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[vsnet-history 264] BZ UMa outburst (Schmeer)


OUTBURSTS OF BZ UMA SINCE 1989

The following report gives all my positive observations of the
probable SU UMa-type dwarf nova BZ UMa:

BZ URSAE MAJORIS  (UGSU:)

1990 July  9.94  UT,  12.2:; 11.90 ,  12.8:
Superoutburst, confirmed by Gary Poyner (cf. IAUC 5051)

1991 Apr. 11.866 UT, (13.7 ; 12.895,  12.0 ; 12.974,  12.0 ;
          13.858 UT,  13.9
Normal outburst (detected by several observers)

1991 Oct. 19.17  UT, (13.4 ; 21.072,  12.1 ; 27.1  , (13.2
Normal outburst (confirmed by Taichi Kato at mag 14)

1992 Oct. 20.11  UT, (13.5 ; 26.979,  11.7
Very bright normal outburst (first detected by Gary Poyner)
Apparently no further outbursts of BZ UMa have been observed
since the end of 1989.

Regards,
Patrick

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