Sunspot drawing of 1971-11-16

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https://doi.org/10.7891/e-manuscripta-96962



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1971-11-16
08:00
Hs 1304.5:4628
https://doi.org/10.7891/e-manuscripta-96962
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
320 9 H -12.8 191.9
322 1 A 18.2 175.3
2 10