PSLV-C4

PSLV-C4 was the fourth operational launch and overall seventh mission of the PSLV program. This launch was also the forty-eight launch by Indian Space Research Organisation since its first mission on 1 January 1962. The vehicle carried and injected India's first dedicated Meteorological satellite, Kalpana-1 (originally called MetSat) into the Geosynchronous transfer orbit. PSLV-C4 was launched at 15:53 hours IST on 12 September 2002 from Satish Dhawan Space Centre (then called "Sriharikota Launching Range").

Mission highlights

 * Fourth operational launch of the PSLV program.
 * Overall seventh mission of the PSLV program.
 * First Indian spaceflight to inject a satellite in the Geosynchronous transfer orbit.
 * PSLV-C4 carried and injected India's first dedicated Meteorological satellite, Kalpana-1.

Mission parameters

 * Mass:
 * Total liftoff weight: 295000 kg
 * Payload weight: 1060 kg
 * Overall height: 44.4 m
 * Propellant:
 * First stage: Solid HTPB based (138.0 + 54 tonnes)
 * Second stage: Liquid UDMH + (40.6 tonnes)
 * Third stage: Solid HTPB based (7.6 tonnes)
 * Fourth stage: Liquid MMH + MON (2.5 tonnes)
 * Engine:
 * First stage: S139
 * Second stage: Vikas
 * Third stage:
 * Fourth stage: 2 x PS-4
 * Thrust:
 * First stage: 4,628 + 662 x 6 kN
 * Second stage: 725 kN
 * Third stage: 260 kN
 * Fourth stage: 7.4 x 2 kN
 * Duration: 1,211 seconds

Payload
PSLV-C4 carried and deployed India's first dedicated Meteorological satellite, Kalpana-1 into the Geosynchronous transfer orbit.