Sunspot drawing of 1988-4-22

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https://doi.org/10.7891/e-manuscripta-143636



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1988-04-22
07:00
Hs 1304.6:2184
https://doi.org/10.7891/e-manuscripta-143636
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
79 16 26 D 23 281
79A 4 8 J 23 262
82 23 22 B 24 240
85 4 4 B -13 238
86 2 4 A -26 157
87 1 4 J -19 133
6 50 68