Sunspot drawing of 1961-11-21

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https://doi.org/10.7891/e-manuscripta-92761



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1961-11-21
08:30
Hs 1304.5:1518
https://doi.org/10.7891/e-manuscripta-92761
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
321 13 18 D 9.5 184.5
322 1 1 A 12.3 97.1
323 2 4 A 11.8 69.3
3 16 23