Alert Notice 524: Observing campaign on 17 cataclysmic variables

July 16, 2015: Roque Ruiz-Carmona (Ph.D. candidate, Institute of Mathematics, Astrophysics and Particle Physics, Radboud University Nijmegen, The Netherlands) has requested AAVSO assistance with his campaign to observe 17 cataclysmic variables (CVs) with the William Herschel Telescope (WHT) next week.

Special Notice #19: Confirmation Needed of Possible VY Aqr Outburst

October 7, 2006: Akira Imada reports in a post to the VS-Net Alert Discussion Group that H. Maehara has observed VY Aqr in outburst (V=12.46 on Oct. 07.56330). AAVSO observers are asked to observe this field both visually and with a CCD and report their observations as soon as possible. The latest reported AAVSO observation is <13.8 visual on Oct. 04.8201 by Eddy Muyllaert (MUY).

Alert Notice 369: Outburst of AQ CMi

January 31, 2008: Rod Stubbings (Tetoora Road, Victoria, Australia) reports via VSNET (vsnet-alert 9869) that the rarely outbursting UGSU star AQ CMi is in outburst. Stubbings reports that AQ CMi was at m(vis) = 14.6 on JD 2454496.978 (2008 Jan 31 11:28 UT). It is unclear whether the current outburst is a normal outburst or a superoutburst. The last confirmed normal outburst occurred on February 28, 2000, and the last confirmed superoutburst occurred in March 1997, nearly 11 years ago.