Orbital Mexsat Bicentenario User Manual

Mexsat bicentenario, Mission description, The geostar

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Communications

Mission Description

Orbital was selected by the Boeing Company to provide the Fixed Satellite Services (FSS) segment
of the Mexsat satellite system for the Federal Government of Mexico. The Mexsat system is a three
satellite system consisting of two Mobile Satellite Services (MSS) spacecraft designed and built by
Boeing (Mexsat Centenario and Mexsat Morelos 3) and one FSS satellite, Mexsat Bicentenario,
designed and built by Orbital.

Mexsat Bicentenario is based on Orbital’s GEOStar-2

platform, generates approximately 3.5

kilowatts of payload power and carries 12 active extended Ku-band and 12 active extended C-band
transponders. The spacecraft provides communications services to Mexico and its surrounding waters
from the 114.9 degrees West Longitude orbital slot. In addition to the Mexsat Bicentenario spacecraft,
Orbital also provided the FSS ground segment, including the satellite command and control ground
equipment and software as well as training and operational documentation.

The GEOStar

Advantage

Orbital’s highly successful Geosynchronous Earth Orbit (GEO) communications satellites are based on
the company’s GEOStar spacecraft platform, which is able to accommodate all types of commercial
communications payloads and is compatible with all major commercial launchers. The company’s
GEOStar product line includes the GEOStar-2 design, which is optimized for smaller satellite missions
that can support up to 5.0 kilowatts of payload power. Orbital has also developed the higher-power
GEOStar-3 spacecraft design, delivering the next increment of payload power for applications between
5.0 and 8.0 kilowatts, allowing Orbital to offer its innovative and reliable satellite design to the
medium-class of communications satellites.

Coverage:

Mexico and surrounding waters

Mission:

C- and Ku-band FSS communications

Customers:

The Boeing Company (prime contractor)

Federal Government of Mexico, through
the Ministry of Communications and
Transports

FACTS AT A GLANCE

Mexsat Bicentenario in Orbital's Dulles,
Virginia satellite manufacturing facility

Mexsat Bicentenario

Hybrid C-band and Ku-band Commercial Communications Satellite

GEO

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