"Pi of the Sky" observation of
CN Leo flare at 2005.04.02 1:13:40 UT
Submitted to IBVS No. 5699.

"Pi of the Sky" automatic trigger has detected a bright flare of CN Leo (RA = 10h56m29s, Dec = +7o01').
The magnitude of the star has risen by Δm=4.5 from m=13.5 (ASAS data) to mmax=9.0.
Images below are 100x100 pixels, 1 arcmin/pixel, North up. 10s long exposures, with 2s readout time.

a


The last point of the light curve is from a sum of 5 images. The limiting magnitude is 12m.

Exposure [UT][HJD] 
beginingendmiddlemag
  1:13:40  >12.0
1:13:421:13:533462.556269.1
1:13:561:14:063462.556419.0
1:14:091:14:193462.556569.3
1:14:221:14:333462.556729.7
1:14:501:15:003462.5570310.1
1:15:031:15:133462.5571810.3
1:15:161:15:273462.5573510.5
1:15:301:15:403462.5575010.6
1:15:431:15:533462.5576510.6
1:15:561:16:063462.5578010.9
1:16:091:16:203462.5579511.0
1:16:231:16:333462.5581110.7
1:16:361:16:463462.5582610.7
1:16:501:17:003462.5584211.6
1:17:031:17:133462.5585711.6
1:17:351:18:383462.5592411.9
1:18:40    >12.0