Sunspot drawing of 1989-10-28

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https://doi.org/10.7891/e-manuscripta-144816



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1989-10-28
08:30
Hs 1304.6:2679
https://doi.org/10.7891/e-manuscripta-144816
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
557 6 9 C -21 127
561 9 6 B -13 116
566 14 18 D 10 151
570 8 7 B 31 109
573 2 4 C -24 97
574 8 6 B -30 62
575 4 3 A -12 62
576 2 4 J 24 39
577 2 2 A 27 141
578 18 23 D 20 83
10 73 82