update 98-45B

Jan Vansteelandt (Jan.Vansteelandt@agr.kuleuven.ac.be)
Mon, 10 Aug 98 10:53:58 +0200

Update about : Cosmos 1360 r (Zenit-2) = 25407 = 98-45 B.
 
Saturday night, I also measured the flash period of this object. 
My observation confirms that the period is increasing (as expected).

More observations are required to determine the characteristic time...


 Overview
   date        period
July 29.96   4.543 +-0.04 sec (3,4,5 and 20 periods,  Pierre Neirinck)
July 30.16   3.78  +-0.1  sec (Walter Nissen)
July 30.17   3.5              (Eric Vondra)
July 31.87   2.791 +-0.01     (4,6,10,44 Pierre Neirinck)
July 31.94   2.771 +-0.01     (4,6,8,10,56 Pierre  Neirinck)
Aug 1.8       2.75             (Bjorn Gimle)
Aug 1.9       2.79             (Russell Eberst) 
Aug 2.92     2.755 +-0.015    (Pierre Neirinck)
Aug 3.9       2.782            (Alan Pickup)
Aug 4.90     2.801 +-0.003    (Kurt Jonckheere)
Aug 8.9       2.88   +- 0.02s   (Jan Vansteelandt)

cheers,

Jan Vansteelandt