Sunspot drawing of 1972-2-29

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https://doi.org/10.7891/e-manuscripta-97022



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1972-02-29
10:00
Hs 1304.5:4691
https://doi.org/10.7891/e-manuscripta-97022
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
55 17 H -16.1 347.8
64 13 J -8.8 258.5
65 1 A -4.3 251.9
66 18 B 8.8 294.0
67 2 A 19.8 262.9
68 7 B -11.1 288.9
69 1 A 6.9 321.8
70 1 A 2.5 319.5
71 6 B -9.6 220.9
9 66