Sunspot drawing of 1973-3-27

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https://doi.org/10.7891/e-manuscripta-97323



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1973-03-27
07:30
Hs 1304.5:5022
https://doi.org/10.7891/e-manuscripta-97323
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
74 5 J 15.4 225.5
76 7 B 4.5 146.5
77 4 H 6.4 147.1
79 7 D -4.8 76.8
4 23