PSLV C4

Updated on Dec 25, 2024

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Names MetSat mission Website ISRO website		Operator ISRO Mission duration 1,211 seconds
Mission type Deployment of three satellites. Spacecraft Polar Satellite Launch Vehicle

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: 295,000 kilograms (650,000 lb)

Payload weight: 1,060 kilograms (2,340 lb)

Overall height: 44.4 metres (145.7 ft)

Propellant:

First stage: Solid HTPB based (138.0 + 54 tonnes)

Second stage: Liquid UDMH + N2O4 (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.

References

PSLV-C4 Wikipedia

(Text) CC BY-SA

Contents

Mission highlights

Mission parameters

Payload

References