Reply To: RW Cephei great dimming

Home Forums Variable Stars RW Cephei great dimming Reply To: RW Cephei great dimming

#614537
Robin Leadbeater
Participant

I suspect the M2 classification may have come from the colour index which would match an M star without reddening but the lack of molecular bands in the spectrum immediately shows we are dealing with a hotter star here (significantly hotter than Betelgeuse)

Cheers
Robin