Sunspot drawing of 1963-10-20

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https://doi.org/10.7891/e-manuscripta-93687



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1963-10-20
07:00
Hs 1304.5:2121
https://doi.org/10.7891/e-manuscripta-93687
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
133 1 A 12.5 313.2
135 7 B 3.4 352.3
136 14 E 12.0 198.9
3 22