Sunspot drawing of 1999-2-17

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https://doi.org/10.7891/e-manuscripta-150472



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1999-02-17
08:30
Hs 1304.6:5548
https://doi.org/10.7891/e-manuscripta-150472
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
34 1 3 J 17 278
35 6 17 E 13 276
36 7 22 D -22 270
37 3 6 J -17 256
38 1 3 J -17 240
39 18 27 D 19 265
40 3 9 J 18 234
41 5 13 D -30 304
42 1 2 A -24 190
43 1 3 J 15 178
10 46 105