Earthdata
CMR Virtual Directories

Global Navigation Satellite System (GNSS) Ionosphere Vertical Total Electron Content (VTEC) Analysis Center Product from NASA CDDIS
temporal
2017

Month	File Count
01	211
02	572
03	671
04	562
05	683
06	601
07	603
08	596
09	604
10	616
11	548
12	325

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NASA Official: Stephen Berrick
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