Sunspot drawing of 1991-9-25

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https://doi.org/10.7891/e-manuscripta-146007



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1991-09-25
13:00
Hs 1304.6:3278
https://doi.org/10.7891/e-manuscripta-146007
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
517 8 8 B -10 256
518 5 3 A -11 304
519 13 18 D 9 303
520 5 3 B 6 263
525 16 15 C 10 279
526 6 7 C -7 260
527 1 1 A -20 212
528 4 9 G -7 204
529 3 2 A 10 232
530 1 1 A 26 226
531 10 22 D -12 186
11 72 89