Sunspot drawing of 1993-2-18

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https://doi.org/10.7891/e-manuscripta-147583



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1993-02-18
09:00
Hs 1304.6:3697
https://doi.org/10.7891/e-manuscripta-147583
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
47 6 6 C 10 27
49 20 22 C 15 354
50 12 15 J -20 322
52 1 2 A -7 307
55 1 3 J -13 295
56 4 6 B -12 284
6 44 54