Sunspot drawing of 1971-9-29

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https://doi.org/10.7891/e-manuscripta-96661



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1971-09-29
08:30
Hs 1304.5:4585
https://doi.org/10.7891/e-manuscripta-96661
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
278 10 B -14.5 190.2
280 7 C -5.7 131.0
281 11 C -5.1 120.6
282 14 D 11.1 77.5
4 42