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Nu Fornacis

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Nu Fornacis
Observation data
Epoch J2000      Equinox J2000
Constellation Fornax
Right ascension 02h 04m 29.43861s [1]
Declination −29° 17′ 48.5477″ [1]
Apparent magnitude (V) 4.69 [2]
Characteristics
Spectral type B9.5IIIspSi [3]
U−B color index -0.51 [2]
B−V color index -0.17 [2]
Astrometry
Radial velocity (Rv)+18.50[4] km/s
Proper motion (μ) RA: +12.79[5] mas/yr
Dec.: +8.48[5] mas/yr
Parallax (π)8.79 ± 0.26 mas[1]
Distance370 ± 10 ly
(114 ± 3 pc)
Absolute magnitude (MV)-0.59 [6]
Details
Radius2.70 [7] R
Other designations
FK5 1055, GC 2506, HIP 9677, HR 612, HD 12767, SAO 167532 [5]
Database references
SIMBADdata

Nu Fornacis (ν For) is a class B9.5III[3] (blue giant) star in the constellation Fornax. Its apparent magnitude is 4.69[2] and it is approximately 371 light years away based on parallax.[1]

References

  1. ^ a b c d van Leeuwen, F. (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. Vizier catalog entry
  2. ^ a b c d Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237: 0. Bibcode:2002yCat.2237....0D.
  3. ^ a b Abt, Helmut A.; Morrell, Nidia I. (July 1995), "The relation between Rotational Velocities and Spectral Peculiarities among A-type stars", The Astrophysical Journal Supplement Series, 99: 135–172, Bibcode:1995ApJS...99..135A, doi:10.1086/192182
  4. ^ Wilson, R. E. (1953), General Catalogue of Stellar Radial Velocities", Carnegie Institution of Washington, Bibcode:1953GCRV..C......0W, LCCN 54001336
  5. ^ a b c "HD 12767". SIMBAD Astronomical Database. Retrieved 2016-04-08.
  6. ^ Absolute magnitude calculated as , where is the star's absolute magnitude, is the star's apparent magnitude, and is the star's measured parallax in arcseconds.
  7. ^ Pasinetti Fracassini, L. E.; Pastori, L.; Covino, S.; Pozzi, A. (February 2001), "Catalogue of Apparent Diameters and Absolute Radii of Stars (CADARS) - Third edition", Astronomy and Astrophysics, 367: 521–524, arXiv:astro-ph/0012289, Bibcode:2001A&A...367..521P, doi:10.1051/0004-6361:20000451 Vizier catalog entry