Sunspot drawing of 2001-4-16

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https://doi.org/10.7891/e-manuscripta-151569



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2001-04-16
08:00
Hs 1304.6:6187
https://doi.org/10.7891/e-manuscripta-151569
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
136 3 7 C 26 345
138 2 2 A -7 332
140 1 2 A -12 303
145 2 2 A -17 334
146 4 3 B -9 287
148 1 3 J 8 226
149 4 6 C -18 294
7 17 25