Sunspot drawing of 1970-12-3

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https://doi.org/10.7891/e-manuscripta-96414



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1970-12-03
09:00
Hs 1304.5:4318
https://doi.org/10.7891/e-manuscripta-96414
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
500 10 C 15.0 155.5
503 5 C 21.0 140.9
504 6 B 5.3 135.1
505 13 C -10.4 120.4
506 10 B -17.9 130.2
508 5 J -11.4 102.2
509 3 B 6.5 143.6
510 2 A 3.1 78.7
8 54