correction

Alert Notice 523: Correction to AAVSO Alert Notice 522

July 1, 2015:  In AAVSO Alert Notice 522 on the upcoming observations of the black hole X-ray binary V404 Cyg by HST, the date of the detection by the Swift satellite was incorrectly given as 2015 June 16.77197 UT (Barthelmy et al., GCN Circular 17929). The correct date is 2015 June 15.77197 UT.

Our sincere apologies for this error!

Alert Notice 340: Request to monitor 1744-06 RS Ophiuchi for multiwavelength campaign AND Correction

September 1, 2006

 

ALERT NOTICE 340 Correction  (September 1, 2006)

Re: REQUEST TO MONITOR 1744-06 RS OPHIUCHI FOR MULTIWAVELENGTH CAMPAIGN

Object: 1744-06 RS OPH

Coordinates: R.A. 17h 50m 13.202s Dec. -06o 42' 28.48" (2000.0)

Special Notice #352: Correction to target name in Special Notice #351

May 8, 2013: In AAVSO Special Notice #351 (http://www.aavso.org/aavso-special-notice-351), one of the upcoming HST/COS targets was referred to as ASAS1600-48. The name of this system as found in VSX is ASAS J160048-4846.2. Please use this name when reporting observations to the AAVSO International Database. Many thanks.

ASAS J160048-4846.2, scheduled to be be observed 2013 Jul 8 UT, is a WZ Sge-type variable and is 17.9V at min and 12.6V at max.