The period - K-band luminosity relation for pulsating variable red supergiants in the Galaxy and in M 33статья
Информация о цитировании статьи получена из
Web of Science
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 29 мая 2015 г.
Аннотация:The paper reports the detection of a double-mode period - IR-luminosity relation for pulsating red supergiants (SRC-type variables) in the Galaxy. Distance moduli of LMC and of M 33 are estimated on the basis of the adopted distance modulus of 11.4 for the Per OB1 stellar association. The ratio of the first overtone pulsation period to that of the main tone is found to be the same both in the Galaxy and in M 33 (0.70 +/- 0.04).