Sunspot drawing of 1977-10-22

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https://doi.org/10.7891/e-manuscripta-98607



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1977-10-22
12:45
Hs 1304.5:6426
https://doi.org/10.7891/e-manuscripta-98607
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
135 13 D 21.5 146.7
137 22 D -23.4 84.7
139 3 A -25.0 40.9
3 38