Sunspot drawing of 1957-12-6

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https://doi.org/10.7891/e-manuscripta-87944



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1957-12-06
09:00
Hs 1304.5:286
https://doi.org/10.7891/e-manuscripta-87944
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
714 2 8 D -19.6 216.8
725 2 3 A -22.7 188.6
729 1 3 J -7.9 182.2
730 52 68 E -19.6 174.7
737 4 15 D 15.0 208.4
741 18 18 D -31.4 135.4
744 6 12 D 7.0 134.2
746 5 9 D 5.6 118.7
748 2 2 A -31.4 165.0
749 12 16 D -14.4 205.6
750 5 9 D 26.0 102.7
752 9 16 D 15.7 160.3
754 1 5 J 16.1 93.1
755 3 9 D 19.5 88.1
756 2 7 C -20.2 84.8
757 6 13 C 8.4 80.9
760 9 14 D -16.3 74.9
761 6 6 C 32.1 88.6
762 1 2 A -32.7 72.5
19 146 235