Nu Gruis

Nu Gruis
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Grus
Right ascension 22h 28m 29.21012s [1]
Declination −39° 07′ 54.4477″ [1]

Nu Gruis is a double star in the constellation Grus. Its apparent magnitude is 5.48. Located around 87.41 parsecs (285.1 ly) distant, the primary is a red giant of spectral type G9III,[1] a star that has used up its core hydrogen and is expanding. The secondary's apparent magnitude is 12.5,[2] not visible even through binoculars.

References

  1. ↑ 1.0 1.1 1.2 "HR 8552". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 22 January 2014.
  2. ↑ "CD-39 14723B". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 22 January 2014.