Sunspot drawing of 1999-7-31

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https://doi.org/10.7891/e-manuscripta-150328



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1999-07-31
09:00
Hs 1304.6:5691
https://doi.org/10.7891/e-manuscripta-150328
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
223 1 3 J 18 293
227 2 2 A -24 262
229 10 34 E -27 242
230 9 5 B -17 242
232 20 23 C -14 268
233 2 45 D 24 205
234 2 3 A 28 299
237 7 10 C 18 204
238 10 10 D -20 248
239 5 5 B 19 245
10 68 140