After several days with stormy winds and a lot of rain, it cleared in the afternoon. Later that evening it cleared completely and I could observe till the morninglight. Observed 5 Zenith-2 stages (01-56 F, 04-21 B, 88-39 B, 95-58 B and 98-45 B) and 3 Centaur stages (80-98 B, 81-50 B and 93-56 B). The URL explaning the numbers : http://www.satobs.org/tumble/flashpm.html#PPASformat 01- 56 F 04-06-25 22:10:21 LB 330.2 0.5 9 36.7 AA, 3->7 Timings: 36.39 35.19 [21.93 19.07] 36.37 36.61 36.96 36.71 34.92 36.43 sec. Timed 1 sec max. 01- 56 F 04-06-25 23:49:09 LB 183.7 0.5 5 36.7 AA, 4->7 Timings: 38.36 35.72 36.78 37.20 35.62 sec. 02- 5 D 04-06-25 23:14 LB almost S, 6 02- 54 C 04-06-25 21:50:24 LB 283.6 0.2 13 21.81 FfF,3(4)->i, FF, 2->i Timings: [4.95 5.92 5.66 4.33] [6.98 5.44 9.00] [10.00 12.19] [11.23 9.54] [10.93 11.43] [11.52 10.48] [11.60 10.15] [10.98 11.71] 23.63 21.44 21.45 21.50 21.53 sec. At first secondary flashes were visible. Towards the south the main max became bright and the sat was followed with the unaided eye. Last timings suggest a period around 21.5 sec. 03- 9 C 04-06-25 21:27:34.08LB 1 fl, 1, almost S, 3 Flared to mag 1 at the given time; rest of pass almost S 04- 12 C 04-06-25 22:18:38 LB 174.4 0.5 34 5.13 FF, 2->6 Timings: 3.72 5.64 4.66 4.81 4.57 6.64 4.93 5.24 4.71 5.19 4.93 5.73 4.74 5.57 4.50 5.59 4.66 5.81 5.30 5.60 4.56 5.80 3.86 5.91 4.94 5.22 5.30 9.52 5.87 5.20 5.32 10.39 sec. Missed two flashes. Timings suggest a combined period around 10.2 sec. 04- 21 B 04-06-26 01:43:46 LB 103.5 0.2 140 0.739 FF, 3->4, dtm Timings every 10th flash: 6.61 7.01 7.07 7.34 44.61 7.28 7.25 7.77 8.52 sec. In between to sets ot timings sat was almost S. Dtm on this low easterly pass. 80- 98 B 04-06-25 23:24:01 LB 135.8 0.2 8 16.98 FF, 6->i Timings: 33.93 17.18 16.68 17.01 17.89 16.09 16.98 sec. 81- 33 B 04-06-26 00:41 LB S, 4 81- 50 B 04-06-25 23:56:55 LB 272.9 0.2 36 7.58 FF, 5->7 Timings: 14.85 22.63 23.51 7.18 7.07 7.86 7.58 60.69 7.26 15.29 7.57 15.47 14.93 15.41 30.28 7.26 8.02 sec. Several max not seen or very faint and not timed. One lomger period no max seen. 81- 84 B 04-06-25 23:18 LB S, 6 83- 1 B 04-06-25 22:48 LB S, 6 85- 97 B 04-06-25 23:03 LB S, 3 88- 39 B 04-06-25 22:35 LB S, 4 93- 56 B 04-06-25 22:40:01 LB 119.7 0.2 7 17.11 FF, 5->7 Timings: [6.71 10.73] [7.02 10.25] [6.64 10.25] [6.98 10.44] [7.65 9.57] 16.95 [7.90 9.25] sec. Combined period. 93- 70 B 04-06-25 21:57 LB S, 5 95- 58 B 04-06-26 00:51 LB S, 4 96- 4 B 04-06-25 22:24 LB S, 5.5 98- 45 B 04-06-26 01:13 LB S, 3 99- 22 C 04-06-25 22:58 LB S, 3 99- 22 C 04-06-26 00:38 LB S, 3 2004: 289 obs PPAS: 13345 obs Greetings and clear, dark skies Leo Barhorst, Medemblik NL Cospar 4252 52.76350 N 5.09114 E 2 m ASL http://www.home.zonnet.nl/leobarhorst/index.html ------------------------------------------------------------------------- Subscribe/Unsubscribe info, Frequently Asked Questions, SeeSat-L archive: http://www.satobs.org/seesat/seesatindex.html
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