Sunspot drawing of 1981-1-3

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https://doi.org/10.7891/e-manuscripta-139184



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1981-01-03
08:45
Hs 1304.6:3
https://doi.org/10.7891/e-manuscripta-139184
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
717 1 3 J -23 203
719 1 3 J -29 179
721 5 10 C -7 181
730 4 13 D 14 194
737 1 2 A -8 150
740 2 7 D 9 182
741 3 7 J 11 122
743 5 13 D 22 158
744 6 14 C 11 112
2 7 17 D 8 141
3 2 6 G -14 71
4 1 3 J -16 45
12 38 98