Earth Observation Satellite - 04 (also known as RISAT-1A)
6th flight unit of the RISAT programme.
Main mission: land observation.
Provides images under all-weather conditions for applications such as agriculture, forestry, soil moisture, hydrology, and flood mapping.
Mass at launch
Data access link
no link provided
Data access information
Direct reception at appointed ground stations in X-band.
Off-line data are distributed by the National Remote Sensing Center (NRSC) in Hyderabad. Web site:
Details on Status
14 Feb 2022
Associated satellite programme and related satellites
Note: red tag: no longer operational , green tag: operational ,
blue tag : future
All known Instruments flying on
SAR-C Synthetic Aperture Radar (C-band)
Show instrument status and calibration
Telecommunication frequency or microwave sensing channel information
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Dir or Mode
Data rate or Baseband
5350 - 5350 MHz