Sunspot drawing of 1991-9-7

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https://doi.org/10.7891/e-manuscripta-146014



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1991-09-07
09:30
Hs 1304.6:3263
https://doi.org/10.7891/e-manuscripta-146014
Observer : Michele Bianda
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
473 1 3 J -20 213
475 12 28 D -20 199
481 1 3 J -7 201
486 1 3 J -25 103
487 24 40 D -12 183
489 6 14 C -12 117
490 2 2 B -11 126
491 2 4 C -6 59
8 49 97