On 31 October 2020, anonymous ftp access will officially be discontinued at CDDIS. Beginning August 10, 2020, CDDIS will bandwidth limit ALL IPs using anonymous ftp to just 250KB/s transfer rates. 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.

close window
CDDIS Archive Explorer

The CDDIS Archive Explorer application allows users to query the data holdings of the CDDIS to learn more about what data are available for download. Note: Queries for VLBI data holdings will be available for browsing soon. To learn more about the Archive Explorer application, please consult the FAQ

Data Type GNSS SLR DORIS VLBI
Data Rate Daily Hourly High-rate

Temporal Search Start Date: End Date:

Spatial Search
North: West: East: South: