Sunspot drawing of 1961-12-4

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https://doi.org/10.7891/e-manuscripta-92709



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1961-12-04
08:30
Hs 1304.5:1526
https://doi.org/10.7891/e-manuscripta-92709
Observer : Araldo Pittini
Seeing (SIDC) : 1
Group Not Weighted Weighted Type Latitude Carrington Longit.
325 1 4 J 11.3 6.7
327 1 3 J 6.1 2.0
330 4 6 B 12.2 331.3
331 23 43 E 14.2 312.9
4 29 56