Sunspot drawing of 1990-4-26

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https://doi.org/10.7891/e-manuscripta-145118



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1990-04-26
07:15
Hs 1304.6:2824
https://doi.org/10.7891/e-manuscripta-145118
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
204 3 9 C -13 333
215 7 10 C 20 326
219 2 5 C -13 323
220 5 9 J -19 312
223 5 5 B 11 270
226 5 4 B -9 257
227 4 6 J 25 246
228 17 20 D 15 266
231 5 8 J 12 215
232 12 17 D -5 214
235 4 4 B 28 248
236 1 1 A 26 229
237 3 2 A 12 205
13 73 100