Sunspot drawing of 1999-6-17

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https://doi.org/10.7891/e-manuscripta-150484



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1999-06-17
07:00
Hs 1304.6:5650
https://doi.org/10.7891/e-manuscripta-150484
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
160 2 6 J -31 179
165 5 8 H -20 126
167 17 22 D 26 137
168 11 17 D -13 99
169 7 11 C 36 74
171 12 13 C -22 96
172 1 1 A 33 134
173 2 2 B 27 99
174 4 3 B 13 76
9 61 83