Sunspot drawing of 2011-4-8

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https://doi.org/10.7891/e-manuscripta-156719



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2011-04-08
08:00
Hs 1304.6:9268
https://doi.org/10.7891/e-manuscripta-156719
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
47 2 5 C 14.9 112.1
49 5 6 C 21.6 33.4
50 5 8 D 17.1 26.3
51 9 7 B 21.5 11.5
52 5 7 C -19.3 353.0
53 3 3 B -25.4 49.9
6 29 36