Sunspot drawing of 1983-9-11

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https://doi.org/10.7891/e-manuscripta-140558



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1983-09-11
08:00
Hs 1304.6:802
https://doi.org/10.7891/e-manuscripta-140558
Observer : Michele Bianda
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
237 5 3 B -9 176
239 4 5 J -10 148
242 7 5 B -23 136
244 2 1 A 7 168
245 2 1 A -15 146
246 5 3 B 4 122
247 8 4 B -2 121
248 3 2 B 11 116
249 1 1 A 20 93
9 37 25