Satellite Laser Ranging

E855204

geodetic technique space geodesy technique

Satellite Laser Ranging is a geodetic technique that uses ground-based lasers to precisely measure the distance to satellites equipped with retroreflectors, enabling highly accurate determination of Earth’s shape, rotation, and reference frames.

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Observed surface forms (1)

Surface form	Occurrences
Laser Retroreflector Array	1

Statements (48)

Predicate	Object
instanceOf	geodetic technique ⓘ space geodesy technique ⓘ
achieves	millimeter-level range precision ⓘ
contributesTo	International Terrestrial Reference Frame NERFINISHED ⓘ determination of Earth’s gravity field ⓘ ice mass balance studies ⓘ postglacial rebound studies ⓘ realization of the geocenter ⓘ relativistic tests in Earth’s gravitational field ⓘ sea level change studies ⓘ tectonic plate motion studies ⓘ
dependsOn	accurate modeling of satellite center-of-mass corrections ⓘ accurate modeling of tropospheric refraction ⓘ precise time-of-flight measurements ⓘ
developedFrom	early laser ranging experiments in the 1960s ⓘ
enables	calibration of GNSS orbits ⓘ calibration of altimeter satellite orbits ⓘ determination of low-degree Earth gravity field coefficients ⓘ determination of station coordinates ⓘ determination of station velocities ⓘ measurement of geocenter motion ⓘ monitoring of Earth orientation parameters ⓘ monitoring of Earth’s oblateness ⓘ monitoring of length-of-day variations ⓘ monitoring of polar motion ⓘ precise determination of Earth’s rotation ⓘ precise determination of Earth’s shape ⓘ realization of terrestrial reference frames ⓘ validation of other space geodetic techniques ⓘ
isCoordinatedBy	International Laser Ranging Service NERFINISHED ⓘ
isPartOf	global geodetic observing system NERFINISHED ⓘ
isUsedBy	Earth science researchers ⓘ geodesists ⓘ space agencies ⓘ
measures	distance between ground station and satellite ⓘ two-way travel time of laser pulses ⓘ
observes	Etalon satellites NERFINISHED ⓘ GNSS satellites with retroreflectors ⓘ LAGEOS satellites NERFINISHED ⓘ altimetry satellites with retroreflectors ⓘ passive geodetic satellites ⓘ
operatesWith	global network of laser ranging stations ⓘ
requires	accurate atmospheric delay models ⓘ accurate satellite orbit models ⓘ highly stable timing systems ⓘ precise station coordinates ⓘ
uses	ground-based lasers ⓘ satellite-borne retroreflectors ⓘ

Referenced by (3)

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

Earth Orientation Parameters → measuredBy → Satellite Laser Ranging ⓘ

IERS Conventions → appliesTo → Satellite Laser Ranging ⓘ

SARAL → payload → Satellite Laser Ranging ⓘ

this entity surface form: Laser Retroreflector Array