Earthdata
CMR Virtual Directories

Global Navigation Satellite System (GNSS) Ionosphere Vertical Total Electron Content (VTEC) Fluctuation Measurement Product from NASA CDDIS
temporal
2020

Month	File Count
01	28
02	22
03	26
04	28
05	25
06	27
07	26
08	27
09	28
10	21
11	23
12	10

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NASA Official: Doug Newman
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