Sunspot drawing of 1983-9-6

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https://doi.org/10.7891/e-manuscripta-140483



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1983-09-06
07:30
Hs 1304.6:799
https://doi.org/10.7891/e-manuscripta-140483
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
225 1 3 J -8 285
235 26 30 D 9 225
237 4 7 C -10 177
238 1 3 J -1 162
239 5 11 H -10 149
241 3 5 B 18 142
6 40 59