Sunspot drawing of 1970-2-18

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https://doi.org/10.7891/e-manuscripta-96584



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1970-02-18
10:30
Hs 1304.5:4077
https://doi.org/10.7891/e-manuscripta-96584
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
60 5 C -14.4 67.9
61 3 J -20.4 65.1
68 25 B -14.0 3.7
69 4 B 13.9 57.7
70 25 E -22.2 339.5
74 16 D -15.9 301.2
75 14 C -20.2 291.8
77 8 D 20.8 31.7
80 3 J -9.2 269.4
81 2 A 0.6 279.3
10 105