View source for Astronomy:T Centauri

{{Short description|Variable star in the constellation Centaurus}}
 {{Starbox short
 | name = T Centauri
 | epoch = [[Astronomy:J2000.0|J2000.0]]<ref name=SIMBAD/>
 | constell = Centaurus<ref name=SIMBAD/>
 | ra = {{RA|13|41|45.56335}} <ref name=SIMBAD/>
 | dec = {{DEC|-33|35|50.5658}} <ref name=SIMBAD/>
| appmag_v = 5.56 a- 8.44<ref name=AAVSOT/>
 | class =K0:e-M4II:e<ref name=AAVSOT/>
}}

[[File:TCenLightCurve.png|thumb|left|A visual band light curve for T Centauri, plotted from ''ASAS'' data<ref name=ASASServer/>]]
'''T Centauri''' is a [[Astronomy:Variable star|variable star]] located in the far southern constellation [[Astronomy:Centaurus|Centaurus]].<ref name=SIMBAD>SIMBAD, [http://simbad.u-strasbg.fr/simbad/sim-id?Ident=T+Centauri&NbIdent=1&Radius=2&Radius.unit=arcmin&submit=submit+id T Centauri] (accessed 22 July 2014)</ref> It varies between magnitudes 5.56 and 8.44 over 181.4 days, making it intermittently visible to the naked eye.<ref name=AAVSOT>{{cite web|url=http://www.aavso.org/vsx/index.php?view=detail.top&oid=7300 |title=T Centauri |author =Watson, Christopher |date=27 December 2012 |work=AAVSO Website|publisher=[[Organization:American Association of Variable Star Observers|American Association of Variable Star Observers]]|access-date=22 July 2014}}</ref> Pulsating between spectral classes K0:e and M4II:e,<ref name=AAVSOT/> it has been classed as a semiregular variable,<ref name=SIMBAD/> though Sebastian Otero of the [[Organization:American Association of Variable Star Observers|American Association of Variable Star Observers]] has noted its curve more aligned with [[Astronomy:RV Tauri variable|RV Tauri variable]] stars and has classified it as one.<ref name=AAVSOT/>

==References==
{{reflist|refs=

<ref name=ASASServer>{{cite web |title=ASAS All Star Catalogue |url=http://www.astrouw.edu.pl/asas/?page=aasc |publisher=The All Sky Automated Survey |access-date=8 December 2021}}</ref>

}}

{{Stars of Centaurus}}

{{DEFAULTSORT:T Centauri}}
[[Category:Semiregular variable stars]]
[[Category:Objects with variable star designations|Centauri, T]]
[[Category:Durchmusterung objects]]
[[Category:Henry Draper Catalogue objects|119090]]
[[Category:Hipparcos objects|066825]]
[[Category:K-type giants]]
[[Category:Bright Star Catalogue objects|5147]]
[[Category:M-type bright giants]]
[[Category:Asymptotic-giant-branch stars]]
[[Category:RV Tauri variables]]



{{Sourceattribution|T Centauri}}