Sunspot drawing of 1990-4-11

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https://doi.org/10.7891/e-manuscripta-145259



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1990-04-11
07:30
Hs 1304.6:2812
https://doi.org/10.7891/e-manuscripta-145259
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
184 2 8 H 21 164
191 5 4 B 22 98
193 7 12 G -42 79
194 7 7 C 15 83
195 1 3 J 31 76
197 2 2 A 32 140
200 12 17 D 22 62
201 4 3 A 4 66
202 2 4 J -31 12
9 42 60