Sunspot drawing of 1983-3-11

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https://doi.org/10.7891/e-manuscripta-140353



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1983-03-11
08:45
Hs 1304.6:653
https://doi.org/10.7891/e-manuscripta-140353
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
52 1 3 J -16 128
56 7 13 C -20 117
60A 9 15 D -2 91
62 5 4 B 5 91
4 22 35