ISRO successfully launches PSLV-C56 from Sriharikota's first launch pad

ISRO launched PSLV-C56 from Sriharikota's First Launch Pad (FLP) at Satish Dhawan Space Centre (SDSC)

By  Annesha Barua July 30th 2023 09:19 AM

Sriharikota, July 30: ISRO Chairman S Somanath announced the successful placement of 7 Singapore satellites into orbit by the PSLV-C56 launch vehicle. The launch took place at 6.30 am from the Satish Dhawan Space Centre (SDSC) SHAR in Sriharikota. The mission included the primary satellite DS-SAR and 6 co-passenger satellites.

Addressing the ISRO scientists after the successful launch, Somanath congratulated the team, saying, "PSLV-C56, carrying seven satellites, including the primary satellite DS-SAR and 6 co-passenger satellites, has been successfully placed in the right orbit. This is a mission of NSIL, and I want to congratulate the customers sponsored by the Government of Singapore for having this mission onboard PSLV."


This marked the 58th overall flight of the PSLV and the 17th using the Core Alone configuration. After deploying all the satellites, the upper stage of the rocket was placed in a lower orbit to ensure its shorter orbital life.

The PSLV-C56/DS-SAR mission was the Dedicated Commercial Mission of NewSpace India Limited (NSIL) for ST Engineering, Singapore. The primary satellite, DS-SAR, is a Radar Imaging Earth Observation satellite developed as a partnership between DSTA (representing the Government of Singapore) and ST Engineering. Its main purpose is to support the satellite imagery needs of various agencies within the Government of Singapore. Additionally, ST Engineering will utilize it for multi-modal and higher-responsiveness imagery and geospatial services for their commercial customers.


DS-SAR is equipped with a Synthetic Aperture Radar (SAR) payload developed by Israel Aerospace Industries (IAI). This advanced technology allows the satellite to provide all-weather day and night coverage, capable of imaging at 1-meter resolution at full polarimetry.

The release from ISRO stated that all satellites were injected into a 535 km circular orbit with 5-degree orbital inclination.

The successful placement of these Singapore satellites represents another milestone for ISRO, further enhancing India's space capabilities and strengthening international cooperation in space exploration and technology.

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