• Thumbnail for Instrument meteorological conditions
    aviation, instrument meteorological conditions (IMC) are weather conditions that require pilots to fly primarily by reference to flight instruments, and therefore...
    11 KB (1,176 words) - 05:45, 19 January 2025
  • Thumbnail for Visual meteorological conditions
    from terrain and other aircraft. They are the opposite of instrument meteorological conditions (IMC). The boundary criteria between IMC and VMC are known...
    10 KB (848 words) - 01:38, 20 January 2025
  • flight rules intentionally or unintentionally enters into instrument meteorological conditions. Flying an aircraft without visual reference to the ground...
    8 KB (880 words) - 22:10, 9 June 2025
  • Thumbnail for Instrument flight rules
    to G in instrument meteorological conditions, a non-instrument-rated pilot can also elect to fly under IFR in visual meteorological conditions outside...
    23 KB (2,773 words) - 14:30, 31 March 2025
  • Thumbnail for Flight instruments
    altimeter, and a clock. Flight into instrument meteorological conditions (IMC) require radio navigation instruments for precise takeoffs and landings.: 3–1 ...
    15 KB (1,696 words) - 07:58, 29 March 2025
  • in which pilots lower their altitude to avoid clouds or instrument meteorological conditions (IMC). The goal of scud running is to stay clear of weather...
    4 KB (462 words) - 04:10, 4 March 2025
  • designing instrument approach and departure procedures. Such procedures are used to allow aircraft to land and take off when instrument meteorological conditions...
    7 KB (614 words) - 10:53, 17 July 2025
  • significant value of flying under IFR is the ability to fly in instrument meteorological conditions (such as inside clouds or days with poor visibility). Additionally...
    4 KB (575 words) - 08:40, 5 April 2025
  • conducted IFR. Under FAR 61.57, to be eligible to fly in Instrument Meteorological Conditions (IMC) an IFR-rated pilot must accomplish and log at least...
    6 KB (760 words) - 03:29, 6 December 2024
  • Thumbnail for View-limiting device
    view-limiting device simulates instrument meteorological conditions (IMC) by restricting a pilot's field of view only to the flight instruments. They are worn by pilots...
    2 KB (203 words) - 17:01, 5 January 2024
  • Thumbnail for 1971 Colorado Aviation Aero Commander 680 crash
    continue operating under visual flight rules (VFR) into instrument meteorological conditions (IMC), combined with his lack of experience in the aircraft...
    12 KB (1,390 words) - 21:43, 31 May 2025
  • in instrument meteorological conditions Instrument meteorological conditions, weather conditions that require pilots to fly primarily by instruments IMC...
    4 KB (571 words) - 16:16, 4 April 2025
  • Thumbnail for 1963 Camden PA-24 crash
    pilot's decision to operate under visual flight rules in instrument meteorological conditions. Around 2 pm on Tuesday, March 5, 1963, the Piper Comanche...
    10 KB (1,226 words) - 00:48, 3 June 2025
  • Thumbnail for Olympic Aviation Flight 545
    on Samos due to the pilots using visual flight rules in instrument meteorological conditions. All on board perished. This accident is the worst involving...
    3 KB (123 words) - 06:45, 22 July 2025
  • Thumbnail for Attitude indicator
    Attitude indicator (category Navigational flight instruments)
    relative to the actual horizon. It is a primary instrument for flight in instrument meteorological conditions. Attitude is always presented to users in the...
    13 KB (1,556 words) - 12:40, 15 July 2025
  • Thumbnail for 2020 Calabasas helicopter crash
    decision to continue flight under visual flight rules into instrument meteorological conditions, which resulted in the pilot's spatial disorientation and...
    127 KB (11,226 words) - 03:31, 14 July 2025
  • Thumbnail for Westchester County Airport
    registration N555ST, crashed and was destroyed after departure in instrument meteorological conditions (IMC); the pilot and two passengers were killed. The crash...
    49 KB (4,531 words) - 18:10, 23 July 2025
  • Thumbnail for Approach plate
    Approach plate (category Instrument flight rules)
    a safe landing during instrument meteorological conditions (IMC) such as a low ceiling or reduced visibility due to conditions such as fog, rain or snow...
    7 KB (759 words) - 14:48, 12 April 2025
  • Thumbnail for Sterile flight deck rule
    also forced pilots to concentrate on flying duties during instrument meteorological conditions. As aviation technology developed through the postwar period...
    12 KB (1,385 words) - 01:40, 10 June 2025
  • Thumbnail for Graveyard spiral
    pilot who is not trained or not proficient in flying in instrument meteorological conditions (IMC). Other names for this phenomenon include suicide spiral...
    10 KB (1,360 words) - 02:28, 2 June 2025
  • Thumbnail for Instrument approach
    and less safe than a straight-in landing, especially under instrument meteorological conditions because the aircraft is at a low altitude and must remain...
    38 KB (4,760 words) - 10:47, 23 May 2025
  • Thumbnail for Santa Barbara Municipal Airport
    decision to continue flying under visual flight rules into instrument meteorological conditions (continued VFR into IMC). July 23, 1985: A student pilot...
    43 KB (4,430 words) - 02:18, 25 July 2025
  • Thumbnail for Instrument landing system
    high-intensity lighting arrays to enable a safe landing during instrument meteorological conditions (IMC), such as low ceilings or reduced visibility due to...
    59 KB (7,071 words) - 16:07, 26 July 2025
  • Thumbnail for 2024 Kamchatka Mil Mi-8 crash
    conditions present at the time of the accident, coupled with the crew's lack of preparedness for the flight in instrument meteorological conditions could...
    30 KB (2,466 words) - 03:31, 30 July 2025
  • Visual flight rules (category Aviation meteorology)
    conditions (VMC). If they are not met, the conditions are considered instrument meteorological conditions (IMC), and a flight may only operate under IFR...
    16 KB (1,954 words) - 14:32, 14 May 2025
  • of aircraft. An Instrument Rating permits a pilot to fly in Instrument Meteorological Conditions (IMC). The competency-based instrument rating is obtained...
    5 KB (574 words) - 16:20, 4 June 2024
  • Thumbnail for Manx2 Flight 7100
    control during an attempted go-around below decision height in instrument meteorological conditions (IMC).: 152  The report mentioned as contributory factors...
    38 KB (4,443 words) - 03:11, 25 July 2025
  • Thumbnail for Alaska Central Express Flight 51
    clearance, which resulted in controlled flight into terrain in instrument meteorological conditions. "ANC13FA030: Full Narrative". National Transportation Safety...
    7 KB (512 words) - 17:54, 29 July 2025
  • Thumbnail for Inex-Adria Aviopromet Flight 450
    with 115 passengers and 5 crew on board descended, under Instrument Meteorological Conditions (IMC), below defined Minimum Descent Altitude (MDA) during...
    16 KB (1,979 words) - 19:42, 28 July 2025
  • Thumbnail for Traffic collision avoidance system
    approved for operation as a full-time system in both visual and instrument meteorological conditions (IMC) on three different aircraft types. The operational...
    72 KB (7,738 words) - 04:19, 5 May 2025