Sunspot drawing of 1981-2-3

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https://doi.org/10.7891/e-manuscripta-139033



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1981-02-03
08:15
Hs 1304.6:32
https://doi.org/10.7891/e-manuscripta-139033
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
39 7 13 G -13 104
42 15 16 C 14 90
43 22 33 E -11 83
44 16 8 B -16 85
48 5 5 B 14 73
49 4 7 H 19 61
50 6 5 B -9 58
51 4 6 B 15 54
55 2 2 A -14 132
56 1 1 A -11 129
57 1 3 J -16 100
58 4 3 B -15 64
59 2 2 B -13 43
60 1 2 A 16 8
61 2 5 J 4 75
15 92 111