Sunspot drawing of 1991-3-25

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https://doi.org/10.7891/e-manuscripta-145994



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1991-03-25
09:00
Hs 1304.6:3109
https://doi.org/10.7891/e-manuscripta-145994
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
125 4 6 A -1 231
132 8 11 C -13 191
133 101 85 E -25 186
137 3 3 A -21 158
138 1 4 J -21 196
139 2 4 C 15 172
140 11 11 B -11 165
141 29 29 E -14 139
8 159 153