Y Hyi
References
Duerbeck1986
Duerbeck, H. W. & Yamasaki, A. “A Photometric Study of the Algol System Y Hydri”: 1986, Astrophysics & Space Science, Volume 119, pp. 345-352
http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=1986Ap%26SS.119..345D&db_key=AST&high=3f567b0b2c19749