standard atmosphere


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Related to standard atmosphere: Standard atmospheric pressure

stan·dard at·mos·phere (atm),

1. the pressure of the atmosphere at mean sea level at 273.15 K, equivalent to 1,013,250 dynes/cm2 or 101,325 Pa (N/m2 in the SI);
2. a standardized expression of the relation of barometric pressure, temperature, and other atmospheric variables as a function of altitude above sea level.

stan·dard at·mo·sphere

(atm) (stan'dărd at'mŏs-fēr)
1. The pressure of the atmosphere at mean sea level, equivalent to 1,013,250 dynes/cm2, or 101,325 Pa (N/m2 in the SI).
2. A standardized expression of the relation of barometric pressure, temperature, and other atmospheric variables as a function of altitude above sea level.

standard atmosphere

The pressure of air at sea level when the temperature is 0°C (32°F). This is equal to 14.7 lb/sq in., or 760 torr, or 101,325 pascals.
See also: atmosphere
References in periodicals archive ?
Figure 4 presents the distributions of [DELTA]L and R varying with f and [increment of x] in a standard atmosphere. In the four frequency bands, [DELTA]L increases with range step, but R decreases.
Standard atmosphere models, used in GPS observation processing with Bernese GPS Software and other computer programmes, adequate for global and regional networks do not render these fluctuations of atmospheric conditions in the case of networks located in mountainous areas.
The international standard atmosphere (ISA) is the model of the atmosphere used as a baseline for aircraft performance.
Conventional furnaces operate in a standard atmosphere so the oxide layer on balls in these systems is actually enhanced, thereby reinforcing the need for a flux.
The International Standard Atmosphere (ISA) is an atmospheric model of how temperature and pressure vary with altitude.
The altimeter setting is calculated by a pressure-reduction computation in accordance with the International Standard Atmosphere (ISA).

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