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HD149277: A rare short-period SB2 system with a subsynchronously rotating magnetic He-rich primary
(Oxford University Press, 2018-11)
HD149277 is a rare SB2 system with a slowly rotating magnetic He-rich primary with Prot = 25.4 d. The CFHT/ESPaDOnS archive spectra revealed Porb = 11.5192 ± 0.0005 d indicating strong subsynchronous rotation of the primary ...