Sunspot drawing of 2013-2-19

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https://doi.org/10.7891/e-manuscripta-157718



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2013-02-19
09:15
Hs 1304.6:9807
https://doi.org/10.7891/e-manuscripta-157718
Observer : Marco Cagnotti
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
35 3 7 C 15.6 73.5
39 10 14 C -10.2 10.4
40 4 6 C 12.1 36.9
41 1 3 J -18.5 349.6
43 11 18 D 9.9 68.6
44 1 2 A -13.8 344.0
6 30 50