Sunspot drawing of 2016-9-19

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https://doi.org/10.7891/e-manuscripta-159235



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2016-09-19
09:00
Hs 1304.6:10758
https://doi.org/10.7891/e-manuscripta-159235
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
176 2 3 B 13.3 27.5
177 1 1 A 9.8 100.6
178 6 7 C 6.7 43.6
179 1 2 A 11.6 42.5
180 1 1 A 6.3 25.7
5 11 14