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The TLE format is a de facto standard for distribution of an Earth-orbiting object's orbital elements. A TLE set may include a title line preceding the element data, so each listing may take up three lines in the file, in which case the TLE is referred to as a three-line element set (3LE), instead of a two-line element set (2LE). The title is ...
This is a list of satellites and spacecraft which have been given USA designations by the United ... Training satellite Delta 3910: SDI: Deorbited: 1988-03-01 USA-31: ...
This is a list of NRO Launch ... Likely the seventh so called Mentor/Orion satellite for the National Security Agency. [64] L-38 [65] Drake USA-236 20 June 2012
As of 2023, it has 34 national space agencies as regular members and other 29 associate members. [6] Space agencies that are regular members include those from Argentina , Australia , Brazil , Canada , China , France , Germany , India , Italy , Japan , South Korea , the Netherlands , Russia , South Africa , Spain , Thailand , Turkey , Ukraine ...
The International Designator, also known as COSPAR ID, is an international identifier assigned to artificial objects in space. [1] It consists of the launch year, a three-digit incrementing launch number of that year [n 1] and up to a three-letter code representing the sequential identifier of a piece in a launch.
Location of TDRS as of 26 May 2020 Location of TDRS as of March 2019. This is a list of Tracking and Data Relay Satellites.TDRS spacecraft are all in geostationary orbit and are operated by the United States National Aeronautics and Space Administration, and are used for communication between NASA facilities and spacecraft, [1] including the Space Shuttle, Hubble Space Telescope, and ...
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The Pléiades system was designed under the French-Italian ORFEO Programme (Optical and Radar Federated Earth Observation) between 2001 and 2003. [2]The Pléiades programme was launched in October 2003 with CNES (the French space agency) as the overall system prime contractor and EADS Astrium as the prime contractor for the space segment.