77 Ceti

77 Ceti
Observation data
Epoch J2000      Equinox J2000
Constellation Cetus
Right ascension 02h 34m 42.62341s[1]
Declination −07° 51′ 34.0113″[1]
Apparent magnitude (V) 5.731[2]
Characteristics
Spectral type K2III[3]
U−B color index +1.68[4]
B−V color index +1.38[4]
Astrometry
Radial velocity (Rv)24.9 ± 2[5] km/s
Proper motion (μ) RA: 57.16[1] mas/yr
Dec.: -65.41[1] mas/yr
Parallax (π)7.11 ± 0.43[1] mas
Distance460 ± 30 ly
(141 ± 9 pc)
Details[6]
Luminosity187 L☉
Temperature4206 K
Other designations
BD−08° 484, HD 16074, HIP 12002, HR 752, SAO 129984
Database references
SIMBADdata

77 Ceti (77 Cet) is an orange giant star in the constellation Cetus. Its apparent magnitude is 5.731.[2]

References

  1. 1 2 3 4 5 van Leeuwen, F.; et al. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.
  2. 1 2 Høg, E.; et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics. 355: L27–L30. Bibcode:2000A&A...355L..27H.
  3. ↑ Houk, N.; Swift, C. (1999). "Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5". Michigan Spectral Survey. 5: 0. Bibcode:1999MSS...C05....0H.
  4. 1 2 Mermilliod, J.-C. (1986). "Compilation of Eggen's UBV data, transformed to UBV (unpublished)". Catalogue of Eggen's UBV data. Bibcode:1986EgUBV........0M.
  5. ↑ Wilson, Ralph Elmer (1953). "General catalogue of stellar radial velocities". Washington. Bibcode:1953GCRV..C......0W.
  6. ↑ Chandler, Colin Orion; McDonald, Iain; Kane, Stephen R. (2016). "The Catalog of Earth-Like Exoplanet Survey Targets (Celesta): A Database of Habitable Zones Around Nearby Stars". The Astronomical Journal. 151 (3): 59. arXiv:1510.05666. Bibcode:2016AJ....151...59C. doi:10.3847/0004-6256/151/3/59.


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