Alert Notice 502: EE Cep observations requested for upcoming eclipse
Out-of-eclipse monitoring requested until further notice to study evolution of disk. - June 2017. Also, Special Notice #387 (20140724) updated this campaign.
multiwavelength observations
Alert Notice 277: 0526-70 Nova LMC 2000 in the Large Magellanic Cloud AND 2138+43 SS Cygni multiwavelength observations rescheduled
THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
25 Birch Street, Cambridge, MA 02138 USA
INTERNET: aavso@aavso.org
Tel. 617-354-0484 Fax 617-354-0665
AAVSO ALERT NOTICE 277 (July 13, 2000)
0526-70 NOVA LMC 2000 IN THE LARGE MAGELLANIC CLOUD
Alert Notice 445 - Request for monitoring of SS Cygni in support of European VLBI radio observations
August 19, 2011: Following their very successful multiwavelength observing campaign on the dwarf nova SS Cygni in 2010 April (see AAVSO Special Notices #204 and 206 and the related information page), Dr. James Miller-Jones (International Centre for Radio Astronomy Research, Curtin University, Perth, Western Australia) and colleagues have a follow-up multiwavelength campaign on SS Cyg scheduled.
Alert Notice 433: Request for observations of GW Lib in support of HST observations
March 20, 2011: Dr. Paula Szkody, University of Washington, has requested our help in monitoring the cataclysmic variable GW Lib for upcoming Hubble Space Telescope observations, scheduled to be made during the week of 2011 April 7-11 UT. Dr. Szkody also observed this object with HST in March 2010 (see AAVSO Alert Notice 417).
Alert Notice 431: Request to monitor SDSS074545 for HST Observations
February 25, 2011: Dr. Paula Szkody (University of Washington) has requested our help in monitoring the cataclysmic variable SDSS074545 (SDSS J074531.91+453829.5) for upcoming Hubble Space Telescope observations. The HST observations are scheduled to be made during the week of 2011 March 7-14. Dr. Szkody also observed this object with HST in October-November 2007 (see AAVSO Alert Notice 359).
Special Notice #231: T Pyx Observations Requested
February 1, 2011: Sumner Starrfield (Arizona State University) has informed us that Chandra is currently observing the cataclysmic variable T Pyx. He and his colleagues would like supporting optical monitoring of the star during the visitation. One visit is happening now; the next and final visit will occur on February 5 (UT).