Sunspot drawing of 1974-1-20

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https://doi.org/10.7891/e-manuscripta-97940



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1974-01-20
08:30
Hs 1304.5:5282
https://doi.org/10.7891/e-manuscripta-97940
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
5 2 A -15.4 217.2
6 4 J -17.9 192.3
8 12 B -14.0 173.8
10 10 B 5.0 195.3
11 2 A 13.3 178.2
5 30