Sunspot drawing of 2013-12-13

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https://doi.org/10.7891/e-manuscripta-157884



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2013-12-13
08:30
Hs 1304.6:10014
https://doi.org/10.7891/e-manuscripta-157884
Observer : Marco Cagnotti
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
355 1 3 J -21.4 144.7
360 3 7 C -16.0 76.1
361 15 15 B 16.5 75.1
363 2 5 C 12.0 47.5
366 10 14 C -10.3 54.4
367 1 1 A -12.7 152.1
368 5 8 C 9.5 124.8
370 4 9 H 6.8 43.2
371 8 8 B -12.5 75.7
372 2 2 A 8.1 54.1
373 4 5 B -7.2 10.6
11 55 77