Sunspot drawing of 1961-3-22

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https://doi.org/10.7891/e-manuscripta-92592



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1961-03-22
08:00
Hs 1304.5:1298
https://doi.org/10.7891/e-manuscripta-92592
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
66 3 J 3.6 153.3
76 6 C 7.3 63.4
77 13 D 7.8 123.4
79 8 D 7.3 48.0
80 1 A -1.6 156.2
81 3 A -17.8 110.8
6 34