Sunspot drawing of 1991-1-2

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https://doi.org/10.7891/e-manuscripta-145732



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1991-01-02
14:30
Hs 1304.6:3048
https://doi.org/10.7891/e-manuscripta-145732
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
695 1 4 J -19 243
699 1 5 J -11 186
702 1 4 J 8 152
704 1 3 J 3 229
707 4 9 C -24 179
708 8 24 D -10 167
1 2 7 G -18 101
7 18 56