Earthdata
CMR Virtual Directories

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

Year	File Count
2018	1632
2019	18489
2020	14238
2021	11859
2022	20418
2023	35572
2024	45745
2025	54918
2026	8205

NASA Links

NASA Official: Doug Newman
Web Privacy Policy
Data and Information Policy
Communications Policy
Freedom of Information Act
USA.gov
Sitemap
V 20.4.1.49