Sunspot drawing of 2011-4-25

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https://doi.org/10.7891/e-manuscripta-156720



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2011-04-25
10:00
Hs 1304.6:9284
https://doi.org/10.7891/e-manuscripta-156720
Observer : Andrea Manna
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
58 4 5 D 17.8 266.0
61 16 18 D -17.0 191.0
64 2 3 B -26.6 171.0
3 22 26