Sunspot drawing of 1969-3-10

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https://doi.org/10.7891/e-manuscripta-95993



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1969-03-10
08:00
Hs 1304.5:3781
https://doi.org/10.7891/e-manuscripta-95993
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
77 3 J 2.6 301.9
83 20 C 11.8 259.8
85 10 B 10.1 287.0
86 23 D 13.0 272.9
88 3 J 7.3 199.6
89 10 C 17.7 210.2
90 8 C -9.7 171.3
91 17 C 30.7 181.4
8 94