Sunspot drawing of 1966-6-4

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https://doi.org/10.7891/e-manuscripta-94771



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1966-06-04
06:00
Hs 1304.5:2928
https://doi.org/10.7891/e-manuscripta-94771
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
79 5 A 23.9 269.1
83 2 A -21.2 213.1
84 11 C 31.7 254.8
85 9 B 12.5 237.2
87 10 C 21.1 181.7
88 6 B 20.2 280.9
89 2 A 34.7 221.3
7 45