Sunspot drawing of 1990-3-14

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https://doi.org/10.7891/e-manuscripta-145206



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1990-03-14
08:30
Hs 1304.6:2789
https://doi.org/10.7891/e-manuscripta-145206
Observer : Sergio Cortesi
Seeing (SIDC) : 5
Group Not Weighted Weighted Type Latitude Carrington Longit.
131 2 4 J -11 179
134 9 10 J 20 101
137 30 24 C 33 75
141 4 7 C 11 143
143 1 3 J 5 26
144 4 7 C -18 17
145 6 12 D -34 21
7 56 67