Sunspot drawing of 1991-2-9

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https://doi.org/10.7891/e-manuscripta-145867



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1991-02-09
08:45
Hs 1304.6:3077
https://doi.org/10.7891/e-manuscripta-145867
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
43 1 3 J -16 123
51 2 7 G -10 65
52 1 3 J -22 51
55 3 6 C 14 28
56 37 50 D 14 11
58 1 3 J -15 340
60 4 8 C -7 34
61 1 3 J -12 331
62 4 8 C -3 318
63 1 3 J -6 313
10 55 94