Sunspot drawing of 1969-12-19

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https://doi.org/10.7891/e-manuscripta-95815



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1969-12-19
09:30
Hs 1304.5:4034
https://doi.org/10.7891/e-manuscripta-95815
Observer : Araldo Pittini
Seeing (SIDC) : 1
Group Not Weighted Weighted Type Latitude Carrington Longit.
506 11 D -12.4 89.8
507 3 J 6.1 90.1
511 3 J 11.2 79.7
513 11 E 11.8 64.4
514 3 A 0.7 84.1
516 4 B -11.3 63.5
517 6 D 10.2 9.4
7 41