Sunspot drawing of 1983-9-27

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https://doi.org/10.7891/e-manuscripta-140480



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1983-09-27
08:00
Hs 1304.6:817
https://doi.org/10.7891/e-manuscripta-140480
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
261 48 50 D -19 268
263 1 1 A -18 239
265 8 13 D -13 342
3 57 64