Sunspot drawing of 1979-12-20

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https://doi.org/10.7891/e-manuscripta-99618



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1979-12-20
09:45
Hs 1304.5:7071
https://doi.org/10.7891/e-manuscripta-99618
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
762 26 E 16.4 175.7
767 3 A -12.2 138.2
768 3 J -18.4 142.2
776 2 A -23.3 180.7
777 16 D 9.6 158.5
779 68 E -16.3 70.7
781 22 D -6.9 122.2
782 1 A -17.7 105.3
783 15 B -30.2 103.6
784 2 A -24.4 132.5
785 1 A 21.0 85.3
786 2 B -13.6 19.3
12 161