Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System (GNSS) GPS Broadcast Ephemeris Data (hourly files) from NASA CDDIS
temporal
2021

Month	File Count
01	779
02	1006
03	87711
04	6689
05	7047
06	149776
07	191525
08	163858
09	186621
10	217731
11	208674
12	207980

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