At 15:39 24/04/01 +0100, you wrote: >>Yesterday evening I've seen (without any doubt...) the SL-16: same time, >>same location, same schedule as per H-A prediction but with a continuous >>light instead of flashing. >or we happened to be close to the spin axis. >I that case, even a spinning satellite wouldn't >show light fluctuations under certain conditions. Take a look at this picture: http://www.satimage.bwgs.yucom.be/images/94074b.JPG A satellite can transform from a steady to a flashing object during one pass. However, these are the latest PPAS entries for 99-39B/25861 99- 39 B 01-03-13 20:04:20 PDV 77.3 2 2 38.7 99- 39 B 01-03-19 21:02:15 PDV 85.7 2 2 42.8 99- 39 B 01-04-11 21:12 RE 30 2.8->5.7 99- 39 B 01-04-12 20:03:23 LB 218.1 0.5 2 109.1 AA, 2->7, note 6 It has become an object with a long tumbling period which is greater than 30s at this moment. You can always check flashing and steady satellites at the BWGS pages at: http://www.satimage.bwgs.yucom.be/bwgs/bwgs.htm or http://gallery.uunet.be/tcools/satimage/bwgs/bwgs.htm Greetings, Tristan Cools t.cools@yucom.be Belgian Working Group Satellites(BWGS) Ryckevelde: 3.2856E/51.2045N - OBS place 2 Brugge: 3.2166E/51.2104N - OBS place 3(home) Primary site http://gallery.uunet.be/tcools/satimage/index.htm Mirror site http://www.satimage.bwgs.yucom.be/index.htm ----------------------------------------------------------------- Unsubscribe from SeeSat-L by sending a message with 'unsubscribe' in the SUBJECT to SeeSat-L-request@lists.satellite.eu.org http://www2.satellite.eu.org/seesat/seesatindex.html
This archive was generated by hypermail 2b29 : Tue Apr 24 2001 - 21:31:20 PDT