Sunspot drawing of 2015-4-23

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https://doi.org/10.7891/e-manuscripta-158868



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2015-04-23
09:45
Hs 1304.6:10346
https://doi.org/10.7891/e-manuscripta-158868
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
85 1 2 A 7.9 84.2
89 6 8 C 18.9 60.3
90 5 9 H 4.1 51.9
95 2 4 J -8.4 10.7
97 7 11 C -10.2 20.8
100 1 1 A 9.4 324.2
101 1 3 J 20.5 309.9
103 1 1 A -13.8 42.2
104 2 5 C 19.7 80.1
105 2 2 A 10.6 26.3
10 28 46