Sunspot drawing of 1981-9-30

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https://doi.org/10.7891/e-manuscripta-139424



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1981-09-30
07:45
Hs 1304.6:233
https://doi.org/10.7891/e-manuscripta-139424
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
484 1 3 J -9 198
486 1 3 J -9 228
488 1 3 J -14 184
493 16 13 B -7 190
494 5 5 B -13 171
495 9 9 C 8 157
496 5 5 J 5 154
497 13 19 D 8 189
498 2 4 A 10 139
499 14 20 C 15 133
500 3 5 C -16 125
501 10 18 D -7 156
502 4 8 G 17 142
503 10 12 C -17 105
504 3 2 A 13 112
505 2 1 A 18 160
506 4 2 A -9 148
507 2 1 A -10 137
18 105 133