Sunspot drawing of 1989-9-28

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https://doi.org/10.7891/e-manuscripta-144643



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1989-09-28
08:30
Hs 1304.6:2649
https://doi.org/10.7891/e-manuscripta-144643
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
486 5 15 D -27 219
492 7 9 C -22 185
500 14 25 D -12 116
501 4 8 J -17 94
504 9 13 C -18 80
505 4 10 D 31 75
506 2 2 A -24 164
507 2 7 G 18 138
508 1 2 A 22 99
509 6 14 C -19 66
510 1 3 J 27 50
11 55 108