Sunspot drawing of 1991-2-4

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https://doi.org/10.7891/e-manuscripta-145930



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1991-02-04
10:30
Hs 1304.6:3072
https://doi.org/10.7891/e-manuscripta-145930
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
36 11 25 D -13 183
39 69 66 E -13 142
42 2 4 J -14 126
43 2 4 J -16 121
46 3 7 J 20 119
50 7 7 C 22 106
51 11 11 C -10 65
52 5 7 J -22 53
54 3 2 A -25 139
55 1 3 J 14 29
10 114 136