Sunspot drawing of 1960-12-28

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https://doi.org/10.7891/e-manuscripta-91815



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1960-12-28
09:00
Hs 1304.5:1221
https://doi.org/10.7891/e-manuscripta-91815
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
625 42 F 15.6 90.8
638 10 D 13.7 155.9
640 4 J -9.5 112.2
642 8 C -8.0 161.5
647 3 A 18.4 151.3
648 4 B -7.4 86.2
6 71