Sunspot drawing of 1988-9-9

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https://doi.org/10.7891/e-manuscripta-143884



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1988-09-09
07:30
Hs 1304.6:2309
https://doi.org/10.7891/e-manuscripta-143884
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
217 2 6 H -22 255
226 1 1 A 20 228
229A 1 1 A 33 148
230 3 7 J -20 145
231 2 4 J 20 213
232 9 9 C 31 105
233 22 18 B -13 142
234 4 2 A 11 167
235 3 5 C 14 92
9 47 53