Sunspot drawing of 1981-2-6

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https://doi.org/10.7891/e-manuscripta-139188



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1981-02-06
08:00
Hs 1304.6:35
https://doi.org/10.7891/e-manuscripta-139188
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
39 2 6 C -13 105
42 2 3 A 16 94
43 3 7 G -10 88
49 1 4 H 19 61
50 4 6 B -9 61
58 11 26 D -14 66
61 2 5 J 4 1
62 2 7 H 11 342
63 1 3 J -15 55
65 1 3 J 5 11
66 1 2 A 28 356
67 8 18 D 11 329
68 3 9 C 2 16
69 3 6 B 10 36
70 1 3 J 22 335
15 45 108