BSAT-2a, was a geostationary communications satellite operated by B-SAT which was designed and manufactured by Orbital Sciences Corporation on the STAR-1 platform.
It was stationed on the 110° East orbital slot along its companion BSAT-2c from where they provided redundant high definition direct television broadcasting across Japan.
Its dual wing solar panels can generate 2.6 kW of power at the beginning of its design life, and span 16.10 m (52.8 ft) when fully deployed.
[7] It has a single Ku band payload with four active transponders plus four spares with a TWTA output power of 130 Watts.
[4][7] In March 1999, B-SAT ordered from Orbital Sciences Corporation two satellites based on the STAR-1 platform: BSAT-2a and BSAT-2b.