IRS-P3 is an Indian experimental Earth Observation mission, considered to be pre-operational and serving in parallel for technology evaluation and scientific methodology studies.
It 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.