Sunspot drawing of 1968-12-21

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https://doi.org/10.7891/e-manuscripta-95540



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1968-12-21
09:00
Hs 1304.5:3719
https://doi.org/10.7891/e-manuscripta-95540
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
556 8 B -22.5 231.4
561 2 B 29.4 218.1
562 33 D -19.2 209.2
563 4 J -5.8 147.8
564 12 B -11.5 222.2
566 2 B -8.9 263.3
567 4 B 13.7 134.5
568 2 A -23.1 112.6
569 8 J 17.5 105.0
9 75