Sunspot drawing of 1991-6-28

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https://doi.org/10.7891/e-manuscripta-145950



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1991-06-28
06:30
Hs 1304.6:3192
https://doi.org/10.7891/e-manuscripta-145950
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
309 3 3 A 22 49
312 1 3 J -16 59
323 23 29 D 5 356
324 38 39 D -7 354
325 12 13 C 3 332
329 5 8 C -4 7
330 1 1 A -16 350
331 5 5 B -7 343
334 1 2 A 18 358
335 5 10 D 11 293
336 1 1 A -14 8
337 2 2 A -27 345
338 2 2 A 9 336
339 1 3 J 20 282
14 100 121