Sunspot drawing of 1969-1-31

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https://doi.org/10.7891/e-manuscripta-95744



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1969-01-31
08:45
Hs 1304.5:3754
https://doi.org/10.7891/e-manuscripta-95744
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
25 4 J 10.5 79.6
34 6 H 34.6 345.7
35 11 J 35.1 334.6
37 23 C 13.4 61.8
38 4 J -15.6 6.6
39 3 J 24.3 294.2
40 4 B 20.4 46.3
41 1 A 13.4 42.8
42 2 A -28.0 357.5
43 3 J -6.5 281.5
10 61