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Telstar 402R

Was renamed Telstar 4 on 28 Feb 1997


Designation 23670 / 95049A
Launch date 24 Sep 1995
Country of origin United States
Mission Telecommunications
Geostationary orbit see below
Launch vehicle Ariane V78

Started serving on 1st December 1995. Was insured for $141 million.

A Canadian company, Tee-Comm Electronics, created AlphaStar in March 1995 by leasing more than half the 24 Ku-band transponders on Telstar 402R. The new service to 61-cm home antennas, offers 110 television and 20 audio channels. It will be expanded to over 200 channels in 1997 using Telstar 5. Customers in Alaska and Hawaii will also be served via slightly larger (76-cm) antennas.

The satellite was renamed Telstar 4 after the loss of Telstar 401

In Jul 2003, this satellite (with others) is sold to Intelsat as Loral Space & Communications Ltd reorganises. FCC approved.

End of life

Out of service 19 Sep 2003
Cause Short circuit in the primary power bus


Begin End Position
L: 24 Sep 1995 Sep 2003 89°W

External resources

sat-index articles

Technical data

C-band Transponder frequency chart
Ku-band Transponder frequency chart

EIRP coverage (dBW)


G/T coverage (dB/K)

C-band horizontal
C-band vertical
Ku-band horizontal
Ku-band vertical

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