Sunspot drawing of 1981-3-25

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https://doi.org/10.7891/e-manuscripta-139133



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1981-03-25
08:00
Hs 1304.6:76
https://doi.org/10.7891/e-manuscripta-139133
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
135 9 20 D 8 212
138 9 10 B 20 173
139A 3 2 A 9 162
140 36 39 E 13 145
142 3 3 A -18 142
143 9 7 J 18 132
144 7 9 J -43 107
145 10 8 B 17 141
146 5 4 A -28 129
147 5 10 C 21 94
148 5 9 G -12 66
149 2 4 B 14 188
12 103 125