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 FS001_10_2998
HYLAS 2
Specications
Spacecraft
Launch Mass: 3,325 kg (7,330 lb.)
Solar Arrays: Four panels per array, UTJ Gallium
Arsenide cells
Stabilization: 3-axis stabilized
Propulsion: Monopropellant (hydrazine) on-orbit system
Batteries: Two 5140 W-Hr capacity Li-Ion batteries (BOL)
Mission Life: 15 years (fueled for >16 years)
Payload
Forward Repeater: 24 active transponders with 130 W TWTAs
Return Repeater: Six active transponders with 90 W TWTAs
Antenna: Two deployable reectors with six antenna
surfaces; one steerable deck-mounted
Launch
Launch Vehicle: Ariane 5
Site: Kourou, French Guiana
Date: August 2, 2012
Mission Partners
Avanti Communications
The United Kingdom’s only Fixed Satellite Services (FSS) operator
Orbital Sciences Corporation
Prime contractor for the HYLAS 2 satellite