Optus D1 [OSC]
Official name OPTUS D1
Alternative name Optus D1
Cospar ID 2006-043B
Norad ID 29495
Launch date 2006-10-13
Launch site FRGUI
Launch vehicle Ariane-5ECA
Country/Organization Australia
Type application Communication
Operator Optus Networks, Pty.
RCS size LARGE
Decay date ON ORBIT
Period (min) 1436.09
Inclination (deg) 1.05
Perigee (km) 35770
Apogee (km) 35803
Eccentricity 0.000461067721068001
Mean motion (revs. per day) 1.00272267058471
Semi-Major axis (km) 42164.635
Raan (deg) 89.1697
Arg of perigee (deg) 314.6094
Shape Box + 2 Pan
Mass (kg) 2299
Height (m) 4
Width (m) 2.3
Depth (m) 2.3
Span (m^2) 17
Lifetime 15 years
Contractors Orbital Sciences Corporation (OSC)
Equipment 24 (+8) Ku-band transponders
Propulsion IHI BT-4
Configuration Star-2.4 Bus
Power 2 deployable solar arrays, batteries

The two satellites of the Optus-D series will be based on Orbital's Star-2 platform and will carry 24 Ku-band transponders, with 8 back-up channels also available, to provide fixed communications and direct television broadcasting services to Australia and New Zealand. The first satellite, Optus D1, will generate approximately 4.0 kilowatts of electrical power and is scheduled for delivery in the fourth quarter of 2005. The second satellite, Optus-D2, will generate approximately 4.7 kilowatts of power and is scheduled for delivery in the fourth quarter of 2006. Financial details of the contract were not released.

Satellite COSPAR Date LS Launch Vehicle Remarks
OPTUS D1 2006-043B 2006-10-13 FRGUI Ariane-5ECA with DirecTV 9S, LDREX 2