Sunspot drawing of 1975-7-10

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https://doi.org/10.7891/e-manuscripta-98234



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1975-07-10
07:30
Hs 1304.5:5728
https://doi.org/10.7891/e-manuscripta-98234
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
56 14 B 6.0 299.7
58 1 A 10.6 235.9
59 3 J -10.1 215.1
3 18