Sunspot drawing of 1980-9-11

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https://doi.org/10.7891/e-manuscripta-99859



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1980-09-11
07:15
Hs 1304.5:7291
https://doi.org/10.7891/e-manuscripta-99859
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
486 5 B 19.3 247.8
488 12 D 21.7 266.4
489 4 J 25.5 231.9
492 7 C 11.8 229.9
501 18 B 6.9 175.2
504 30 D 12.9 148.2
505 2 A 18.4 150.3
508 3 J -9.4 118.0
509 15 C -11.5 243.8
510 5 B -8.9 147.1
511 7 C -11.8 110.1
11 108