Sunspot drawing of 1977-6-27

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https://doi.org/10.7891/e-manuscripta-98662



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1977-06-27
07:30
Hs 1304.5:6323
https://doi.org/10.7891/e-manuscripta-98662
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
58 1 A 18.9 209.7
59 32 D -21.3 205.7
60 42 D 13.7 145.2
62 3 B 31.9 231.4
4 78