78 Virginis

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78 Virginis
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Virgo
Right ascension 13h 34m 07.93186s [1]
Declination +03° 39′ 32.2738″ [1]
Spectral type A1p... [1]

78 Virginis (78 Vir) is a star in the constellation Virgo. Its apparent magnitude is 4.91.

78 Vir is a rapidly oscillating Ap (roAp) star, a chemically peculiar hot main sequence star that shows low amplitude pulsations with periods of just a few minutes. It is 9,100 K, 2.11 R, and 27 L.[2]


  1. ^ a b c SIMBAD, CW Virginis (accessed 9 March 2013)
  2. ^ Perraut, K.; Cunha, M.; Brandão, I.; Loridat, J.; Mourard, D.; Meilland, A.; Nardetto, N.; McAlister, H.; ten Brummelaar, T. A.; Sturmann, J.; Sturmann, L.; Turner, N.; Farrington, C.; Vargas, N. "The fundamental parameters of the Ap star 78 Virginis. Could 78 Vir be a rapidly oscillating Ap star?". Astronomy and Astrophysics. 579. Bibcode:2015A&A...579A..85P. doi:10.1051/0004-6361/201526163.