Sunspot drawing of 1983-11-1

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https://doi.org/10.7891/e-manuscripta-140466



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1983-11-01
09:30
Hs 1304.6:850
https://doi.org/10.7891/e-manuscripta-140466
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
289 4 4 J -20 218
291 1 2 A 6 145
2 5 6