Sunspot drawing of 1983-7-1

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https://doi.org/10.7891/e-manuscripta-140358



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1983-07-01
08:00
Hs 1304.6:735
https://doi.org/10.7891/e-manuscripta-140358
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
159 9 18 C 10 78
165 1 5 C -8 2
166 21 21 C -8 355
167 10 15 C -18 340
4 41 59