Sunspot drawing of 1958-7-18

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https://doi.org/10.7891/e-manuscripta-88117



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1958-07-18
05:30
Hs 1304.5:466
https://doi.org/10.7891/e-manuscripta-88117
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
369 3 5 C -22.0 126.0
375 1 4 J 16.9 101.3
379 4 6 C 40.6 75.5
381 50 64 E 8.9 59.1
386 18 16 C -3.7 50.8
387 6 7 C -19.8 53.2
389 48 39 D -22.7 94.2
390 18 14 C 20.7 27.1
391 2 2 A -13.0 78.5
393 3 5 C 15.6 95.2
394 1 3 J 10.7 84.7
396 8 13 D 7.8 37.7
397 2 2 A -26.4 60.6
398 2 3 A 13.9 25.3
399 2 2 A 18.0 21.3
400 1 1 A -16.2 4.7
401 2 1 A -21.9 349.4
17 171 187