Sunspot drawing of 1999-2-22

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https://doi.org/10.7891/e-manuscripta-150562



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1999-02-22
13:30
Hs 1304.6:5553
https://doi.org/10.7891/e-manuscripta-150562
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
38 1 3 J -17 241
40 1 2 A 18 234
43 3 5 J 15 178
45 4 7 J 14 202
4 9 17