Transit (satellite) - Wikipedia
The Transit satellite system, sponsored by the Navy and developed jointly by DARPA and the Johns Hopkins Applied Physics Laboratory, under the leadership of Dr. Richard Kershner at …
Transit (NNSS) - eoPortal
2012年6月18日 · Transit is a US Navy first generation satellite radio navigation system (the world's first), designed and built by JHU/APL - the entire development program (S/C hardware, …
Transit Satellites | Time and Navigation
The Transit system, initially designed to provide precise positioning for the Polaris submarine fleet, depended on noting changes in Doppler frequency shift. During the 15 minutes it took a …
Transit Satellite: Space-Based Navigation | DARPA
ARPA launched the first satellite in what would become the world's first global satellite navigation system. Known as Transit, the system provided accurate, all-weather navigation to both …
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TRANSIT
The purpose of this document is to provide an in-depth review of Transit, the Navy Navigation Satellite System, from the user's point of view. After a brief system description, a spectrum of …
子午仪卫星导航系统 - 百度百科
子午仪卫星导航系统 (Transit navigation satellite system)，是美国海军的一种全球、全天候卫星导航定位系统,又称海军卫星导航系统。 1964年研制成功并投入使用,1967年开始进入民用领域。
子午仪卫星定位系统 - 百度百科
子午仪卫星定位系统，即子午仪卫星（Transit），是美国发展的导航定位系列卫星。 又称为“海军卫星导航系统”（NNSS），是全球首个卫星导航系统，通过播发无线电导航信号，为美国各类 …
Transit - Encyclopedia Astronautica
2016年8月8日 · Spin-stabilized Transit satellites were developed by the US Navy beginning in 1958 for the first operational navigation satellite system. Transit provided continuous …
Transit Satellite | Time and Navigation
Developed in the 1960s by the U.S. Navy, the Transit system grew to six satellites, gave worldwide coverage every 90 minutes, and provided position accuracy to within 200 meters …
Transit | Navigation, Communication, Tracking | Britannica
Transit, any of the first series of U.S. navigation satellites. Launched by the U.S. Navy from 1960 to 1988, the Transit satellites were developed to provide an accurate all-weather navigational …