Obs 12 april 1999

Barhorst L.J.C. (L.J.C.Barhorst@arcadis.nl)
Wed, 14 Apr 1999 13:16:17 +0200

After several rainy days and nights it cleared monday evening. 

69-  9 A 99-04-12 20:57:40   LB   66.6 0.2  10  6.66  FF, mag -1->inv
Timings and (flashnumber): (1)6.61 (2)6.79 (3)6.96 (4)6.57 (10)39.68

81- 59 A 99-04-12 20:47:29   LB   49.0 0.2  10  4.90  'Fff-'F, mag 3(5)->inv
Timings: (1)4.78 (2)4.72 (4)9.72 (10)29.77

81- 84 B 99-04-12 19:57:27   LB  175.1 0.5   4 43.8   AA, mag 4->inv
85- 94 G 99-04-12 21:17:38   LB   97.3 0.5   4 24.3   AA, mag 6->inv
87- 18 A 99-04-12 19:22:22   LB  158.4 0.2  10 15.84  AA, mag 3->inv,sm, mag
5
10 flashes timed: (1)15.64 (2)16.22 (4)31.32 (6)31.35 (8)32.51 (10)31.36

88- 01 A 99-04-12 20:37      LB                       almost S, mag 6
89- 59 B 99-04-12 21:02:09   LB   36.7 0.5   4  9.2   AA, mag 5->inv
90- 78 B 99-04-12 21:06:44   LB  130.5 0.5   4 32.6   AA, mag 4->inv
91- 13 B 99-04-12 21:35:29   LB  103.4 0.2  16  6.46  AA, mag 5->inv
92-  8 B 99-04-12 21:27:43   LB  126.7 0.5   4 31.7   AA, mag 5->inv
92- 30 J 99-04-12 20:53:17   LB   90.3 0.5   2 45.2   AA, mag 5->inv
At first Irr, timings on three flashes at end of pass

92- 76 B 99-04-12 19:36:26   LB  241.1 1.0   4 60.3   MM, mag 2->7
93- 61 A 99-04-12 20:28:37   LB  170.9 0.2  11 15.54  FF, mag 2->inv, ssm,
N?
Timings on the brightest flashes: 15.18 14.83 14.94 14.96 15.20 11.54 4.08
11.08 3.84 11.21 4.00 10.91 4.16 3.48 3.99 3.56 7.98 3.39 12.59

94- 24 B 99-04-12 21:31:25   LB  126.7 0.2  20  6.33  AA, mag 4->inv
94- 85 B 99-04-12 21:12:22   LB   84.7 0.5   4 21.2   AA, mag 6->inv
95-  2 D 99-04-12 20:02      LB                       almost S, mag 4
96- 72 A 99-04-12 19:49:07   LB  100.0 0.2  10 10.00  FF, mag -1->4(6), N?
Estimated number of flashes, timings: 9.74 12.77 16.28 34.42 8.35 7.64 10.78
when the bright mag -1 flashes occured

98- 43 G 99-04-12 20:21:25   LB  137.5 0.5   4 34.4   AA, mag 4->7
98- 76 B 99-04-12 20:07:45   LB  162.0 0.2  40  4.05  FF, mag 3->inv
Timings every 10 flashes: 40.40 40.53 40.63 40.47

Greetings and clear, dark skies
Leo Barhorst, Medemblik, The Netherlands
52.77 N  5.09 E  2 m ASL