Sunspot drawing of 1990-11-18

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https://doi.org/10.7891/e-manuscripta-145147



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1990-11-18
08:45
Hs 1304.6:3013
https://doi.org/10.7891/e-manuscripta-145147
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
627 1 3 J -30 124
634 3 7 C -21 101
638 69 93 F 18 27
640 1 3 J -18 345
641 2 2 B 11 54
5 76 108