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China launches new set of remote-sensing satellites

Written by  Sunday, 10 November 2024 04:18
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Sydney, Australia (SPX) Nov 09, 2024
China's advancements in satellite technology took another step forward as it successfully launched a new group of PIESAT-2 remote-sensing satellites from the Jiuquan Satellite Launch Center in Northwest China on Saturday. The launch, executed at precisely 11:39 am Beijing Time, utilized the Long March 2C carrier rocket, a mainstay in China's space missions, to transport the satellites into orbit
China launches new set of remote-sensing satellites
by Simon Mansfield
Sydney, Australia (SPX) Nov 09, 2024

China's advancements in satellite technology took another step forward as it successfully launched a new group of PIESAT-2 remote-sensing satellites from the Jiuquan Satellite Launch Center in Northwest China on Saturday. The launch, executed at precisely 11:39 am Beijing Time, utilized the Long March 2C carrier rocket, a mainstay in China's space missions, to transport the satellites into orbit. This marks another achievement in the nation's space program.

The PIESAT-2 satellites are designed to support commercial remote-sensing services, expanding China's capabilities in gathering and analyzing Earth observation data. This data plays a crucial role in various sectors, such as environmental monitoring, urban planning, disaster response, and agricultural management. Deploying multiple satellites allows for enhanced imaging frequency and higher resolution, enabling more detailed and up-to-date information to be gathered for commercial and governmental use.

In March 2023, China demonstrated its innovative approach by launching PIESAT-1, also referred to as Hongtu-1. This formation of four satellites, configured in a unique wheel-like pattern, was significant for its deployment and data-gathering capabilities. Leveraging multi-baseline interferometric synthetic aperture radar (InSAR) technology, the mission achieved remarkable success in high-precision terrain mapping.

InSAR technology enables satellites to detect ground movements with exceptional accuracy by using radar signals to measure surface changes across different baselines. This marked China's first successful in-orbit application of such technology, positioning the country as a leader in advanced remote-sensing capabilities.

The PIESAT-1 mission set a strong precedent for the PIESAT-2 satellites, which are expected to enhance these capabilities further. While PIESAT-1 focused on high-precision mapping, the new group of satellites will likely offer additional data services, broadening the scope of applications and contributing to global scientific and commercial efforts.

Related Links
China National Space Agency
Earth Observation News - Suppiliers, Technology and Application


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