Sunspot drawing of 1989-9-30

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https://doi.org/10.7891/e-manuscripta-144571



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1989-09-30
08:30
Hs 1304.6:2651
https://doi.org/10.7891/e-manuscripta-144571
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
492 1 3 J -23 187
500 14 18 C -12 116
504 32 33 D -18 80
505 14 12 B 31 72
509 8 16 H -19 65
510 6 11 G 28 46
511 6 7 B -25 86
512 1 1 A -8 87
513 2 1 A -11 79
514 5 5 B 17 64
515 7 8 C 14 51
516 7 14 D 23 41
12 103 129