Делта

Делта

The upper-case Greek letter used to denote an object's geocentric distance in ephemeris tables; see "ephemeris". (Note that lower-case delta is used to denote declination. )

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Vārdšķira: noun
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Nozare/domēns: Astronomy
Category: General astronomy
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делта

Semiconductors; Semiconductor quality

A limit applied to the amount of parametric drift that a unit may display across a screen or series of screens (usually applied to burn-in).

делта реке

History; World history

Завршетак реке где се пуно нагомилава муљ. Ово је важно за људско настањивање због одличних извора доброг пољопривредног ...

zenit

Astronomy; General astronomy

The point directly overhead in the sky.

рефрактор

Astronomy; General astronomy

A telescope that uses as its primary optical element a lens. Binoculars are a type of refractor. In general, refractors are much more expensive to build and buy than are ...

рефлектор

Astronomy; General astronomy

A telescope that uses as its primary optical element a mirror. Nearly all large telescopes in use today by amateur and professional astronomers are reflecting telescopes.

фотометрија

Astronomy; General astronomy

In astronomy, the measurement of the light emitting from astronomical objects, generally in the visible or infrared bands, in which a specific or general wavelength band is ...

паралакса

Astronomy; General astronomy

The apparent displacement or the difference in apparent direction of an object as seen from two different points not on a straight line with the object (as from two different ...