Sunspot drawing of 1961-2-19

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https://doi.org/10.7891/e-manuscripta-92561



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1961-02-19
08:00
Hs 1304.5:1269
https://doi.org/10.7891/e-manuscripta-92561
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
41 1 3 J 6.4 128.7
44 10 11 D -12.0 105.1
2 11 14