Sunspot drawing of 1959-8-20

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https://doi.org/10.7891/e-manuscripta-91447



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1959-08-20
07:30
Hs 1304.5:818
https://doi.org/10.7891/e-manuscripta-91447
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
647 5 G 14.3 252.9
648 17 E 11.4 262.2
657 61 F 5.3 208.4
659 1 A 13.2 207.5
663 2 A 10.0 178.5
664 7 B -6.6 202.5
667 4 B 28.3 185.0
668 41 F 15.3 142.1
670 5 B 20.2 221.7
671 7 B -23.0 191.5
672 8 C 22.8 268.1
673 2 A -16.0 269.9
674 1 A -3.9 209.9
675 1 A 16.4 121.2
14 162