Sunspot drawing of 1990-11-19

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https://doi.org/10.7891/e-manuscripta-145208



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1990-11-19
08:30
Hs 1304.6:3014
https://doi.org/10.7891/e-manuscripta-145208
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
634 3 6 C -21 104
638 77 108 F 18 25
639A 3 4 A 17 69
640 2 5 J -18 347
642 1 2 A 24 104
643 8 10 B -17 44
644 2 4 B 23 39
7 96 139