Earthdata
CMR Virtual Directories

Global Navigation Satellite System (GNSS) Ionosphere Vertical Total Electron Content (VTEC) Analysis Center Product from NASA CDDIS
temporal
2015

Month	File Count
01	676
02	591
03	644
04	272
05	124
06	183
07	155
08	127
09	239
10	576
11	663
12	354

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NASA Official: Stephen Berrick
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