Sunspot drawing of 1968-4-21

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https://doi.org/10.7891/e-manuscripta-95420



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1968-04-21
07:00
Hs 1304.5:3511
https://doi.org/10.7891/e-manuscripta-95420
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
159 1 4 J 24.1 249.7
164 1 4 J 31.4 221.5
168 3 5 A -12.2 182.1
171 2 2 A -7.0 170.7
176 7 6 B 18.3 199.5
179 1 1 A -29.9 150.9
180 2 4 B 14.2 147.6
181 3 3 B 10.6 140.1
8 20 29