Sunspot drawing of 1968-12-4

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https://doi.org/10.7891/e-manuscripta-95592



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1968-12-04
09:30
Hs 1304.5:3709
https://doi.org/10.7891/e-manuscripta-95592
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
540 29 D -12.5 38.6
541 86 E 12.2 29.5
542 9 C -24.1 4.1
543 7 B -8.0 55.7
546 3 J 19.3 341.1
547 2 A 5.1 106.1
548 5 B -12.3 17.5
7 141