Sunspot drawing of 1981-11-13

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https://doi.org/10.7891/e-manuscripta-139383



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1981-11-13
09:00
Hs 1304.6:264
https://doi.org/10.7891/e-manuscripta-139383
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
576 1 3 J -5 7
577 1 3 J -15 7
583 17 32 D -19 333
584 32 48 D 18 322
586 11 13 B 3 324
589 2 5 H 17 281
591 1 2 A -11 280
594 4 8 C 13 306
595 1 3 J 12 297
596 1 3 J -3 223
10 71 120