Sunspot drawing of 1990-2-11

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https://doi.org/10.7891/e-manuscripta-145212



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1990-02-11
09:45
Hs 1304.6:2763
https://doi.org/10.7891/e-manuscripta-145212
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
80 4 3 B -27 145
81 2 2 A 27 125
82 4 5 C 30 111
83 7 12 H 18 112
84 6 8 C 11 140
85 5 8 C 4 119
86 12 14 C -13 95
7 40 52