Sunspot drawing of 1990-1-3

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https://doi.org/10.7891/e-manuscripta-145176



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1990-01-03
08:30
Hs 1304.6:2730
https://doi.org/10.7891/e-manuscripta-145176
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
682 7 20 E -27 24
683 13 21 D 23 11
686 3 6 J -9 3
688 20 19 C -19 345
695 11 14 C 18 302
699 34 30 D 13 304
701 3 2 B 25 311
702 1 1 A 13 284
705 13 15 C 15 288
706 2 4 J -37 268
1 1 2 A -23 299
2 5 7 C -37 257
3 10 15 D -28 324
4 3 2 A -25 304
5 1 1 A 23 256
6 2 3 B -23 229
7 2 4 B -15 228
17 131 166