Sunspot drawing of 1968-12-19

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https://doi.org/10.7891/e-manuscripta-95633



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1968-12-19
13:15
Hs 1304.5:3717
https://doi.org/10.7891/e-manuscripta-95633
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
555 4 J -33.1 291.9
556 18 B -22.3 229.9
560 1 A 20.7 235.6
561 11 B 30.2 218.9
562 31 D -19.3 209.4
563 3 J -5.2 147.3
564 17 D -11.5 222.3
565 1 A -4.7 190.1
8 86