Sunspot drawing of 1991-4-16

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https://doi.org/10.7891/e-manuscripta-145814



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1991-04-16
08:00
Hs 1304.6:3130
https://doi.org/10.7891/e-manuscripta-145814
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
166 1 2 A 7 313
170 12 23 D 29 284
171 32 24 C -25 262
180 80 70 E 8 242
182 2 3 A -27 231
186 2 1 A 14 266
187 3 2 B 8 263
188 23 17 C 13 214
191 10 10 C -19 243
192 21 25 D -11 190
194 1 2 A -21 173
195 13 9 C -7 185
12 200 188