Sunspot drawing of 1981-1-29

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https://doi.org/10.7891/e-manuscripta-139142



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1981-01-29
08:30
Hs 1304.6:27
https://doi.org/10.7891/e-manuscripta-139142
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
27 6 10 B 11 191
28 1 3 J -5 188
30 3 2 A -29 167
36 5 7 C -29 186
38 1 2 A -20 146
39 24 38 D -12 102
41 4 5 B 19 171
42 9 17 G 15 91
43 11 21 D -12 82
44 6 12 C -17 87
45 3 5 B -5 88
46 2 2 A 19 161
47 1 2 A -19 120
48 5 9 C 13 69
49 1 4 H 19 62
15 82 139