Sunspot drawing of 1977-11-19

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https://doi.org/10.7891/e-manuscripta-98685



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1977-11-19
08:00
Hs 1304.5:6450
https://doi.org/10.7891/e-manuscripta-98685
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
149 4 C 37.9 76.1
151 3 B -23.9 142.2
152 2 A -17.0 51.4
154 28 D 22.9 62.0
156 2 A -20.8 43.8
157 2 A 19.6 40.3
6 41