Sunspot drawing of 1957-10-12

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https://doi.org/10.7891/e-manuscripta-87910



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1957-10-12
08:00
Hs 1304.5:247
https://doi.org/10.7891/e-manuscripta-87910
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
535 4 3 D -12.0 210.5
536 6 7 E 40.5 212.8
541 4 4 C -36.2 190.8
542 5 8 D -14.9 186.4
545 34 47 E 19.3 155.6
546 9 14 E 14.0 201.1
550 3 3 A 7.7 132.7
553 14 19 D 24.9 141.4
555 27 36 E -17.4 103.9
558 9 11 E 22.9 85.4
560 28 32 E -24.2 74.7
561 13 15 D 10.2 86.8
562 4 4 C 5.4 97.0
563 1 3 J -29.3 63.8
14 161 206