Special Notice #315: HST COS observing SDSS J075507.70+143547.6 December 13-14 and HS 0218+3229 is next target
December 11, 2012: Further to AAVSO Alert Notice 471 (www.aavso.org/aavso-alert-notice-471) and AAVSO Special Notice #309 (www.aavso.org/aavso-special-notice-309), HST COS is observing the WZ Sge-type cataclysmic variable SDSS J075507.70+143547.6 December 13-14:
SDSS J075507.70+143547.6 13 December 2012 23:32:57 through 14 December 04:45:44 UT