Sunspot drawing of 1966-11-21

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https://doi.org/10.7891/e-manuscripta-94773



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1966-11-21
08:00
Hs 1304.5:3072
https://doi.org/10.7891/e-manuscripta-94773
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
221 5 C 18.4 168.0
223 7 J 28.5 119.3
224 3 J 33.9 107.0
226 34 D 21.8 148.7
227 6 B -17.1 174.7
228 2 A 19.7 160.0
6 57