Sunspot drawing of 1961-2-17

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https://doi.org/10.7891/e-manuscripta-92634



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1961-02-17
07:30
Hs 1304.5:1267
https://doi.org/10.7891/e-manuscripta-92634
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
40 2 A -17.8 265.7
41 6 B 7.1 125.9
42 4 B 8.2 243.1
43 3 A 12.5 174.9
44 3 J -11.3 107.7
5 18