Sunspot drawing of 1958-1-4

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https://doi.org/10.7891/e-manuscripta-87973



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1958-01-04
10:00
Hs 1304.5:309
https://doi.org/10.7891/e-manuscripta-87973
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
813 3 7 C -10.0 177.1
815 12 16 D -23.2 180.7
817 1 8 J 17.4 165.6
820 25 32 D 17.2 121.6
820A 1 6 J 20.8 124.5
823 3 8 D -17.8 117.0
826 6 13 C -12.9 155.9
1 14 20 C 3.7 88.9
2 11 15 C 30.8 85.7
3 67 91 F 11.3 76.1
5 10 23 D -18.1 73.5
6 24 28 D -22.1 109.0
8 3 4 B 20.1 89.6
9 2 7 D -17.9 37.0
10 3 5 D -28.4 37.4
15 185 283