separation fn units of distance

См. также в других словарях:

• Separation (air traffic control) — In air traffic control, separation is the name for the concept of keeping an aircraft outside a minimum distance from another aircraft to reduce the risk of those aircraft colliding, as well as prevent accidents due to wake turbulence. Air… …   Wikipedia

• vertical separation — Separation between aircraft expressed in units of vertical distance (ICAO). It is the specified difference in flight levels between air traffic on conflicting courses. Outside controlled airspaces (CAS), the responsibility for this is with the… …   Aviation dictionary

• vertical separation — Separation between aircraft expressed in units of vertical distance …   Military dictionary

• Angular distance — In mathematics (in particular geometry and trigonometry) and all natural sciences (including astronomy, geophysics, etc), the angular distance (angular separation, apparent distance, or apparent separation) between two point objects, as observed… …   Wikipedia

• longitudinal separation — The longitudinal spacing of aircraft at the same altitude with the minimum distance expressed in units of time. Longitudinal separation is achieved by requiring aircraft to depart at a specified time, to lose time to arrive over a geographic… …   Aviation dictionary

• Spacetime — For other uses of this term, see Spacetime (disambiguation). Two dimensional analogy of spacetime distortion. Matter changes the geometry of spacetime, this (curved) geometry being interpreted as gravity. White lines do not represent the… …   Wikipedia

• TEMPEST — is a codename referring to investigations and studies of compromising emanations (CE). Compromising emanations are defined as unintentional intelligence bearing signals which, if intercepted and analyzed, may disclose the information transmitted …   Wikipedia

• Oblate spheroidal coordinates — Figure 1: Coordinate isosurfaces for a point P (shown as a black sphere) in oblate spheroidal coordinates (μ, ν, φ). The z axis is vertical, and the foci are at ±2. The red oblate spheroid (flattened sphere) corresponds to μ=1, whereas the blue… …   Wikipedia

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• FFF — may refer to:In science and technology: * Field Flow Fractionation, a chemical separation method * Free Form Fabrication, also known as solid freeform fabrication, equivalent to rapid prototyping * FFF System, a humorous system of measurement,… …   Wikipedia

• evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… …   Universalium