Sunspot drawing of 1967-3-13

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https://doi.org/10.7891/e-manuscripta-95059



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1967-03-13
08:30
Hs 1304.5:3164
https://doi.org/10.7891/e-manuscripta-95059
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
98 3 B 23.3 169.7
99 16 D -19.0 162.8
102 3 J -15.3 165.0
105 10 D 18.4 84.2
106 6 D -16.0 40.3
107 2 A 27.0 79.9
6 40