On 31 October 2020, anonymous ftp access will officially be discontinued at CDDIS. CDDIS is STRONGLY recommending all users begin to transition to using alternate method of access to the CDDIS archive. Examples of alternate methods can be found at: https://cddis.nasa.gov/Data_and_Derived_Products/CDDIS_Archive_Access.html.
Related data and information links
- International GNSS Service (IGS)
- IGS Tracking Stations
- IGS Analysis Centers
- IGS Data Centers
- IGS Analysis Center Coordinator (ACC) web sites
- IGS Real-Time Service (RTS)
- IGS Multi-GNSS Experiment (MGEX), including satellite information
- GNSS system status information
- IGS data and product formats
- RINEX Version 2.11
- RINEX Version 3.03
- NOAA's Continuously Operating Reference Stations (CORS)
- UNAVCO
- GPS Seamless Archive Center (GSAC)
- Russian GLONASS Home Page
- International GLONASS Experiment (IGEX-98)
- Interactive GPS Calendar
- Earth orientation animations
Responsible NASA Official: Patrick Michael
Web Curator: Lori J. Tyahla
Last modified date: Mar 24, 2020
Web Curator: Lori J. Tyahla
Last modified date: Mar 24, 2020
