Access to the CSRS Online Database is free but requires a Username and Password.

Already a member :      New User : 

The CSRS Online Database allows users direct access to

• federal horizontal and vertical control networks station information;
• CACS RINEX and Precise Ephemeris files;
• online CSRS-PPP (Precise Point Positioning) GPS processing service;
• downloadable PC software (GPS·H, NTv2 and PPP Direct);
• the Canadian Gravity Standardization Net (CGSN),