Sunspot drawing of 1960-2-23

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https://doi.org/10.7891/e-manuscripta-91633



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1960-02-23
09:30
Hs 1304.5:960
https://doi.org/10.7891/e-manuscripta-91633
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
107 5 J -21.2 240.4
108 23 D 6.8 227.7
109 8 C 25.6 274.9
110 4 J 12.3 203.8
111 6 D 2.4 227.4
5 46