Sunspot drawing of 2012-9-30

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https://doi.org/10.7891/e-manuscripta-157237



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2012-09-30
09:45
Hs 1304.6:9700
https://doi.org/10.7891/e-manuscripta-157237
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
247 2 3 J 7.7 186.1
253 5 6 C 8.4 166.8
256 2 4 J -10.0 107.6
257 2 2 A 16.6 93.4
258 2 4 J -12.1 84.4
259 6 12 D 12.1 187.8
260 2 2 A 17.3 176.8
261 2 2 A -22.8 70.6
8 23 35