Index of ftp://ftp.ngdc.noaa.gov/STP/space-weather/solar-data
Parent Directory
aeronomy-geomagnetism
3.00b
September 9 2012
serv
8.00b
January 16 2015
solar-features
7.00b
March 10 2013
solar-imagery
7.00b
March 5 2014
solar-indices
7.00b
August 10 2014
solar-miscellaneous
4.00b
March 4 2014