Sunspot drawing of 1991-5-1

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https://doi.org/10.7891/e-manuscripta-145898



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1991-05-01
14:15
Hs 1304.6:3143
https://doi.org/10.7891/e-manuscripta-145898
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
213 2 2 A -22 59
215 1 3 J 8 42
216 1 3 J -21 26
217 2 3 B -40 66
218 2 1 A -14 31
219 21 23 C 8 34
220 1 3 J -5 16
221 4 6 C -27 87
225 14 24 D -12 348
9 48 68