Sunspot drawing of 1971-2-25

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https://doi.org/10.7891/e-manuscripta-96813



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1971-02-25
08:00
Hs 1304.5:4388
https://doi.org/10.7891/e-manuscripta-96813
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
54 3 J -13.0 202.0
55 3 A -14.3 183.7
56 21 E -17.1 139.7
57 8 H -8.2 126.2
60 3 J -9.9 107.4
62 15 H 6.6 72.6
64 3 B 4.5 146.2
65 1 A 5.6 159.1
66 2 A -5.0 108.5
67 3 J 24.9 48.6
10 62