Sunspot drawing of 1981-8-27

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https://doi.org/10.7891/e-manuscripta-139410



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1981-08-27
07:00
Hs 1304.6:208
https://doi.org/10.7891/e-manuscripta-139410
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
400 1 3 J -2 326
401 2 5 J -17 323
406 9 12 C 11 310
407 2 1 A -10 294
408 21 22 D -10 284
410 11 11 C -9 267
413 24 27 D 12 276
414 20 17 C 20 245
415 7 8 B -5 250
416 7 4 A -3 295
417 20 16 C 17 229
418 24 22 D 17 220
419 11 14 C 16 204
420 12 20 D -11 177
421 1 1 A -10 193
422 1 3 J 15 164
16 173 186