Sunspot drawing of 1990-4-4

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https://doi.org/10.7891/e-manuscripta-145321



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1990-04-04
07:30
Hs 1304.6:2809
https://doi.org/10.7891/e-manuscripta-145321
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
173 1 3 J 26 244
175 1 3 J -11 227
178 3 8 C -14 253
179 3 4 J -11 183
180 2 4 J -7 180
184 30 38 D 21 162
185 1 3 J -25 153
187 2 2 B -17 150
189 16 14 B 31 184
190 12 8 B -8 164
191 9 20 D 24 102
11 80 107