Sunspot drawing of 1983-9-12

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https://doi.org/10.7891/e-manuscripta-140561



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1983-09-12
07:30
Hs 1304.6:803
https://doi.org/10.7891/e-manuscripta-140561
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
237 1 3 J -9 178
239 1 2 A -10 149
242 5 4 B -23 134
246 4 3 B 4 123
250 2 2 A -30 105
5 13 14