Sunspot drawing of 1989-5-21

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https://doi.org/10.7891/e-manuscripta-144522



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1989-05-21
08:00
Hs 1304.6:2527
https://doi.org/10.7891/e-manuscripta-144522
Observer : Marco Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
212 1 1 A -9 124
214 4 4 B 16 121
215 2 3 J 17 110
216 25 28 D 16 90
220 2 3 J -26 57
221 29 26 C -17 75
222 7 5 B -18 44
224 59 55 E 21 87
225 4 8 C 13 74
226 43 47 D -20 30
229 4 3 B 32 51
232 1 1 A 21 47
233 3 2 A -7 33
13 184 186