The LBV nature of Romano's star (GR 290) in M 33

Autor: Polcaro V. F. 1, Gualandi R. 2, Norci L. 3, Rossi C. 4, Viotti R. 5

Publikováno v: 411 (2003): 193–196.
info:cnr-pdr/source/autori:Polcaro V. F. 1, Gualandi R. 2, Norci L. 3, Rossi C. 4, Viotti R. 5/titolo:The LBV nature of Romano's star (GR 290) in M 33/doi:/rivista:/anno:2003/pagina_da:193/pagina_a:196/intervallo_pagine:193–196/volume:411

We report the first spectroscopic study of the LBV candidate GR 290 in M 33 (``Romano's star'') taken in February 2003, showing, besides prominent hydrogen and He I emission lines, the 4630-60 Å blend and weak He II 4686 Å emission typical of Of st

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https://publications.cnr.it/doc/5781