Sunspot drawing of 1976-4-11

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https://doi.org/10.7891/e-manuscripta-98519



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1976-04-11
07:30
Hs 1304.5:5959
https://doi.org/10.7891/e-manuscripta-98519
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
15 7 H 3.1 208.7
16 2 B -14.0 217.0
2 9