Sunspot drawing of 1959-5-18

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https://doi.org/10.7891/e-manuscripta-91306



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1959-05-18
07:00
Hs 1304.5:723
https://doi.org/10.7891/e-manuscripta-91306
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
379 49 13 C 15.7 56.0
383 46 17 D 19.8 49.4
384 1 2 A 8.0 60.0
387 7 8 D 7.2 54.4
388 28 23 D 19.5 39.1
401 13 9 C -7.3 343.7
404 12 11 C 9.5 14.1
405 2 3 A 20.0 326.4
406 6 3 B 19.6 7.3
407 9 5 C 16.4 333.9
408 7 7 C 18.7 310.0
409 12 9 D 22.7 306.2
410 7 7 C -26.1 71.2
411 4 2 A 14.5 19.8
412 2 2 A 23.4 335.0
15 205 121