Sunspot drawing of 1963-4-19

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https://doi.org/10.7891/e-manuscripta-93628



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1963-04-19
07:00
Hs 1304.5:1957
https://doi.org/10.7891/e-manuscripta-93628
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
50 3 A -18.0 251.7
52 29 D -12.4 246.6
54 2 B 12.7 209.3
3 34