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THE ASTRONOMER Electronic Circular No 834       1994 Apr 29 19.40UT
Ed:Guy M Hurst, 16,Westminster Close, Kempshott Rise,  Basingstoke,
Hants, RG22 4PP,England. Telephone/FAX(0256)471074 Int:+44256471074
INTERNET: GMH at AST.STAR.RL.AC.UK  or    GMH at GXVG.AST.CAM.AC.UK
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BC UMA
Taichi Kato, Japan e-mails that M.Ida, Nagano, Japan has recorded
BC UMa in outburst with 0.20-m reflector + ST6 CCD unfiltered.
It has been confirmed visually by S.Takahashi of Shiga, Japan
using a 0.60-m reflector. The star, located at:
RA 11h49m39s DEC +49 31.4' [1950] is a suspected SU UMa-type dwarf
nova with very rare outbursts. GCVS IV has catalogue range as:
10.9-13.8p.
Gary Poyner, Birmingham, UK reports the last outburst observed
according to his records was on 1992 July 18.
Available estimates follow:
1994 Apr 28.476UT, 12.8 (Iida)
         28.515UT, 13.2 (Iida)
         28.517UT, 12.6 (Takahashi)
         28.530UT, 12.7 (M.Koshiro, Nagano, Japan 0.30-m refl.)
         28.559UT, 13.0 (Iida)
         28.603UT, 12.7 (Iida)
         28.962UT, 12.0 (Poyner)

Guy M Hurst







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