Title on HTML header: NGDC/STP real time ionograms
Format
Maps, Atlases
Language
English
Publication
[Washington, D.C.] : U.S. Dept. of Commerce, NOAA Satellite and Information Service, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center, [1998]
Physical Details
data file
OCLC
ocn316527603
Cartographic Data
Scale not given
Title from HTML index page (viewed Mar. 20, 2009).
Shows data taken from Vandenberg Air Force Base on Nov. 6, 1998.
Mode of access: Internet from the NOAA SSD web site. Address as of 3/20/09: http://www.ngdc.noaa.gov/stp/IONO/grams.html; current access via PURL.