Sunspot drawing of 1957-10-13

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https://doi.org/10.7891/e-manuscripta-87913



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1957-10-13
08:00
Hs 1304.5:248
https://doi.org/10.7891/e-manuscripta-87913
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
536 3 4 D 41.2 210.8
542 6 7 D -14.6 186.2
545 31 36 G 19.5 155.0
546 9 10 E 13.6 201.4
550 15 12 D 12.0 126.3
553 27 24 C 25.4 141.7
555 50 66 E -16.7 103.5
558 9 10 E 22.6 86.6
560 45 54 E -23.3 73.9
561 18 18 D 9.6 88.2
562 7 8 C 5.6 97.6
563 2 4 C -28.2 65.2
564 2 2 J 23.7 107.4
565 1 2 J 23.4 104.2
566 3 3 C 40.3 80.3
567 1 2 J 27.0 68.4
568 1 2 J 8.8 63.6
17 230 264