Sunspot drawing of 2015-9-30

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https://doi.org/10.7891/e-manuscripta-158960



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2015-09-30
07:15
Hs 1304.6:10472
https://doi.org/10.7891/e-manuscripta-158960
Observer : Marco Cagnotti
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
240 2 4 C 8.4 108.9
242 6 6 A 13.5 95.0
246 37 56 F -20.4 101.1
251 15 18 C 17.2 38.0
4 60 84