January 4, 2008

               Space Weather Prediction Center (SWPC)
                   MONTHLY IONOSPHERIC DATA LISTS
	       
	
For a description of this data see
 http://www.swpc.noaa.gov/ftpmenu/lists/iono_day/README
 
Monthly files, by Station, for stations reporting in SAO format.
Current and previous month files are kept on-line.
Files updated daily at 0135UT.  

=============     Other On-line Ionospheric Sites   =================== 

  "Introduction to the Ionosphere"
       http://www.ngdc.noaa.gov/stp/IONO/ionointro.html 
  
   The National Geophysical Data Center for Solar Terrestrial Physics 
   archives Ionospheric data and data plots. They have more stations 
   and additional parameters. Follow the "Ionosphere" link or use the 
   interactive SPIDR system.   http://www.ngdc.noaa.gov/stp/ 
  
   The High frequency Active Auroral Research Program (HAARP) has 
   real-time, and archived, Ionospheric and TEC data. 
           http://www.haarp.alaska.edu/haarp/data.html 
 
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   ** Please read the SWPC Disclaimer at http://www.swpc.noaa.gov/ **
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   SWPC provides near-real-time and recent data, solar and geomagnetic 
   indices and solar event reports created from preliminary reports. 
   Preliminary data may contain errors or be revised after further 
   review. The historical products in this SWPC Warehouse are the 
   preliminary reports as originally published. SWPC does not encourage 
   the use of preliminary data for research purposes. 
   
   Links to on-line data at SWPC and archive sites with final data:
                    http://www.swpc.noaa.gov/Data/
   ****************************************************************** 


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