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  2. Air traffic control - Wikipedia

    en.wikipedia.org/wiki/Air_traffic_control

    Air traffic control (ATC) is a service provided by ground-based air traffic controllers (people) who direct aircraft on the ground and through a given section of controlled airspace, and can provide advisory services to aircraft in non-controlled airspace. The primary purpose of ATC worldwide is to prevent collisions, organise and expedite the ...

  3. Automatic train control - Wikipedia

    en.wikipedia.org/wiki/Automatic_train_control

    Automatic train control ( ATC) is a general class of train protection systems for railways that involves a speed control mechanism in response to external inputs. For example, a system could effect an emergency brake application if the driver does not react to a signal at danger. ATC systems tend to integrate various cab signalling technologies ...

  4. Air traffic control radar beacon system - Wikipedia

    en.wikipedia.org/wiki/Air_traffic_control_radar...

    The air traffic control radar beacon system ( ATCRBS) is a system used in air traffic control (ATC) to enhance surveillance radar monitoring and separation of air traffic. It consists of a rotating ground antenna and transponders in aircraft. The ground antenna sweeps a narrow vertical beam of microwaves around the airspace.

  5. Alaska Airlines Flight 261 - Wikipedia

    en.wikipedia.org/wiki/Alaska_Airlines_Flight_261

    Alaska Airlines Flight 261 was an Alaska Airlines flight of a McDonnell Douglas MD-80 series aircraft that crashed into the Pacific Ocean on January 31, 2000, roughly 2.7 miles (4.3 km; 2.3 nmi) north of Anacapa Island, California, following a catastrophic loss of pitch control, killing all 88 on board: two pilots, three flight attendants, and ...

  6. Portal:Current events - Wikipedia

    en.wikipedia.org/wiki/Portal:Current_events

    2024 Kiteezi landslide. The death toll for the landslide in the Kiteezi Rubbish Dump in Kampala, Uganda, increases to 24. (DW) 2024 Sudan floods. At least 68 people are killed in Sudan 's worst flooding since 2019, impacting several internally displaced person camps amid the ongoing Sudanese civil war.

  7. Airport surveillance radar - Wikipedia

    en.wikipedia.org/wiki/Airport_surveillance_radar

    An airport surveillance radar (ASR) is a radar system used at airports to detect and display the presence and position of aircraft in the terminal area, the airspace around airports. It is the main air traffic control system for the airspace around airports. At large airports it typically controls traffic within a radius of 60 miles (96 km) of ...

  8. Air traffic controller - Wikipedia

    en.wikipedia.org/wiki/Air_traffic_controller

    Except at quieter airports, air traffic control is a 24-hour, 365-day-a-year job where controllers usually work rotating shifts, including nights, weekends, and public holidays. These are usually set 28 days in advance. In many countries, the structure of controllers' shift patterns is regulated to allow for adequate time off.

  9. 2023 Philippine airspace closure - Wikipedia

    en.wikipedia.org/wiki/2023_Philippine_airspace...

    2023 Philippine airspace closure. On January 1, 2023, at 9:49 a.m. Philippine Standard Time (1:50 a.m. UTC), the Civil Aviation Authority of the Philippines (CAAP) detected issues with its Air Traffic Management Center (ATMC) at Ninoy Aquino International Airport (NAIA) in Pasay, Metro Manila.