Sunspot drawing of 1991-8-28

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https://doi.org/10.7891/e-manuscripta-146006



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1991-08-28
09:00
Hs 1304.6:3253
https://doi.org/10.7891/e-manuscripta-146006
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
448 1 3 J 11 357
449 1 3 J 2 358
452 1 3 J 10 337
454 1 2 A 16 344
460 1 2 A 9 332
464 10 13 C 15 279
465 1 3 J -9 267
466 3 5 C -17 250
467 37 38 D 23 240
470 12 16 C -10 245
472 11 12 C -12 256
473 5 9 D -20 212
474 9 11 C -6 245
475 3 8 D -20 200
14 96 128