Sunspot drawing of 1972-4-15

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https://doi.org/10.7891/e-manuscripta-97194



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1972-04-15
07:15
Hs 1304.5:4726
https://doi.org/10.7891/e-manuscripta-97194
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
114 22 15 B -8.2 82.5
115 2 3 A -15.7 93.7
118 1 1 A 9.1 92.4
119 9 5 B -11.7 52.8
120 1 3 J 7.3 27.9
123 1 3 J -11.1 333.4
124 3 1 A -19.3 25.6
125 4 3 B -6.6 5.9
126 3 9 D -9.7 318.1
9 46 43