Sunspot drawing of 1983-7-17

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https://doi.org/10.7891/e-manuscripta-140449



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1983-07-17
08:15
Hs 1304.6:751
https://doi.org/10.7891/e-manuscripta-140449
Observer : Michele Bianda
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
173 4 6 J -17 216
174 5 5 J 13 214
175 17 23 D -14 159
178 17 11 J 12 126
179 8 10 C 18 163
180 1 1 A 3 162
181 13 8 B -10 143
182 6 7 J 15 110
183 3 1 A -11 164
9 74 72