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[vsnet-obs 997] outburst records of QY Per



  I have searched for some literatures and found following historical
outbursts of QY Per.

  from Veroeff. Sternwarte Sonneberg 9, 125 (1979)

    JD      mag
  2438642  <17.0
       51   14.2
       52   14.15
       53   14.7
       69  <17.0

  2440484   16.8:
      500   16.0
      501   16.5:
      504   16.1:
      511   16.1:

  The authors (H. Busch & K. Haeussler) states that the cycle length is
about 370 days (probably concluded from other outburst observations not
listed in their table).

  from IAUC No. 4900  (Rosino)

  mag ~ 14.9 on 1989 Oct. 30 & 31.

Regards,
Taichi Kato

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