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  2. International Cospas-Sarsat Programme - Wikipedia

    en.wikipedia.org/wiki/International_Cospas...

    Additionally, the Galileo component of the MEOSAR system is able to download information back to the distress radio-beacon by encoding "Return Link Service" messages into the Galileo navigation data stream. It can be used to activate an indicator on the beacon to confirm receipt of the distress message.

  3. List of Galileo satellites - Wikipedia

    en.wikipedia.org/wiki/List_of_Galileo_satellites

    Model of a Galileo satellite. This is a list of past and present satellites of the Galileo navigation system.The fully operational constellation will nominally consist of 30 satellites in Medium Earth Orbit, with 24 active and 6 spares equally divided into 3 orbital planes in a Walker 24/3/1 configuration.

  4. Satellite navigation - Wikipedia

    en.wikipedia.org/wiki/Satellite_navigation

    GNSS systems that provide enhanced accuracy and integrity monitoring usable for civil navigation are classified as follows: [5] GNSS-1 is the first generation system and is the combination of existing satellite navigation systems (GPS and GLONASS), with Satellite Based Augmentation Systems (SBAS) or Ground Based Augmentation Systems (GBAS). [5]

  5. Galileo (satellite navigation) - Wikipedia

    en.wikipedia.org/wiki/Galileo_(satellite_navigation)

    List of Galileo satellites; Commercialization of space; European Geostationary Navigation Overlay Service; Multiplexed binary offset carrier modulation – the modulation type chosen for Galileo Open Service signals and modernized GPS signals; International Terrestrial Reference System and Frame – the coordinate system used by Galileo

  6. List of CIL instructions - Wikipedia

    en.wikipedia.org/wiki/List_of_CIL_instructions

    This is a list of the instructions in the instruction set of the Common Intermediate Language bytecode. Opcode abbreviated from operation code is the portion of a machine language instruction that specifies the operation to be performed. Base instructions form a Turing-complete instruction set.

  7. Chartplotter - Wikipedia

    en.wikipedia.org/wiki/Chartplotter

    A Raymarine chartplotter. A chartplotter is a device used in marine navigation that integrates GPS data with an electronic navigational chart (ENC).. The chartplotter displays the ENC along with the position, heading and speed of the ship, and may display additional information from radar, automatic information systems (AIS) or other sensors.

  8. List of telescope parts and construction - Wikipedia

    en.wikipedia.org/wiki/List_of_telescope_parts...

    Mirrors and lenses are the critical light-bending components of a telescope. Objective: The first lens or curved mirror that collects and focuses the incoming light. ...

  9. Sabre (travel reservation system) - Wikipedia

    en.wikipedia.org/wiki/Sabre_(travel_reservation...

    Sabre Global Distribution System, owned by Sabre Corporation, [1] is a travel reservation system used by travel agents and companies to search, price, book, and ticket travel services provided by airlines, hotels, car rental companies, rail providers and tour operators.