Sunspot drawing of 1972-5-2

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https://doi.org/10.7891/e-manuscripta-97034



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1972-05-02
09:30
Hs 1304.5:4741
https://doi.org/10.7891/e-manuscripta-97034
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
132 1 3 J 16.8 253.8
137 1 2 A 3.5 237.2
144 2 3 B -7.0 125.7
145 4 5 B -20.7 226.7
146 3 5 A 7.7 131.4
147 1 3 A -14.7 93.9
6 12 21