Sunspot drawing of 1990-1-10

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https://doi.org/10.7891/e-manuscripta-145146



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1990-01-10
08:30
Hs 1304.6:2737
https://doi.org/10.7891/e-manuscripta-145146
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
705 8 12 C 15 288
706 2 4 J -37 262
2 5 4 A -37 251
6 19 20 D -23 232
10 14 16 C -13 211
10A 8 7 J -14 202
11 2 6 J -23 193
13 11 10 C -10 172
14 2 3 J 13 147
15 14 13 D 26 225
16 1 1 A 30 224
17 9 10 B -13 232
18 2 3 B -35 136
13 97 109