Sunspot drawing of 1969-4-30

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https://doi.org/10.7891/e-manuscripta-95703



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1969-04-30
08:00
Hs 1304.5:3823
https://doi.org/10.7891/e-manuscripta-95703
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
159 9 B 11.6 296.6
161 28 J 7.3 276.3
164 5 B 8.0 340.4
166 7 C 18.4 227.1
167 5 J 8.5 197.4
5 54