Sunspot drawing of 1989-3-23

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https://doi.org/10.7891/e-manuscripta-144738



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1989-03-23
09:15
Hs 1304.6:2480
https://doi.org/10.7891/e-manuscripta-144738
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
120 1 3 J -13 180
129 23 40 D 16 140
130 7 12 C 12 128
132 8 13 C -18 163
134 21 34 D -26 71
136 6 9 B 14 119
137 13 14 B 20 144
138 1 3 J 15 57
139 1 3 J 21 34
9 81 131