under-instrument

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• Instrument flight rules — (IFR) are a set of regulations and procedures for flying aircraft whereby navigation and obstacle clearance is maintained with reference to aircraft instruments only , while separation from other aircraft is provided by Air Traffic Control. In… …   Wikipedia

• Instrument meteorological conditions — (IMC), sometimes referred to as Blind flying, is an aviation term that describes weather conditions that normally require pilots to fly primarily by reference to instruments, and therefore under Instrument Flight Rules (IFR), rather than by… …   Wikipedia

• Instrument Rating in the United States — An Instrument Rating is required for a pilot to fly under instrument flight rules (IFR).In the U.S., the rating is issued by the FAA.Instrument rating standardsTo be eligible to pursue an Instrument Rating, the applicant must: *Hold at least a… …   Wikipedia

• Instrument approach — Terminal procedures for an ILS approach in the United States. (The disclaimers shown in red in the illustration do not appear on the original approach plate.) For aircraft operating under instrument flight rules (IFR), an instrument approach or… …   Wikipedia

• instrument approach procedure — A series of predetermined maneuvers for the orderly transfer of an aircraft under instrument flight conditions from the beginning of the initial approach to a landing or to a point from which a landing may be made visually or the missed approach… …   Military dictionary

• instrument meteorological conditions — Meteorological conditions expressed in terms of visibility, the distance from clouds, and the ceiling, less than the minimums specified for visual meteorological conditions. In a control zone, a VFR (visual flight rules) flight may proceed under… …   Aviation dictionary

• instrument rating — An endorsement indicating a pilot’s ability to fly using instruments, without visual reference to the ground, as he or she would do so under instrument meteorological conditions (IMC) …   Aviation dictionary

• Instrument rating — refers to the qualifications that a pilot must have in order to fly under IFR (Instrument Flight Rules). It requires additional training and instruction beyond what is required for a Private Pilot certificate or Commercial Pilot certificate,… …   Wikipedia

• instrument — in·stru·ment n 1: a means or implement by which something is achieved, performed, or furthered an instrument of crime 2: a document (as a deed, will, bond, note, certificate of deposit, insurance policy, warrant, or writ) evidencing rights or… …   Law dictionary

• Instrument of Accession (Jammu and Kashmir) — Instrument of Accession of Jammu and Kashmir state to the Union of India Page 1 of Treaty Type Accession Treaty Signed 26 October 1947 Location …   Wikipedia