Sunspot drawing of 1971-3-12

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https://doi.org/10.7891/e-manuscripta-96731



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1971-03-12
08:00
Hs 1304.5:4403
https://doi.org/10.7891/e-manuscripta-96731
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
79 14 D -16.5 263.7
80 10 B -8.6 296.9
81 4 J 18.5 241.8
82 3 J -4.8 214.9
83 4 B -4.6 307.2
84 2 A 15.3 238.4
85 8 D 6.6 210.6
7 45