Sunspot drawing of 1970-2-23

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https://doi.org/10.7891/e-manuscripta-96619



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1970-02-23
08:45
Hs 1304.5:4082
https://doi.org/10.7891/e-manuscripta-96619
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
70 7 15 C -21.9 336.0
74 20 24 D -15.0 299.3
75 9 10 B -20.4 290.3
80 5 8 J -9.2 269.8
81 6 7 C -0.2 282.9
82 17 19 D -4.7 259.2
83 12 17 D 17.4 262.3
84 10 11 D 10.3 312.1
85 17 29 D 14.8 236.8
86 10 11 D 20.5 287.7
87 4 6 B 26.0 220.2
11 117 157