Nu Eridani

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Nu Eridani
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Eridanus
Right ascension 04h 36m 19.14144s[1]
Declination –03° 21′ 08.8567″[1]
Apparent magnitude (V) +3.930 ± 0.023[2]
Characteristics
Spectral type B1.5 IV[2]
U−B color index −0.879 ± 0.007[2]
B−V color index −0.210 ± 0.009[2]
Details
Surface gravity (log g) 3.85 ± 0.05[2] cgs
Temperature 22,000 ± 250[2] K
Rotational velocity (v sin i) 26 ± 2[2] km/s
Other designations
HD 29248, HR 1463[2]

Nu Eridani (ν Eri) is a subgiant[2] star in the constellation Eridanus. Its apparent magnitude is 3.93.[2]

References[edit]

  1. ^ a b SIMBAD, Nu Eridani (accessed 11 September 2012)
  2. ^ a b c d e f g h i j Nieva, M.-F. (February 2013), "Temperature, gravity, and bolometric correction scales for non-supergiant OB stars", Astronomy & Astrophysics 550: A26, arXiv:1212.0928, Bibcode:2013A&A...550A..26N, doi:10.1051/0004-6361/201219677.