Sunspot drawing of 1969-10-7

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https://doi.org/10.7891/e-manuscripta-95700



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1969-10-07
07:30
Hs 1304.5:3972
https://doi.org/10.7891/e-manuscripta-95700
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
412 11 C -12.6 14.0
414 74 E 17.8 333.8
415 15 C 25.7 300.4
419 5 J -14.9 276.9
420 8 B 23.2 287.9
421 20 C 10.1 253.7
6 133