Sunspot drawing of 1990-2-19

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https://doi.org/10.7891/e-manuscripta-145151



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1990-02-19
09:30
Hs 1304.6:2769
https://doi.org/10.7891/e-manuscripta-145151
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
83 3 9 H 20 109
90 1 2 A -11 41
91 3 3 A 10 2
92 1 3 J -10 347
98 13 14 B -36 339
99 1 2 A -13 341
100 1 3 J -13 329
101 2 1 A -13 81
102 3 3 B 2 11
103 3 2 B -12 9
104 10 20 D -17 316
11 41 62