Sunspot drawing of 1973-7-2

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https://doi.org/10.7891/e-manuscripta-97541



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1973-07-02
06:15
Hs 1304.5:5108
https://doi.org/10.7891/e-manuscripta-97541
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
147 7 B -6.8 276.5
148 13 C 11.8 271.0
2 20