Sunspot drawing of 1977-12-25

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https://doi.org/10.7891/e-manuscripta-98726



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1977-12-25
09:00
Hs 1304.5:6479
https://doi.org/10.7891/e-manuscripta-98726
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
179 3 J 21.9 326.2
182 10 D -26.5 355.4
183 6 C 19.1 252.2
3 19