Sunspot drawing of 1969-4-3

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https://doi.org/10.7891/e-manuscripta-95874



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1969-04-03
14:00
Hs 1304.5:3799
https://doi.org/10.7891/e-manuscripta-95874
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
114 13 B 23.4 305.9
120 86 D 7.6 276.4
123 11 B -10.0 332.3
127 21 D 18.3 258.0
131 11 C 20.6 246.3
132 9 H 8.3 194.6
6 151