−V color index 0.24
R−I color index 0.11
Astrometry
Radial velocity (Rv) 21.3 km/s
Proper motion (μ) RA: 25.8 mas/yr
Dec.: -31.74 mas/yr
Parallax (π) 9.71 ± 0.92 mas
Distance 340 ± 30 ly
(103 ± 10 pc)
Absolute magnitude (MV) 6.08
Details
Mass 3.1 M
Radius 2.1 R
Luminosity 40 L
Temperature 7,500–10,000 K
Rotation 15 Km/s
0,019431628 Year
Other designations
HD 30453, HR 1528, BD+32° 840, SAO 57444, HIP 22407.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 30453 (HR 1528) is a spectroscopic binary.[1][2]

References[edit]

  1. ^ VizieR, HR 1528
  2. ^ Aladin, Image HD 30453