beautypg.com

Intelsat 23 – Orbital Intelsat 23 User Manual

Page 2

background image

Orbital Sciences Corporation

45101 Warp Drive

Dulles, Virginia 20166

www.orbital.com

©2014 Orbital Sciences Corporation

FS004_09_2998

Intelsat 23

Coverage Contour Maps

C-band Coverage Areas Ku-band Coverage Areas

Specifications

Spacecraft

Launch Mass:

3,200 kg (7,055 lb.)

Solar Arrays:

Four 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 >4840 W-Hr capacity Li-Ion batteries

Mission Life:

15 years

Orbit:

307° East Longitude

Hybrid Payload

C-band
Repeater:

24 active transponders with two groups of
16-for-12 redundant TWTAs

Antenna:

2.5 x 2.7 m single shell super-elliptical
deployable reflector; 1.3 x 1.65 m single
shell super-elliptical deck-mounted

Ku-band
Repeater:

15 active transponders with 19-for-15
TWTAs

Antenna:

2.5 x 2.7 m single shell super-elliptical
deployable reflector

Launch

Launch Vehicle:

Proton

Site:

Baikonur, Kazakhstan

Date:

October 14, 2012

Mission Partners

Intelsat

Intelsat is a premier global provider of video and data services
via satellite

Orbital Sciences Corporation

Prime contractor for Galaxy 12, 14 and 15; Intelsat 11, 15, 16, 18, 23
and 28; Horizons-2 for an Intelsat/SKY Perfect JSAT joint venture

International Launch Services

Launch provider

F1 11.7 GHz HP

F2 11.7 GHz HP

F1 14.0 GHz HP

F2 14.0 GHz HP

Eastern Hemisphere 3.7 GHz

Western Hemisphere 3.7 GHz

Eastern Hemisphere 5.925 GHz

Western Hemisphere 5.925 GHz