Sunspot drawing of 1988-4-23

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https://doi.org/10.7891/e-manuscripta-143715



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1988-04-23
07:45
Hs 1304.6:2185
https://doi.org/10.7891/e-manuscripta-143715
Observer : Marco Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
79 7 16 D 23 280
79A 5 8 J 24 262
82 7 4 B 23 236
86 2 3 A -23 155
87 1 4 J -19 134
5 22 35