Sunspot drawing of 1990-3-28

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https://doi.org/10.7891/e-manuscripta-145129



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1990-03-28
08:00
Hs 1304.6:2803
https://doi.org/10.7891/e-manuscripta-145129
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
153 4 4 B -29 327
158 30 36 E -19 335
159 16 21 C -32 322
160 6 13 J -18 315
162 24 29 G -7 304
168 9 10 C 23 331
173 2 4 J 24 247
175 1 3 J -12 229
176 4 3 B 27 233
177 6 5 B 10 256
10 102 128