Sunspot drawing of 1974-5-2

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https://doi.org/10.7891/e-manuscripta-97835



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1974-05-02
08:30
Hs 1304.5:5358
https://doi.org/10.7891/e-manuscripta-97835
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
54 6 J -3.7 225.0
55 28 C -8.1 201.3
56 24 E -13.1 190.8
57 15 C 6.2 298.7
58 3 B 6.8 230.4
5 76