Sunspot drawing of 1989-10-4

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https://doi.org/10.7891/e-manuscripta-144784



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1989-10-04
10:00
Hs 1304.6:2655
https://doi.org/10.7891/e-manuscripta-144784
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
500 1 3 J -13 115
504 17 16 B -18 78
509 12 18 C -19 66
510 6 12 C 28 47
511 3 4 J -26 91
515 5 7 C 13 50
516 4 6 J 23 43
517 1 3 J -17 10
518 17 27 D 27 359
519 1 3 J 18 359
520 11 16 B -11 53
521 1 2 A -13 69
522 9 12 D 13 28
523 6 8 C -14 350
524 3 6 C 34 340
15 97 143