Sunspot drawing of 1988-9-7

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https://doi.org/10.7891/e-manuscripta-143868



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1988-09-07
07:30
Hs 1304.6:2307
https://doi.org/10.7891/e-manuscripta-143868
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
216 1 2 A -14 268
217 21 40 E -20 255
225 2 8 D 16 253
226 4 10 C 18 231
229 4 5 C 32 156
230 2 6 J -20 147
231 6 13 C 18 210
232 1 2 A 32 105
8 41 86