Sunspot drawing of 1988-2-1

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https://doi.org/10.7891/e-manuscripta-143881



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1988-02-01
09:00
Hs 1304.6:2115
https://doi.org/10.7891/e-manuscripta-143881
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
21 21 30 D 17 219
22 3 8 G 17 173
23 7 11 C 21 155
24A 3 3 A -22 161
25 1 2 A 15 155
5 35 54