Sunspot drawing of 1981-5-7

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https://doi.org/10.7891/e-manuscripta-139102



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1981-05-07
07:15
Hs 1304.6:108
https://doi.org/10.7891/e-manuscripta-139102
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
213 1 3 J 19 341
218 1 3 J -7 339
219 40 30 D 6 318
220 21 21 C 16 311
221 4 3 A 9 303
224 2 3 J 10 290
225A 3 2 B -18 285
230 3 5 C 16 290
231 23 19 C -20 271
232 3 6 G 14 238
233 21 21 D 9 232
234 3 3 B -4 233
235 6 5 A -7 275
236 3 2 A 19 268
14 134 126