EC 20058-5234

EC 20058-5234, also known as QU Telescopii, is a star in the constellation Telescopium.[1] A pulsating white dwarf, it belongs to a class of star known as V777 Herculis variables or DBV stars.[2] First noticed in the Edinburgh-Cape Blue Object Survey published in 1992, it was found to be variable in 1995.[3]

EC 20058-5234
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Telescopium
Right ascension 20h 09m 40.1s[1]
Declination 52° 25 17[1]
Apparent magnitude (V) +14.93
Spectral typeDB[1]
Other designations

References

  1. "QU Telescopii". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 27 June 2014.
  2. BSJ (11 November 2011). "QU Telescopii". AAVSO Website. American Association of Variable Star Observers. Retrieved 26 June 2014.
  3. Koen, C.; O'Donoghue, D.; Stobie, R. S.; Kilkenny, D.; Ashley, R. (1995). "EC 20058-5234, a low-amplitude pulsating DB white dwarf". Monthly Notices of the Royal Astronomical Society. 277 (3): 913–19. Bibcode:1995MNRAS.277..913K. doi:10.1093/mnras/277.3.913.


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