Sunspot drawing of 1988-9-15

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https://doi.org/10.7891/e-manuscripta-143836



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1988-09-15
08:00
Hs 1304.6:2315
https://doi.org/10.7891/e-manuscripta-143836
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
230 3 6 J -20 144
232 11 12 H 31 105
235 2 1 A 13 95
240 14 20 D -11 60
241 6 7 B -19 129
244 9 15 D 16 163
248 3 3 A 22 51
249 2 2 A 32 42
8 50 66