Sunspot drawing of 1969-10-11

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https://doi.org/10.7891/e-manuscripta-95902



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1969-10-11
09:30
Hs 1304.5:3976
https://doi.org/10.7891/e-manuscripta-95902
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
414 40 E 17.9 334.9
415 5 A 26.4 298.4
419 4 J -14.4 275.9
421 13 J 10.6 254.4
4 62