Sunspot drawing of 1981-2-5

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https://doi.org/10.7891/e-manuscripta-139050



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1981-02-05
09:15
Hs 1304.6:34
https://doi.org/10.7891/e-manuscripta-139050
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
39 4 10 G -13 105
42 2 4 C 14 91
43 8 11 C -10 84
48 3 2 B 13 71
49 2 4 H 19 61
50 9 11 B -9 59
57 1 1 A -16 100
58 7 6 B -15 65
61 8 14 C 4 359
62 4 10 D 12 340
63 3 5 B -15 53
64 1 1 A 19 39
65 1 2 A 5 10
66 2 3 B 27 354
67 6 16 12 327
15 61 100