Sunspot drawing of 1990-1-1

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https://doi.org/10.7891/e-manuscripta-145135



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1990-01-01
10:45
Hs 1304.6:2728
https://doi.org/10.7891/e-manuscripta-145135
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
682 27 39 E -27 28
683 20 30 D 23 10
684 4 4 B -10 18
686 15 11 J -9 3
688 18 26 D -19 344
695 3 7 J 18 304
699 20 22 D 13 304
701 6 5 B 23 308
702 3 4 A 13 282
705 15 12 C 16 288
706 1 3 J -37 270
707 1 2 A 14 344
708 1 1 A 23 338
1 5 6 A -24 324
2 6 7 C -37 257
15 145 179