Instruction Manual
Orbital Sciences Corporation
45101 Warp Drive
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Dulles, Virginia 20166
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www.orbital.com
©2014 Orbital Sciences Corporation FS004_05_2998
Horizons-2
Mission Partners
Horizons Satellite Holdings, LLC
A joint venture between Intelsat and SKY Perfect JSAT
Orbital Sciences Corporation
Prime contractor for Galaxy 12, 14 and 15; Intelsat 11, 15, 16, 18,
23 and 28; and Horizons-2 for an Intelsat/SKY Perfect JSAT joint
venture
Arianespace
Launch provider
Specications
Spacecraft
Launch Mass: 2,350 kg (5,181 lb.)
Solar Arrays: Three panels per array, UTJ Gallium
Arsenide cells
Stabilization: 3-axis stabilized; zero momentum system
Propulsion: Liquid bi-propellant transfer orbit system;
monopropellant (hydrazine) on-orbit system
Batteries: Two >3850 W-Hr capacity Li-Ion batteries
Mission Life: 15 years
Orbit: 74° West Longitude
Payload
Ku-band
Repeater: 16 active transponders with 22-for-16
redundant TWTAs; 4 active transponders
with 6-for-4 redudant TWTAs
Antenna: Two 2.3 m dual grid shaped reectors
Launch
Launch Vehicle: Ariane 5
Site: Kourou, French Guiana
Date: December 21, 2007
East Coast Coverage Area
Coverage Contour Maps
CONUS Coverage Area