On Tuesday, March 27, 2012 1:46:15 PM UTC+1, Ian Bingham wrote:

It was probably Sirius. This is the brightest star in the sky, as opposed
to planet, and is in the SW sky these evenings. It does appear to flash red
and green - one book I read said it "flashes with all the colours of the
rainbow" but it's only red and green I seem to see.

Thanks. I was seeing red and green last night (and I'd only had two pints).

Richard