Search results with tag "Noaa nesdis ngdc stp"

NOAA/NESDIS/NGDC/STP, Boulder-Sunspot Number Data …

www.ngdc.noaa.gov

number of sunspot groups and s is the total number of distinct spots. The scale factor K (usually less than unity) depends on the observer and is intended to effect the …

Number, Noaa, Neisd, Sunspots, Sunspot number, Noaa nesdis ngdc stp, Ngdc

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NOAA/NESDIS/NGDC/STP, Sunspot Number, Number, Sunspot