Sunspot drawing of 1974-5-12

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https://doi.org/10.7891/e-manuscripta-97708



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1974-05-12
06:00
Hs 1304.5:5365
https://doi.org/10.7891/e-manuscripta-97708
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
55 3 J -8.1 208.1
56 16 C -13.4 191.2
63 7 J -12.7 171.9
68 3 A -15.8 131.3
69 2 A -10.7 123.1
70 3 A 3.7 114.8
6 34