Sunspot drawing of 1969-5-9

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https://doi.org/10.7891/e-manuscripta-95711



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1969-05-09
07:45
Hs 1304.5:3830
https://doi.org/10.7891/e-manuscripta-95711
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
173 12 15 C -13.8 174.4
177 39 28 B -12.9 135.8
181 2 3 B -18.0 94.5
182 1 3 J 9.3 87.9
183 5 8 C -10.1 78.5
184 14 14 C -18.8 168.7
185 1 2 A -6.6 101.1
7 74 73