Sunspot drawing of 1969-4-29

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https://doi.org/10.7891/e-manuscripta-95967



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1969-04-29
08:45
Hs 1304.5:3822
https://doi.org/10.7891/e-manuscripta-95967
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
159 8 B 10.4 298.8
161 30 J 7.5 276.1
164 15 B 8.7 337.7
166 7 C 19.3 225.0
4 60