Sunspot drawing of 1959-5-17

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https://doi.org/10.7891/e-manuscripta-91303



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1959-05-17
07:00
Hs 1304.5:722
https://doi.org/10.7891/e-manuscripta-91303
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
366 4 C -18.3 100.5
371B 6 J 26.3 89.1
379 12 B 13.2 60.2
383 42 E 18.2 51.7
384 4 J 8.1 58.7
387 14 D 7.0 53.7
388 18 D 18.6 39.5
401 7 C -7.6 342.7
403 3 B 26.3 37.9
404 5 J 9.7 13.3
405 2 A 19.9 326.4
406 4 B 18.4 8.5
407 3 A 15.9 333.9
408 4 C 18.3 310.0
409 7 D 22.6 305.4
15 135