Sunspot drawing of 1989-11-20

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https://doi.org/10.7891/e-manuscripta-144547



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1989-11-20
13:30
Hs 1304.6:2693
https://doi.org/10.7891/e-manuscripta-144547
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
607 4 7 B -21 219
608 29 36 D -26 198
612 3 3 B 29 149
614 1 1 A -32 135
615 34 26 C -9 144
616 31 32 D 11 128
617 28 24 D 20 125
618 2 3 B -12 113
619 1 3 J -17 84
620 11 12 C 25 81
10 144 147