Earth-centered Earth-fixed

E79830

Earth-fixed coordinate system coordinate reference frame geocentric reference frame terrestrial reference frame

Earth-centered Earth-fixed is a geocentric coordinate reference frame that rotates with the Earth, commonly used for precise positioning and navigation.

Jump to: Surface forms Statements Referenced by

Observed surface forms (3)

Surface form	Occurrences
ECEF frame	1
Earth-centered Earth-fixed coordinate system	1
Earth-centered inertial	1

Statements (48)

Predicate	Object
instanceOf	Earth-fixed coordinate system ⓘ coordinate reference frame ⓘ geocentric reference frame ⓘ terrestrial reference frame ⓘ
abbreviation	ECEF ⓘ
alsoKnownAs	Earth-centered Earth-fixed ⓘ surface form: ECEF frame Earth-centered Earth-fixed ⓘ surface form: Earth-centered Earth-fixed coordinate system conventional terrestrial reference system ⓘ
angularVelocity	Earth rotation rate ⓘ
category	geodesy ⓘ reference frames ⓘ satellite navigation ⓘ
coordinateComponents	X ⓘ Y ⓘ Z ⓘ
coordinateType	Cartesian ⓘ
definedBy	International Earth Rotation and Reference Systems Service ⓘ surface form: IERS International Earth Rotation and Reference Systems Service ⓘ
dimension	3D ⓘ
distinguishedFrom	ECI frame ⓘ Earth-centered Earth-fixed self-linksurface differs ⓘ surface form: Earth-centered inertial
handedness	right-handed ⓘ
isEarthFixed	true ⓘ
isGeocentric	true ⓘ
origin	center of mass of the Earth ⓘ
referenceBody	Earth ⓘ
relatedTo	WGS84 ⓘ surface form: WGS84 ECEF WGS84 ⓘ surface form: World Geodetic System 1984
rotatesWith	Earth ⓘ
timeDependence	axes rotate with sidereal time ⓘ
transformationFrom	geodetic latitude-longitude-height coordinates ⓘ
transformationTo	International Celestial Reference System ⓘ surface form: Earth-centered inertial frame local East-North-Up frame ⓘ
unit	meter ⓘ
usedFor	Earth observation ⓘ GNSS positioning ⓘ geodesy ⓘ geophysical applications ⓘ mapping and surveying ⓘ precise positioning ⓘ satellite navigation ⓘ spacecraft tracking ⓘ
xAxisDirection	intersection of equatorial plane and Greenwich meridian ⓘ toward IERS reference meridian ⓘ
yAxisDirection	90 degrees east of x-axis in equatorial plane ⓘ completes right-handed triad ⓘ
zAxisDirection	mean rotation axis of the Earth ⓘ toward conventional terrestrial pole ⓘ

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Earth-centered Earth-fixed → alsoKnownAs → Earth-centered Earth-fixed ⓘ

this entity surface form: Earth-centered Earth-fixed coordinate system

Earth-centered Earth-fixed → alsoKnownAs → Earth-centered Earth-fixed ⓘ

this entity surface form: ECEF frame

WGS84 → datumType → Earth-centered Earth-fixed ⓘ

Earth-centered Earth-fixed → distinguishedFrom → Earth-centered Earth-fixed self-linksurface differs ⓘ

this entity surface form: Earth-centered inertial