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Hylas 2 – Orbital HYLAS 2 User Manual

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Orbital Sciences Corporation

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Dulles, Virginia 20166

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©2014 Orbital Sciences Corporation

FS001_10_2998

HYLAS 2

Specifications

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 reflectors 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