Sunspot drawing of 1969-9-17

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https://doi.org/10.7891/e-manuscripta-95856



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1969-09-17
07:30
Hs 1304.5:3954
https://doi.org/10.7891/e-manuscripta-95856
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
385 6 J -17.7 246.5
386 18 C 13.8 236.1
388 24 D -5.4 219.8
389 7 B -9.5 244.4
390 20 D 6.9 262.5
392 2 A -17.5 183.3
393 2 A 1.0 169.5
394 2 A -19.9 169.8
395 3 B -4.9 207.5
396 2 B 12.1 151.0
10 86