Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System (GNSS) GPS Broadcast Ephemeris Data (daily files) from NASA CDDIS
temporal
2015

Month	File Count
01	18139
02	17288
03	18484
04	14987
05	14336
06	12159
07	12780
08	14116
09	14956
10	19019
11	20369
12	16925

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NASA Official: Doug Newman
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