Sunspot drawing of 1991-1-25

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https://doi.org/10.7891/e-manuscripta-145933



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1991-01-25
08:30
Hs 1304.6:3063
https://doi.org/10.7891/e-manuscripta-145933
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
20 12 10 C 22 275
25 4 3 B 26 223
26 1 1 A 9 218
28 60 49 E -18 204
29 38 33 D -10 195
33 4 5 B -19 244
34 3 5 B -8 207
35 2 4 C -7 300
36 7 7 B -12 180
37 4 2 A -9 171
38 1 3 J -16 153
39 2 6 H -11 146
12 138 128