T Centauri
Observation data
Epoch J2000.0[1]      Equinox J2000.0[1]
Constellation Centaurus[1]
Right ascension 13h 41m 45.56335s [1]
Declination −33° 35′ 50.5658″ [1]
Apparent magnitude (V) 5.56 a- 8.44[2]
Spectral typeK0:e-M4II:e[2]
Other designations
T Cen, CD−32° 9549, HD 119090, HIP 66825, HR 5147, SAO 204739
A visual band light curve for T Centauri, plotted from ASAS data[3]

T Centauri is a variable star located in the far southern constellation Centaurus.[1] It varies between magnitudes 5.56 and 8.44 over 181.4 days, making it intermittently visible to the naked eye.[2] Pulsating between spectral classes K0:e and M4II:e,[2] it has been classed as a semiregular variable,[1] though Sebastian Otero of the American Association of Variable Star Observers has noted its curve more aligned with RV Tauri variable stars and has classified it as one.[2]

References

  1. ^ a b c d e f SIMBAD, T Centauri (accessed 22 July 2014)
  2. ^ a b c d e Watson, Christopher (27 December 2012). "T Centauri". AAVSO Website. American Association of Variable Star Observers. Retrieved 22 July 2014.
  3. ^ "ASAS All Star Catalogue". The All Sky Automated Survey. Retrieved 8 December 2021.


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