Sunspot drawing of 2011-12-19

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https://doi.org/10.7891/e-manuscripta-156943



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2011-12-19
09:30
Hs 1304.6:9480
https://doi.org/10.7891/e-manuscripta-156943
Observer : Marco Cagnotti
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
307 1 2 A 7.8 358.9
308 1 3 J -18.9 352.6
309 2 3 A 19.2 306.2
311 3 4 B 11.6 299.1
312 3 4 B -29.7 322.6
313 3 4 A -21.1 231.7
314 7 11 C -18.2 266.0
315 7 15 D -18.3 258.7
316 1 2 A 2.5 207.8
9 28 48