Sunspot drawing of 1969-2-11

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https://doi.org/10.7891/e-manuscripta-95970



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1969-02-11
10:00
Hs 1304.5:3764
https://doi.org/10.7891/e-manuscripta-95970
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
39 3 J 24.7 288.7
43 3 J -6.7 282.6
45 12 C 0.5 298.4
46 17 C 12.7 270.1
49 4 B 15.8 245.0
50 7 B 12.1 258.8
56 10 D -17.2 293.7
58 2 A 8.2 189.1
8 58