Sunspot drawing of 1975-7-7

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https://doi.org/10.7891/e-manuscripta-98270



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1975-07-07
07:30
Hs 1304.5:5725
https://doi.org/10.7891/e-manuscripta-98270
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
56 11 B 5.3 298.8
57 4 B -7.8 318.5
2 15