Sunspot drawing of 1977-11-22

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https://doi.org/10.7891/e-manuscripta-98760



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1977-11-22
08:00
Hs 1304.5:6452
https://doi.org/10.7891/e-manuscripta-98760
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
154 16 C 23.7 60.8
159 4 B 14.8 22.7
160 3 B -25.8 66.8
3 23