First fully-covered cycles of beta Gruis have shown a well-defined periodicity for this formerly classified L-type star. This red giant is an SRa with a ~37 day period. Amplitude is in agreement with the published range in the GCVS. Check it out: http://ar.geocities.com/varsao/Curva_Bet_Gru.htm Regards, Sebastian. --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://vsnet.grisoft.com). Version: 6.0.325 / Virus Database: 182 - Release Date: 19/02/02