Sunspot drawing of 1974-3-2

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https://doi.org/10.7891/e-manuscripta-97962



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1974-03-02
07:30
Hs 1304.5:5305
https://doi.org/10.7891/e-manuscripta-97962
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
22 2 A 7.5 2.4
23 5 B 3.8 332.3
24 1 A -1.9 323.1
3 8