Sunspot drawing of 1989-1-21

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https://doi.org/10.7891/e-manuscripta-144575



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1989-01-21
09:15
Hs 1304.6:2427
https://doi.org/10.7891/e-manuscripta-144575
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
17 27 40 E 22 270
19 1 3 J -20 256
20 10 14 C 17 245
24 7 10 C 21 200
25 1 3 J 23 170
29 2 4 B -17 166
30 1 3 J 23 130
31 1 1 A 24 221
32 7 16 D 18 129
33 3 5 C 15 127
10 60 99