Sunspot drawing of 1961-1-7

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https://doi.org/10.7891/e-manuscripta-92562



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1961-01-07
08:30
Hs 1304.5:1229
https://doi.org/10.7891/e-manuscripta-92562
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
645 4 J 19.0 87.1
2 38 E 20.5 19.1
4 5 C 8.3 40.5
5 1 A 13.1 332.5
6 4 C -11.9 308.0
5 52