Sunspot drawing of 1989-8-16

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https://doi.org/10.7891/e-manuscripta-144828



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1989-08-16
08:00
Hs 1304.6:2609
https://doi.org/10.7891/e-manuscripta-144828
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
401 1 3 J 13 28
402 6 9 J -13 45
407 5 6 J 30 356
410 3 2 B 14 348
411 8 13 C 18 335
412 74 76 E 16 327
415 4 5 C 21 310
416 21 25 C 27 303
417 3 6 H -23 306
420 3 3 B 28 347
421 5 6 B 18 311
422 4 8 C 27 276
423 4 7 J 30 271
13 141 169