Sunspot drawing of 1990-3-15

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https://doi.org/10.7891/e-manuscripta-145082



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1990-03-15
08:00
Hs 1304.6:2790
https://doi.org/10.7891/e-manuscripta-145082
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
134 5 8 J 20 101
137 27 28 D 33 74
141 1 3 J 11 145
143 1 3 J 5 28
144 3 5 C -19 19
145 14 13 D -34 20
146 2 2 A -17 59
147 7 11 C 41 36
148 9 11 C 16 6
9 69 84