Tue, 04/30/2013 - 21:12
AAVSO Special Notice #350 gives details on the next two HST/COS targets:
1RXS J105010.3-140431 (May 10) and SDSS J153817.35+512338.0 (May 13)
Thank you for your crucially important observations of these cataclysmic variables, and good observing!
Elizabeth Waagen, AAVSO HQ