Sunspot drawing of 1981-9-6

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https://doi.org/10.7891/e-manuscripta-139348



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1981-09-06
08:30
Hs 1304.6:217
https://doi.org/10.7891/e-manuscripta-139348
Observer : Roberto Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
420 16 26 D -12 180
422 1 2 A 16 165
426 1 3 J -24 147
431 11 9 C 8 133
432 37 37 D -10 132
433 4 5 J 12 126
436 14 13 H -16 123
437 1 1 A 19 136
438 1 2 A -18 111
439 3 4 J -5 129
440 17 19 D 29 91
441 50 44 E 9 59
442 1 3 J 14 56
444 6 5 B 0 59
446 4 3 B 13 117
447 1 2 A 17 94
448 6 7 B 20 74
449 2 6 G -7 45
18 176 191