Sunspot drawing of 1990-2-10

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https://doi.org/10.7891/e-manuscripta-145363



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1990-02-10
08:30
Hs 1304.6:2762
https://doi.org/10.7891/e-manuscripta-145363
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
78 1 1 A -20 243
80 4 6 C -28 146
81 3 4 B 26 127
82 1 3 J 31 113
83 7 10 H 18 112
84 6 8 C 12 139
85 7 11 D 3 119
86 4 8 C -12 95
8 33 51