ABS-1 @ 75° East Technical Information

 

Satellite Information

Bus Type Lockheed Martin A2100 AX
Orbital Location 75° East
Stabilization 3 Axis
Station Keeping Accuracy ± 0.05 E-W and N-S
Life Time Greater than 15 years
Full Eclipse Protection Yes
Launch Date September 27, 1999
Start of Service October, 1999
Spacecraft Control Centre A2100 Satellite Operation Centre, Newtown, Pennsylvania
Monitoring in Coverage Area Dubna, Russia and Shipka, Bulgaria

Transponder Information

Parameters C-Band Ku-Band
Numbers of Transponders 28 16
Transponders Bandwidth 36MHz 27MHz
Uplink / Download Operating Frequency 5725-6025 / 3700-4000MHz
6425-6725 / 3400-3700MHz
13750-14000 / 12500-12750MHz
Uplink / Downlink Signal Polarization Linear / Horizontal and Vertical
Cross-Polar Discrimation 30dB
EIRP Inside Service Area (edge and peak value) 31 to 39 dBW (A Beam)
34 to 39 dBW (B Beam)
34 to 49.5 dBW (Northern Beam)
41 to 52 dBW (Southern Beam)
TWTA Size 45 Watts 90 Watts (Northern Beam)
90 and 135 Watts (Southern Beam)
TWTA Redundancy 2 group of 16 for 14 2 group of 11 for 8
Receiver Redundancy 4 for 2