Sunspot drawing of 1983-4-27

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https://doi.org/10.7891/e-manuscripta-140272



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1983-04-27
08:30
Hs 1304.6:685
https://doi.org/10.7891/e-manuscripta-140272
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
101 1 3 J 11 225
103 16 20 C -12 173
105 18 22 C -12 135
106 27 34 C -16 125
109 25 26 C -4 106
110 6 10 C 19 132
111 6 6 B 14 133
112 11 8 B -16 115
8 110 129