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This article is about Y Centauri. For y Centauri, see HD 120987. For γ Centauri, see Gamma Centauri.
The variability in the star was discovered by P. F. Fleming in 1895 and it was given a designation H52 in the Harvard Catalogue of Variable Stars.
The type of variable is SRb.
- "Y Cen - Frosty Drew Observatory & Sky Theatre". Retrieved 30 July 2013.
- Pickering, Edward Charles (1905). "Second supplement to Catalogue of Variable Stars". Annals of Harvard College Observatory 53: 143–153. Bibcode:1905AnHar..53..143P.
- Lewis, B. M. (October 1997). "A renewed search for water maser emission from Mira Variables". The Astrophysical Journal 114: 1602–1606. arXiv:astro-ph/9706207. Bibcode:1997AJ....114.1602L. doi:10.1086/118591.