Sunspot drawing of 1972-3-11

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https://doi.org/10.7891/e-manuscripta-97190



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1972-03-11
13:30
Hs 1304.5:4697
https://doi.org/10.7891/e-manuscripta-97190
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
72 20 G -9.6 189.2
76 6 J -20.2 144.5
77 5 J 15.7 121.3
78 20 E 14.8 106.8
79 3 J -19.8 91.8
5 54