Sunspot drawing of 1993-9-3

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https://doi.org/10.7891/e-manuscripta-147552



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1993-09-03
07:45
Hs 1304.6:3872
https://doi.org/10.7891/e-manuscripta-147552
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
227 1 3 J 21 319
230 1 3 J 11 218
231 1 1 A 20 336
3 3 7