Sunspot drawing of 1989-8-18

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https://doi.org/10.7891/e-manuscripta-144805



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1989-08-18
07:45
Hs 1304.6:2611
https://doi.org/10.7891/e-manuscripta-144805
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
407 2 4 J 30 354
411 6 6 A 19 338
412 110 110 E 16 327
415 7 7 C 21 306
416 26 30 C 27 302
417 2 6 H -23 306
421 22 23 C 18 311
422 3 5 J 27 278
423 8 7 C 29 272
424 2 3 J 26 30
425 1 1 A 7 360
427 2 5 C -14 250
428 1 3 J -20 238
13 192 210