Sunspot drawing of 1993-1-21

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https://doi.org/10.7891/e-manuscripta-147734



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1993-01-21
08:30
Hs 1304.6:3670
https://doi.org/10.7891/e-manuscripta-147734
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
21 1 2 A -25 23
22 9 13 C -12 19
23 1 4 J 14 359
27 5 8 C -13 309
29 1 3 J -6 276
5 17 30