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HR 2096

From Wikipedia, the free encyclopedia
Star in the constellation Auriga
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HD 40325
Observation data
Epoch J2000      Equinox J2000
ConstellationAuriga
Right ascension06h 00m 18.8991s
Declination+44° 35′ 31.246″
Apparent magnitude (V)6.233
Characteristics
Spectral typeK2III+K0III
Astrometry
Radial velocity (Rv)1.7 km/s
Proper motion (μ)RA: -31.17mas/yr
Dec.: -38.71mas/yr
Parallax (π)8.94±0.82 mas
Distance360 ± 30 ly
(110 ± 10 pc)
Absolute magnitude (MV)7.388
Details
Mass0.8 M
Radius0.9 R
Luminosity0.4 L
Temperature3,500–5,000 K
Other designations
HIP 28438, HD 40325,SAO 40769,BD+44° 1332.
Database references
SIMBADdata

HR 2096, also known asHD 40325 is a double star in the constellation Auriga. It is composed of two ageing orange giants of spectral types K0III and K2III.[1] It is not a member of any known moving group of stars.[2]

References

[edit]
  1. ^Stephenson, C. B. (1960). "A study of visual binaries having primaries above the main sequence".Astronomical Journal.65:60–79.Bibcode:1960AJ.....65...60S.doi:10.1086/108191.
  2. ^Famaey, B.; Jorissen, A.; Luri, X.; Mayor, M.; Udry, S.; Dejonghe, H.; Turon, C. (2005). "Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters".Astronomy and Astrophysics.430:165–186.arXiv:astro-ph/0409579.Bibcode:2005A&A...430..165F.doi:10.1051/0004-6361:20041272.S2CID 17804304.

Components

[edit]
NAMERight ascensionDeclinationApparent magnitude (V)Spectral typeDatabase references
ADS 4576 C06h 00m 17.5327s+44° 36' 03.0710.2Simbad
Stars
Bayer
Flamsteed
Variable
HR
HD
Other
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NGC
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