Sunspot drawing of 1988-4-1

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https://doi.org/10.7891/e-manuscripta-143831



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1988-04-01
07:30
Hs 1304.6:2169
https://doi.org/10.7891/e-manuscripta-143831
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
61 5 10 C -33 191
62 65 76 D 19 159
64 10 18 C -20 133
65 11 15 C -20 153
66 5 6 C 17 205
5 96 125