Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System (GNSS) Compact Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
temporal
2015

Month	File Count
01	33321
02	30882
03	33828
04	24573
05	21002
06	18340
07	18594
08	19926
09	21648
10	30282
11	33214
12	24057

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NASA Official: Doug Newman
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