Sunspot drawing of 1958-1-31

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https://doi.org/10.7891/e-manuscripta-87966



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1958-01-31
09:00
Hs 1304.5:329
https://doi.org/10.7891/e-manuscripta-87966
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
41 6 10 D -19.3 184.6
42 1 4 J -8.7 181.5
46 1 3 J 17.2 160.1
47 25 30 E -10.4 158.5
48 13 25 G 20.5 131.8
49 11 22 D 17.0 111.8
50 8 11 C -27.2 95.1
54 5 8 D 23.5 150.5
56 19 27 D -5.3 109.2
57 4 2 A -12.5 87.2
58 2 5 J 25.5 47.1
11 95 147