Sunspot drawing of 1977-8-1

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https://doi.org/10.7891/e-manuscripta-98785



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1977-08-01
07:30
Hs 1304.5:6356
https://doi.org/10.7891/e-manuscripta-98785
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
83 16 B 28.0 115.3
84 2 A 21.4 114.7
85 2 A -21.5 130.1
3 20