Sunspot drawing of 1972-2-22

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https://doi.org/10.7891/e-manuscripta-96990



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1972-02-22
08:00
Hs 1304.5:4685
https://doi.org/10.7891/e-manuscripta-96990
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
39 3 J -18.4 95.8
43 2 A -10.5 61.1
46 5 A -6.6 60.9
48 20 E -14.3 44.0
50 38 E 11.6 16.9
51 38 D 6.6 24.5
55 31 E -18.3 344.5
56 2 A -11.8 322.1
57 6 B 5.4 89.4
58 2 A 14.4 31.5
59 1 A -11.7 340.9
60 3 B 6.1 319.3
12 151