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Mission type Earth Observation
Remote Sensing
Operator ISRO
COSPAR ID 1997-057A
Mission duration 12 years
Spacecraft properties
Bus I-2K
Manufacturer ISRO
Launch mass 1,250 kilograms (2,760 lb)
Dimensions 1.93 x 1.7 x 1.65 metres
Power 809 watts
Start of mission
Launch date September 29, 1997, 04:47 (1997-09-29UTC04:47Z) UTC
Rocket PSLV-C1
Launch site Sriharikota FLP
Orbital parameters
Reference system Geocentric
Regime Sun-synchronous
Inclination 98.6 degrees
Period 102.9 minutes

IRS-1D is seventh satellite in Indian Remote Sensing satellite series of Earth Observation satellites, built, launched and maintained by Indian Space Research Organisation. The satellite has similar capabilities as that of ISRO's IRS-1C satellite with some improvements added for better imagery particularly in thematic mapping.[1]


The satellite carried following instruments onboard :

  • Panchromatic camera with spatial resolution of 5.8 m.
  • Linear Imaging Self Scanner with spatial resolution of 23.5 m.
  • Wide Field Sensor (WIFS) with a ground resolution of 188 m.[2]

See also[edit]


  1. ^ "IRS-1D". ISRO. Retrieved 2013-02-26. 
  2. ^ "IRS-1D Completes Three Years in Orbit". SpaceDaily - Your portal to Space. 2000-10-29. Retrieved 2013-02-26.