Sunspot drawing of 1957-6-18

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https://doi.org/10.7891/e-manuscripta-87765



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1957-06-18
06:45
Hs 1304.5:142
https://doi.org/10.7891/e-manuscripta-87765
Observer : J. Jzsák
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
308 2 A 11.2 309.9
309 47 F 30.8 280.7
313 24 C -17.4 231.7
314 30 C -14.0 231.0
315 15 B -20.8 223.2
316-317 77 F -15.0 218.2
318 81 E -37.1 201.1
321 9 C 25.3 191.8
322 90 F 18.2 184.3
323 1 A -9.4 292.1
325 10 B -15.6 240.7
326 3 C -13.3 201.4
327 3 J 28.8 166.2
328 3 J 21.5 157.6
329 5 J -20.1 151.3
15 400