HD 76151

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HD 76151
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Hydra
Right ascension 08h 54m 17.9475s[1]
Declination −05° 26′ 04.054″[1]
Apparent magnitude (V) 6.00[1]
Characteristics
Spectral type G3V[1]
U−B color index +0.22[2]
B−V color index +0.67[2]
R−I color index +0.21[2]
Astrometry
Radial velocity (Rv)28 ± 5[1] km/s
Proper motion (μ) RA: −413.13[1] mas/yr
Dec.: 30.44[1] mas/yr
Parallax (π)58.50 ± 0.88[1] mas
Distance55.8 ± 0.8 ly
(17.1 ± 0.3 pc)
Absolute magnitude (MV)4.81[3]
Details
Mass0.92 (0.88 to 1.01)[4] M☉
Radius0.88[5] R☉
Temperature5,700[4] K
Metallicity [Fe/H]−0.04[4] dex
Rotation15 days[6]
Rotational velocity (v sin i)3[4] km/s
Age6.3 (2.1 to 10.6)[4] Gyr
Other designations
BD−04 2490, GC 12307, GJ 327, HIP 43726, HR 3538, LTT 3283, NLTT 20504, PPM 191823, SAO 136389.[1]
Database references
SIMBADdata

HD 76151 is a G-type main sequence star in the constellation of Hydra.[1] It has an apparent visual magnitude of approximately 6.00.[1]

An infrared excess has been detected around this star, most likely indicating the presence of a circumstellar disk at a radius of 7.9 AU. The temperature of this dust is 99 K.[7]

References[]

  1. ^ a b c d e f g h i j k "HD 76151". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved January 20, 2011.
  2. ^ a b c HR 3538, database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50. Accessed on line January 20, 2011.
  3. ^ Anderson, E.; Francis, Ch. (2012), "XHIP: An extended hipparcos compilation", Astronomy Letters, 38 (5): 331, arXiv:1108.4971, Bibcode:2012AstL...38..331A, doi:10.1134/S1063773712050015, S2CID 119257644.
  4. ^ a b c d e HD 76151, database entry, The Geneva-Copenhagen Survey of Solar neighbourhood, J. Holmberg et al., 2007, CDS ID V/117A. Accessed on line January 20, 2011.
  5. ^ HD 76151, database entry, Catalog of Apparent Diameters and Absolute Radii of Stars (CADARS), 3rd edition, L. E. Pasinetti-Fracassini, L. Pastori, S. Covino, and A. Pozzi, CDS ID II/224. Accessed on line January 20, 2011.
  6. ^ Maldonado, J.; et al. (October 2010), "A spectroscopy study of nearby late-type stars, possible members of stellar kinematic groups", Astronomy and Astrophysics, 521: A12, arXiv:1007.1132, Bibcode:2010A&A...521A..12M, doi:10.1051/0004-6361/201014948, S2CID 119209183
  7. ^ Eiroa, C.; et al. (July 2013). "DUst around NEarby Stars. The survey observational results". Astronomy & Astrophysics. 555: A11. arXiv:1305.0155. Bibcode:2013A&A...555A..11E. doi:10.1051/0004-6361/201321050. S2CID 377244.
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