Canadian Telecommunications Satellite project. Only one spacecraft launched.

Typical orbit: 35704 km x 35840 km at 13 degrees inclination. Mass: 500 kg (1,100 lb). Main Engine: Star 27. Associated Launch Vehicle: Delta 2000.

• 1976 January 17 - CTS 1 - Launch Site: Cape Canaveral. Launch Vehicle: Delta 2000. Mass: 500 kg (1,100 lb). Perigee: 35,704 km (22,185 mi). Apogee: 35,840 km (22,260 mi). Inclination: 12.80 deg. Period: 1,435.40 min.

  Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C). Positioned in geosynchronous orbit over the Americas at 116 deg W in 1976-79; over the Pacific Ocean 142 deg W in 1979 As of 5 September 2001 located at 135.36 deg W drifting at 0.161 deg W per day. As of 2007 Mar 10 located at 131.55W drifting at 0.190W degrees per day.

• JPL Mission and Spacecraft Library, Jet Propulsion Laboratory, 1997. Accessed at: http://msl.jpl.nasa.gov/home.html.

• USAF Satellite Database, USAF Institute of Technology, 1995. Accessed at: ftp://archive.afit.af.mil/pub/space/.

• McDowell, Jonathan, Launch Log, October 1998. Jonathan McDowell's complete on-line listing of all objects orbited since Sputnik. Accessed at: http://hea-www.harvard.edu/~jcm/space/log/launch.html.

• McDowell, Jonathan, Jonathan's Space Home Page, Harvard University, 1997-present. Jonathan McDowell's complete on-line listing of all objects orbited and over 20,000 rocket launches Accessed at: http://www.planet4589.org/jsr.html.

• Krebs, Gunter, Gunter's Space Page, University of Frankfurt, 1996. Accessed at: http://www.skyrocket.de/space.