IRS P3

IRS P3

IRS-P3 was launched by PSLV-D3 on March 21, 1996 from SHAR Centre, Sriharikota, India. IRS-P3 carries two remote sensing payloads - Wide Field Sensor (WiFS) similar to that of IRS-1C, with an additional Short Wave Infrared Band (SWIR) and a Modular Opto-electronic Scanner (MOS). It also carries an X-ray astronomy payload and a C-band transponder for radar calibration. Mission completed during January 2006 after serving 9 years and 10 months.

Mission Remote sensing of earth's natural resources. Study of X-ray Astronomy. Periodic calibration of PSLV tracking radar located at tracking stations.
Weight 920 kg
onboard power 817 Watts
Communication S-band
Stabilization Three axis body stabilized
RCS Combinations of bladder type and surface tension type mass expulsion monopropellant hydrazine system
Payload WideField Sensor (WiFS), Modular Opto - electronic Scanner (MOS), Indian X-ray Astronomy Experiment (IXAE),C-band transponder(CBT)
Launch date March 21, 1996
Launch site SHAR Centre, Sriharikota, India
Launch vehicle PSLV-D3
Orbit 817 km. Circular polar sun-synchronous with equatorial crossing at 10.30 am (descending node)
Inclination 98.68 Degree
Repetivity WiFS : 5 days
Mission Completed January 2006

IRS P3