Sunspot drawing of 1992-2-28

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https://doi.org/10.7891/e-manuscripta-146683



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1992-02-28
08:15
Hs 1304.6:3398
https://doi.org/10.7891/e-manuscripta-146683
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
78 1 3 J -10 86
83 18 21 C 3 52
84 5 3 B 17 48
86 3 7 H -3 36
88 15 11 B -9 33
89 2 4 J -9 17
90 50 39 D 7 23
91 12 13 C 15 7
92 20 24 C 11 352
94 4 5 B 20 356
95 8 12 C 20 347
96 5 6 B -15 344
99 16 15 C -13 15
100 7 5 A -12 315
101 2 2 B -18 333
15 168 170