Re: more GSC 748-1618

[Patrick Wils <patrickwils@yahoo.com>]

--- Doug Welch <welch@physics.mcmaster.ca> wrote:
> I am a little curious why people have decided to ignore
> my suggestion that this is a short-period, overtone
> Cepheid. Perhaps it wouldn't seem so strange then!

Yes, I agree now (I was quite sure it was an RR Lyrae star before, but
it doesn't fit in either of the RRab or RRc class, so it can't be).  
Aren't these overtone Cepheids always double mode pulsators ?  In that
case a frequency analysis should reveal a second period of about 0.63
days.

Patrick


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