Sunspot drawing of 1991-9-16

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https://doi.org/10.7891/e-manuscripta-145951



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1991-09-16
08:00
Hs 1304.6:3270
https://doi.org/10.7891/e-manuscripta-145951
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
486 1 3 J -25 99
492 4 5 C 3 104
494 11 12 C -20 47
496 18 19 C -21 29
498 5 3 B -17 26
499 3 3 A 14 58
500 5 7 C -11 13
503 2 4 J 2 359
504 24 21 C 7 342
505 4 3 A -11 1
506 3 2 B -25 5
507 5 3 A 8 360
508 1 1 A 22 354
13 86 86