Sunspot drawing of 1999-5-21

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https://doi.org/10.7891/e-manuscripta-150461



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1999-05-21
11:30
Hs 1304.6:5626
https://doi.org/10.7891/e-manuscripta-150461
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
122 1 3 J -19 145
125 7 14 C -21 116
126 1 6 H 36 99
130 5 10 D 26 164
131 3 6 C -18 125
132 7 12 C -20 92
134 4 12 D -14 32
135 1 3 J 32 23
8 29 66