Sunspot drawing of 1991-4-19

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https://doi.org/10.7891/e-manuscripta-145839



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1991-04-19
07:00
Hs 1304.6:3131
https://doi.org/10.7891/e-manuscripta-145839
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
170 3 17 D 29 284
171 3 5 C -25 264
180 59 54 E 8 244
188 16 17 C 13 214
191 10 10 B -19 243
192 19 20 D -11 191
194 5 5 B -26 173
195 3 4 B -8 184
196 1 2 A 19 282
197 5 4 B 14 223
198 3 6 B -27 220
199 6 6 B -10 209
200 7 4 B -22 198
201 7 6 B -17 182
202 2 2 A 5 128
15 149 162