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欧航局成功发射“哨兵-1D”卫星
Xin Hua She· 2025-11-05 10:02
哥白尼计划的目的是整合欧洲各国的卫星观测力量,形成综合观测网络,提供大气、海洋和陆地环境等 方面的数据。该计划的一系列卫星以"哨兵"命名。(完) 新华社巴黎11月4日电(记者罗毓)欧洲航天局4日在其官网宣布,欧洲"全球环境与安全监测系统"(又 称哥白尼计划)框架下的"哨兵-1D"地球观测卫星从法属圭亚那库鲁航天中心成功发射,并顺利进入预 定轨道。此次发射任务由阿丽亚娜6型火箭完成。 欧航局说,"哨兵-1D"将与"哨兵-1C"协同工作,以生成及时的数据。两颗卫星均配备C波段合成孔径雷 达设备,可获取地球表面的高分辨率图像。它们还搭载了自动识别系统(AIS),用于提高对船舶的探 测和跟踪能力。两颗卫星同时运行时,将能够实现更高频次的AIS观测。此外,"哨兵-1D"还兼容伽利 略导航系统以及其他全球卫星导航系统。 据欧航局介绍,"哨兵-1"卫星系统由两颗卫星构成,每颗卫星均携带先进的雷达仪器,可提供白天、夜 晚和各种天气的地球表面图像。该系列的首颗卫星"哨兵-1A"于2014年发射,第二颗卫星"哨兵-1B"于 2016年发射。2024年12月已发射"哨兵-1C"替代技术故障的"哨兵-1B",此次发射的"哨兵-1D" ...
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]