Sunspot drawing of 1987-10-19

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https://doi.org/10.7891/e-manuscripta-142869



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1987-10-19
08:30
Hs 1304.6:2040
https://doi.org/10.7891/e-manuscripta-142869
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
110 29 37 D 22 194
111 2 6 J -30 182
113 19 30 D -24 207
115 12 16 C -33 95
116 1 2 A -40 118
5 63 91