THAICOM 4 (IPSTAR) is the first High Throughput Satellite (HTS) ever launched – providing businesses, government administrations and the telecom industry in Asia-Pacific with cost-effective satellite broadband capacity and services.

For more information on THAICOM-4 (IPSTAR) and related broadband satellite services, visit

Manufacturer Space Systems Loral
Orbital Slot 119.5° East
Design Life 15 Years
Attitude Control 3-Axis Stabilized, Momentum-Bias System
Launch Mass 6,505 Kg
Launch Date August 2005
Number of Beams
84 Ku-Spot Beams (2-way)
8 Ku-Spot Beams (Augment) (2-way)
3 Ku-Shaped Beams (2-way)
7 Ku-Broadcast Beams (1-way)

Service Footprint