Sunspot drawing of 1981-10-13

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https://doi.org/10.7891/e-manuscripta-139334



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1981-10-13
08:00
Hs 1304.6:241
https://doi.org/10.7891/e-manuscripta-139334
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
510 1 3 J 9 68
520 3 8 G -10 56
525 10 12 G -16 359
526 27 35 D -20 338
527 2 4 J 19 329
528 47 58 D -18 331
532 8 16 D 18 17
533 6 9 B -19 319
534 2 2 A -12 38
535 9 10 A -8 320
536 21 38 D -10 272
11 136 195