Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System (GNSS) Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
temporal
2026
06

Day	File Count
01	121
02	204
03	155
04	176
05	174
06	170
07	172
08	167
09	170
10	168
11	165
12	163

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NASA Official: Doug Newman
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