Sunspot drawing of 1972-4-14

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https://doi.org/10.7891/e-manuscripta-97173



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1972-04-14
07:30
Hs 1304.5:4725
https://doi.org/10.7891/e-manuscripta-97173
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
111 1 A -8.7 130.2
114 18 C -8.0 82.6
115 4 A -15.3 93.3
118 2 A 9.5 92.6
119 8 B -11.8 54.3
120 3 J 7.5 28.1
123 3 J -10.8 332.7
7 39