Sunspot drawing of 1970-2-9

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https://doi.org/10.7891/e-manuscripta-96582



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1970-02-09
09:00
Hs 1304.5:4069
https://doi.org/10.7891/e-manuscripta-96582
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
51 10 D -10.4 189.8
56 33 D -12.3 139.4
59 54 D 17.9 89.8
60 7 B -13.1 73.2
61 6 J -20.6 66.5
62 7 C -13.7 102.2
63 4 A -14.8 58.5
64 1 A 3.5 95.7
65 2 A -10.1 79.2
9 124