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欧航局成功发射“哨兵-1D”卫星
Xin Hua She· 2025-11-05 10:02
Core Points - The European Space Agency (ESA) successfully launched the "Sentinel-1D" Earth observation satellite as part of the Copernicus program, using an Ariane 6 rocket from French Guiana [1] - The Sentinel-1 satellite system consists of two satellites equipped with advanced radar instruments, capable of providing images of the Earth's surface in various weather conditions, day and night [1] - The Sentinel-1A satellite was launched in 2014, followed by Sentinel-1B in 2016, and Sentinel-1C is set to replace the malfunctioning Sentinel-1B by December 2024 [1] - The Sentinel-1D satellite aims to replace the aging Sentinel-1A and will work in conjunction with Sentinel-1C to generate timely data [1] - Both satellites are equipped with C-band synthetic aperture radar for high-resolution imaging and an Automatic Identification System (AIS) to enhance ship detection and tracking capabilities [1] - The simultaneous operation of both satellites will allow for more frequent AIS observations, and Sentinel-1D is compatible with the Galileo navigation system and other global satellite navigation systems [1] Industry Overview - The Copernicus program aims to integrate satellite observation capabilities across European countries, forming a comprehensive observation network to provide data on the atmosphere, oceans, and land environments [2]
欧航局成功发射首颗第二代MetOp气象卫星
Xin Hua She· 2025-08-13 09:13
Core Insights - The European Space Agency successfully launched the first second-generation MetOp weather satellite, MetOp-SG-A1, on August 12, 2023, using an Ariane 6 rocket [1] - The MetOp second-generation mission includes the launch of three pairs of six satellites, with each pair consisting of an A-type and a B-type satellite equipped with complementary advanced instruments [1] - The mission aims to provide global observation data for weather forecasting and climate analysis for over 20 years, with significant improvements in accuracy and resolution compared to the first generation [1] Industry Impact - The launch of MetOp-SG-A1 provides enhanced tools for national meteorological services in member countries, which can help save lives, protect property, and improve responses to climate crises [2] - The satellite is designed and manufactured by the European Space Agency, while the European Organisation for the Exploitation of Meteorological Satellites is responsible for procurement, ground system construction, satellite operation, and data provision to global meteorological users [2]