Alert Notice 210: 1147+49 BC Ursae Majoris in outburst AND Reminders on 0409-71 VW Hydri and 2138+43 SS Cygni AND Current activity on some cataclysmic variables
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 210 (July 7,1995)
1147+49 BC URSAE MAJORIS IN OUTBURST
The dwarf nova-type cataclysmic variable (SU UMa subclass) BC UMa is undergoing an
outburst, as indicated by the following observations: