Sunspot drawing of 1991-1-1

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https://doi.org/10.7891/e-manuscripta-145755



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1991-01-01
11:00
Hs 1304.6:3047
https://doi.org/10.7891/e-manuscripta-145755
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
694 2 6 C -22 258
695 3 8 J -19 242
696 2 4 A -12 252
698 2 7 G -10 256
699 4 8 J -11 187
701 2 3 A -7 203
702 5 10 C 8 150
703 1 3 J -28 237
704 2 5 B 1 229
705 1 2 A 15 209
706 1 2 A -24 190
707 12 13 B -24 179
708 13 20 D -10 166
13 50 91