Sunspot drawing of 1981-10-11

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https://doi.org/10.7891/e-manuscripta-139356



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1981-10-11
09:45
Hs 1304.6:240
https://doi.org/10.7891/e-manuscripta-139356
Observer : Roberto Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
510 1 3 J 9 66
516 1 3 J -11 94
518 3 2 A 18 73
520 15 26 D -10 54
525 10 18 D -16 358
526 11 18 D -20 339
527 2 4 J 20 328
528 22 30 D -18 331
532 3 5 C 18 17
533 2 4 B -20 318
10 70 113