Sunspot drawing of 1988-9-12

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https://doi.org/10.7891/e-manuscripta-143818



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1988-09-12
07:30
Hs 1304.6:2312
https://doi.org/10.7891/e-manuscripta-143818
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
230 2 6 J -20 143
232 13 14 C 32 105
233 4 3 B -13 138
235 6 6 B 14 94
236 2 2 B 29 213
238 2 3 B -24 178
239 1 1 A 28 98
240 10 16 D -11 60
241 5 4 B -19 129
242 2 2 B -32 105
243 1 1 A -19 91
11 48 58