Re: HW Tau Regarding the confused identification of HW Tau, an extract of the previous message by Sumner is as follows: (vsnet-alert 2520) > Re vsnet-alert 2518. > > The object shown as HW Tau in Downws, Webbink and Shara would > appear not to be a CV. Recent astrometry and photometry by Arne > Henden gives the following values for this object: > > 05h 03m 38.5s +26d 24' 04" (J2000), V=18.281 B-V=1.357. > > This is too red for a CV. Confirmation of the real HW Tau is > urgently required. > > Bruce Sumner It seems bibliographic and/or plate search for the discovery material is absolutely needed. Regards, Taichi Kato