Sunspot drawing of 1991-12-10

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https://doi.org/10.7891/e-manuscripta-145834



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1991-12-10
09:00
Hs 1304.6:3330
https://doi.org/10.7891/e-manuscripta-145834
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
629 7 8 C -5 49
634 6 6 B 20 23
638 52 33 C 18 356
639 7 10 C 10 353
641 40 37 E -18 341
642 50 48 E 9 307
643 3 2 A -22 308
645 40 33 D -10 3
647 4 3 B -13 337
648 13 13 C -25 334
649 11 9 B -15 327
650 3 5 B -6 290
651 13 17 C -4 268
652 5 6 C -15 257
14 254 230