Hi Stan, >> SRs are interesting stars but best left to the visual people. > I disagree entirely. Since the amplitude is likely under 0.5 mag., > the "visual people" aren't going to see anything significant. "Better > left for an automated wide-field system" might be a better way to look > at it, saving the ordinary narrow-field CCD observing for transient > objects etc. I've been away for a few days so I've only just picked this up but I agree with Brian. Indeed, I've been monitoring a few bright SRs with a 100mm lens + CCD for a few months now. We've also just instigated a programme to monitor some similar stars for Tim Bedding (Univerisity of Sydney) and Albert Zijlstra (UMIST, Manchester). See the VSS web pages at: www.britastro.org/vss Cheers, Roger