Sunspot drawing of 1961-12-22

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https://doi.org/10.7891/e-manuscripta-92746



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1961-12-22
09:00
Hs 1304.5:1541
https://doi.org/10.7891/e-manuscripta-92746
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
336 12 9 B 11.9 73.5
337 22 36 E -4.7 20.8
338 10 8 C 14.8 93.4
339 1 1 A -1.4 100.8
4 45 54