Sunspot drawing of 1973-10-22

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https://doi.org/10.7891/e-manuscripta-97535



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1973-10-22
08:00
Hs 1304.5:5208
https://doi.org/10.7891/e-manuscripta-97535
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
208 2 A 17.5 258.2
209 3 J 20.2 192.3
210 15 D -13.0 202.2
3 20