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Massive early-type emission-line stars: an attempt to distinguish a new group of stellar objects
Authors:A S Miroshnichenko  Yu K Bergner  D B Mukanov  T A Shejkina
Institution:(1) Central Astronomical Observatory of the Russian Academy of Sciences at Pulkovo, 196140 Saint-Petersburg, Russia;(2) Fessenkov Astrophysical Institute of the National Academy of Sciences of Kazakhstan Republic, 480068 Almaty, Kamenskoe plato, Kazakhstan
Abstract:A new sample of possibly massive early-type emission-line stars (METELS) based on the previous lists of peculiar Be stars is presented. It consists of 36 objects divided amongst supergiants, possible binaries, and candidates to the list. The central stars are probably more massive than sim 10M odot. Two new relations allowing idientification of possible binaries among the objects are proposed.
Keywords:emission line stars  supergiants  binaries
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