Sunspot drawing of 1989-5-18

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https://doi.org/10.7891/e-manuscripta-144769



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1989-05-18
08:00
Hs 1304.6:2524
https://doi.org/10.7891/e-manuscripta-144769
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
208 2 1 A 27 172
209 1 3 J -19 156
209A 6 9 C -21 165
211 14 15 C 9 145
212 1 3 J -9 123
214 17 15 C 18 119
215 16 17 C 17 106
216 33 36 D 17 90
220 3 5 J -26 59
221 15 9 B -17 73
222 4 7 J -17 45
223 1 1 A 15 157
224 7 7 B 23 86
225 13 12 C 14 74
226 3 5 B -21 30
15 136 145