Intelsat 18 is one of ten STAR GEO communications satellites ordered by Intelsat. The spacecraft carries a hybrid C- and Ku-band payload and is located at an orbital slot at 180 degrees East Longitude. The satellite's C-band payload serves Eastern Asia, the Pacific and the Western United States and its Ku-band payload serves French Polynesia, Eastern Australia and the United States.
Performance:
C-band
Repeater: 24 active transponders with two groups of 16-for-12 redundant TWTAs
Antenna: 2.5 m x 2.7 m single shell super-elliptical deployable reflector; 1.45 m deck-mounted antenna
Ku-band
Repeater: 12 active transponders with two groups of 8-for-6 TWTAs
Antenna: 2.5 m x 2.7 m single shell deployable reflector
Stabilization: 3-axis stabilized; zero momentum system
Launch Mass: 3,200 kg (7,055 lb.)
Mission Life: 15 years (fueled for 16 years)
Status:
Launched October 5, 2011
Coverage: Asia Pacific Region
Customer: Intelsat - Luxembourg
Mission: Ku- and C- band communications for the Asia Pacific Region
