Sunspot drawing of 1971-2-14

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https://doi.org/10.7891/e-manuscripta-96687



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1971-02-14
08:00
Hs 1304.5:4379
https://doi.org/10.7891/e-manuscripta-96687
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
42 2 A 18.6 295.7
43 11 D 14.5 332.1
51 7 D 17.9 218.4
52 1 A 5.6 277.0
53 7 B 13.7 266.5
54 3 J -13.2 200.6
55 2 B -13.8 184.4
7 33