Launch Date

INSAT-3D is an advanced weather satellite of India configured with improved Imaging System and Atmospheric Sounder. INSAT-3D is designed for enhanced meteorological observations, monitoring of land and ocean surfaces, generating vertical profile of the atmosphere in terms of temperature and humidity for weather forecasting and disaster warning.

It carries four payloads -
  • 6 channel multi-spectral Imager
  • 19 channel Sounder
  • Data Relay Transponder (DRT)
  • Search and Rescue Transponder
The payloads of INSAT-3D will provide continuity and further augment the capability to provide various meteorological as well as search and rescue services.
Mission Meteorological and Search & Rescue Services
Mass At Lift-Off 2060 Kg
Power Solar panel generating 1164 W Two 18 Ah Ni-Cd batteries
Physical Dimensions 2.4m x 1.6m x 1.5m
Propulsion 440 Newton Liquid Apogee Motor (LAM) and twelve 22 Newton thrusters with Mono Methyl Hydrazine (MMH) as fuel and mixed Oxides of Nitrogen (MON-3) as oxidizer
Satbilisation 3-asix body stabilized in orbit using Sun Sensors, Star Sensors, gyroscopes, Momentum and Reaction Wheels, Magnetic Torquers and thrusters
Antennae 0.9m and 1.0m body mounted antennas
Launch date
July 26, 2013
Launch site Kourou, French Guiana
Launch vehicle Ariane-5 VA-214
Orbit Geostationary , 82 deg E Longitude
Mission life 7 Years

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