Sunspot drawing of 1991-9-4

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https://doi.org/10.7891/e-manuscripta-145968



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1991-09-04
07:30
Hs 1304.6:3260
https://doi.org/10.7891/e-manuscripta-145968
Observer : Michele Bianda
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
467 8 18 D 22 234
473 2 5 J -20 212
474 5 6 D -5 250
475 27 32 D -20 200
478 4 8 D 11 227
480 3 3 B -22 190
481 11 14 C -8 193
485 1 1 A -11 140
486 1 3 J -25 105
9 62 90