Sunspot drawing of 1967-12-13

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https://doi.org/10.7891/e-manuscripta-95235



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1967-12-13
08:45
Hs 1304.5:3405
https://doi.org/10.7891/e-manuscripta-95235
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
475 3 J 8.9 158.1
481 5 J -15.6 121.6
482 10 D 23.2 131.3
484 4 J -23.3 98.1
489 8 C 8.8 84.8
490 13 D -17.6 91.4
492 5 J 9.2 38.8
493 26 E -24.1 110.9
494 9 D 13.9 145.9
495 7 C 19.1 36.9
496 2 A 19.3 24.8
11 92