Obs Jul 28-29

From: Leo Barhorst (leobarhorst@zonnet.nl)
Date: Sun Jul 29 2001 - 01:40:23 PDT

  • Next message: Harro Zimmer: "Delta 2 R/B decayed"

    After a hot day, with some clouds, it cleared in the evening for
    several hours till 00:30 UT when thick clouds moved in.
    
    00-  6 B 01-07-28 22:31:11   LB  307.3 0.5  12 25.60  AA, 4->i
    Nice flashing. Displayed some secondary flashes later in pass.
    Timings: 25.61 22.46 24.32 27.02 28.23 24.87 13.60 12.77 21.94
    13.06 15.69 22.39 17.83 11.29 26.21 sec.
    00-  6 B 01-07-29 00:12:12   LB  104.9 0.5   4 26.2   AA, 3->6
    Second pass was low in the northwest while emerging from clouds.
    Timings: 29.28 24.20 25.97 25.43 sec.
    00- 50 B 01-07-28 21:35      LB                       S, 4
    00- 75 E 01-07-28 21:53      LB                       S, 5.5
    66- 56 B 01-07-28 23:03:55   LB   35.1 0.5   2 17.6   AA, 5->i
    Saw several flashes, then lost in zenith.
    69-103 A 01-07-29 00:04:05   LB   44.4 0.5   6  7.4   AA, 5->7
    79- 30 B 01-07-28 21:32      LB                       almost S, 5
    79- 30 B 01-07-28 23:12:22.45LB                       1 max 3, then AA, 5->i
    81- 33 B 01-07-28 22:57      LB                       S, 4
    81- 84 B 01-07-28 22:24:12   LB  131.2 0.5   2 65.6   AA, 4->7
    82- 96 A 01-07-28 22:36      LB                       S, 6
    84-123 A 01-07-28 20:56:50   LB                       Irr, FF, 4->i
    Timings: 11.42 31.01 20.22 24.97 sec. Very Irr, no period possible
    87- 11 A 01-07-28 23:00:01   LB   76.9 0.2  10  7.69  FF, 5->i
    Timings: 7.46 7.82 7.29 8.04 7.86 7.76 7.19 8.33 7.00 8.13 sec.
    Seems more like a complex period: 15.28 15.33 15.62 15.52 15.13 sec
    with the max more unevenly spread further in the pass.
    87- 27 B 01-07-28 21:02      LB                       lp, var 4->6
    87- 52 A 01-07-28 23:57      LB                       S, 6
    87- 60 A 01-07-28 23:32:00   LB   71.9 0.2  10  7.19  AA, 4->6
    87- 98 B 01-07-28 23:41      LB                       S, 7
    92-  8 B 01-07-28 21:41:47   LB  130.9 0.5   2 65.4   AA, 4->7
    92- 36 B 01-07-28 23:38      LB                       S, 5
    94- 24 B 01-07-28 21:47:59   LB  119.9 0.2  10 11.99  FF, 3->i
    Timings: 11.12 11.80 23.87 23.79 25.01 24.34 sec. Nice flasher.
    94- 41 B 01-07-28 23:34      LB                       S, 5
    94- 77 B 01-07-28 23:28      LB                       S, 6
    94- 85 B 01-07-28 23:50:58   LB   75.9 1.0   1 76     MM, 5->i
    95- 32 B 01-07-28 23:19:43   LB  149.3 1.0   2 74.6   MM, 5->i
    96- 17 B 01-07-28 22:14:38   LB  148.2 0.5   6 24.7   AA, 5->7
    Period uncertain. First timed flash not on time?
    Timings: 32.08 92.05 24.09 sec.
    96- 52 C 01-07-29 00:32:06   LB  167.5 0.5  25  6.70  AA, 5->i, hp?
    Missed 1 flash, towards the end of the pass, flashes in between.
    Timings: 12.66 14.00 12.86 13.62 13.77 13.00 13.62 26.94 13.74
    5.98 6.95 6.48 6.41 7.47 sec.
    98- 43 G 01-07-28 20:53      LB                       S, 5
    98- 72 B 01-07-28 23:45:20   LB   64.2 0.2  18  3.57  AA, 4->6
    Timings: 15.53(4) 20.32(10) 28.34(18) sec(flash#)
    98- 72 C 01-07-29 00:24      LB                       var, 5->7
    99- 20 A 01-07-28 21:27      LB                       almost S, 6
    99- 68 A 01-07-28 22:04      LB                       var 4->6
    
    Greetings and clear, dark skies
    Leo Barhorst Medemblik                            573 obs in 2001
    52.76350 N  5.09114 E  2 m ASL        11588 obs in PPAS
    
    
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    This archive was generated by hypermail 2b29 : Sun Jul 29 2001 - 01:49:32 PDT