Welcome to ISTRAC

Indian Space Research Organization (ISRO), over the years, established a comprehensive network of ground stations to provide Telemetry, Tracking and Command (TTC) support to Satellite and Launch vehicle missions. These facilities are grouped under ISRO Telemetry, Tracking and Command Network (ISTRAC) with its headquarters at Bangalore, Karnataka State, INDIA.

ISTRAC has TTC ground stations at Bangalore, Lucknow, SHAR (Sriharikota), Thiruvananthapuram, Port Blair Island, Brunei, Biak(Indonesia) and Mauritius meeting international standards.

ISTRAC Profile
  • ISTRAC, Bangalore consists of TTC Ground station (BLR) with full redundancy, Multi-mission Spacecraft Control Center to carryout and control spacecraft operations and to co-ordinate with the network stations. Computer facility with distributed architecture providing independent processors for communications handling, dedicated processors to provide real-time displays for individual spacecraft missions and off-line processors for carrying out spacecraft data archival, analysis and orbit determination.
  • Communication Control facility for establishing links in between SCC and ISTRAC network stations as well as to the control centers of other participating external space agencies and data receptions stations through dedicated voice, data and TTC links.
ISTRAC Quality Policy
To strive for continuous improvement in space operations and provide fault-free services



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Our Mission

Tracking, Commanding, House Keeping and data acquisition as well as health analysis and control, orbit and attitude determination and network co-ordination support to all Low Earth orbit satellites of ISRO throughout their mission life.

Telemetry data acquisition support for ISRO launch vehicles from lift off till satellite injection and down range tracking support for monitoring and determination of the satellite injection parameters.

Providing the close co-ordination between spacecraft and launch vehicle teams, supporting ground stations right from planning till the completion of mission for the national and international satellite missions.

Telemetry, Tracking and command support for the International satellite launch missions.