Sunspot drawing of 1989-8-21

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https://doi.org/10.7891/e-manuscripta-144579



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1989-08-21
08:15
Hs 1304.6:2614
https://doi.org/10.7891/e-manuscripta-144579
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
407 1 3 J 30 353
412 81 72 E 16 326
415 8 8 B 22 309
416 27 25 D 28 300
417 10 12 H -23 305
421 16 18 C 18 312
422 4 4 B 23 273
423 9 5 B 29 271
427 3 5 B -13 250
428 10 11 C -20 244
429 2 4 B 24 294
430 4 4 B 14 263
433 4 7 C -19 232
434 7 10 C 17 349
14 186 188