Sunspot drawing of 1988-12-22

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https://doi.org/10.7891/e-manuscripta-143844



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1988-12-22
09:00
Hs 1304.6:2398
https://doi.org/10.7891/e-manuscripta-143844
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
400A 1 8 C -32 319
401 10 7 C -33 302
405 4 7 C 21 309
405A 7 12 D 23 300
406 36 38 D 27 274
407 22 26 C 24 267
407A 6 5 B 28 252
409 19 23 C -22 265
410 21 24 D 16 221
413 38 36 D 21 200
414 16 26 D 17 265
415 9 11 C -33 282
416 1 1 A 15 185
417 6 12 C 22 164
418 3 5 B -18 247
419 4 4 A 30 224
420 7 11 C 19 163
421 6 8 B -20 156
422 4 10 C -16 153
19 220 274