Sunspot drawing of 1980-9-17

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https://doi.org/10.7891/e-manuscripta-99818



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1980-09-17
08:00
Hs 1304.5:7297
https://doi.org/10.7891/e-manuscripta-99818
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
504 10 J 14.2 147.3
508=511 42 E -12.0 115.1
510 2 B -8.6 147.6
515 1 A 15.3 116.4
516 5 J -30.8 55.9
517 5 B 38.4 138.7
519 1 A 22.3 105.1
521 4 B -10.4 75.6
522 1 A 22.6 97.4
9 71