Sunspot drawing of 1969-3-9

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https://doi.org/10.7891/e-manuscripta-95826



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1969-03-09
07:30
Hs 1304.5:3780
https://doi.org/10.7891/e-manuscripta-95826
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
77 3 J 2.5 301.8
83 11 C 11.5 260.1
85 13 B 9.8 287.3
86 35 D 12.7 271.0
87 4 B 14.6 220.6
88 3 J 7.1 199.5
89 9 C 17.3 210.4
90 9 C -10.2 169.8
91 14 C 30.2 181.8
9 101