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T Crucis is a star in the constellation Crux. A Cepheid variable, its apparent magnitude ranges from 6.32 to 6.83 over 6.73331 days.[2] It is a yellow-white supergiant that pulsates between spectral types F6Ib and G2Ib.[2] The radius is 49.7 times that of the Sun.[3]

T Crucis
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Crux
Right ascension 12h 21m 21.12980s[1]
Declination −62° 16′ 53.8774″[1]
Spectral typeF6-G2Ib[2]
Other designations
CD−61° 3428, HD 107447, HIP 60259, SAO 251861[1]
Light curve of T Crucis recorded by NASA's Transiting Exoplanet Survey Satellite (TESS)
Light curve of T Crucis recorded by NASA's Transiting Exoplanet Survey Satellite (TESS)

References


  1. "V* T Cru". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 12 March 2014.
  2. Watson, Christopher (4 January 2010). "T Crucis". AAVSO Website. American Association of Variable Star Observers. Retrieved 12 March 2014.
  3. Moskalik, P.; Gorynya, N. A. (2005). "Mean Angular Diameters and Angular Diameter Amplitudes of Bright Cepheids". Acta Astronomica. 55: 247. arXiv:astro-ph/0507076. Bibcode:2005AcA....55..247M.


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