MBCAA Observatory
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TY PsA light curve during Sept 2004 activityThe telescope used for the observations is a SCT 203mm f/6.3 with a clear filter and a SBIG ST7E (KAF401E CCD) camera. The exposures are all one minute long. The COMP star is GSC 6967-00037 with an assumed unfiltered magnitude of 13.6. The check star is GSC 6967-00030 with of magnitude of about 14.5. The observations were with the stars very low over the horizon (air mass > 4). They were discontinued because of bad weather.
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