Sunspot drawing of 1975-1-1

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https://doi.org/10.7891/e-manuscripta-98118



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1975-01-01
10:00
Hs 1304.5:5575
https://doi.org/10.7891/e-manuscripta-98118
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
211 9 D -9.0 243.1
1 5 B 7.5 337.6
2 2 A -19.1 337.2
3 16