Sunspot drawing of 1981-10-28

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https://doi.org/10.7891/e-manuscripta-139345



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1981-10-28
08:00
Hs 1304.6:251
https://doi.org/10.7891/e-manuscripta-139345
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
548 6 14 D -5 208
552 5 11 C -26 186
554 8 15 C 15 164
556 7 18 C 13 121
557 2 4 J 7 105
558 2 2 A -10 107
559 3 6 C 17 79
560 2 3 A -22 79
8 35 73