astrometry


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as·trom·e·try

 (ə-strŏm′ĭ-trē)
n.
The precise measurement of the positions and motions of celestial bodies.

as′tro·met′ric (ăs′trō-mĕt′rĭk), as′tro·met′ri·cal adj.

astrometry

(əˈstrɒmɪtrɪ)
n
(Astronomy) the branch of astronomy concerned with the measurement of the position and motion of celestial bodies
astrometric, ˌastroˈmetrical adj

as·trom·e·try

(ə-strŏm′ĭ-trē)
The scientific measurement of the positions and motions of celestial bodies.

astrometry

the branch of astronomy that studies the dimensions of heavenly bodies, especially the measurements made to determine the positions and orbits of various stars. — astrometric, astrometrical, adj.
See also: Astronomy
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.astrometry - the branch of astronomy that deals with the measurement of the position and motion of celestial bodiesastrometry - the branch of astronomy that deals with the measurement of the position and motion of celestial bodies
astronomy, uranology - the branch of physics that studies celestial bodies and the universe as a whole
References in periodicals archive ?
They used a technique called astrometry to measure the stars' positions and were able to determine the stars' motions across the sky, their distances and whether or not each star had a hidden companion orbiting it.
html) A notice by the Minor Planet Center on Wednesday which provided astrometry data from the observations, said: "Further observations of this object are very much desired.
This release of data from Gaia builds upon and dramatically improves upon the results of ESAs first astrometry mission, Hipparcos, launched in 1989, and also developed by Airbus Defence and Space.
Gaia is at the forefront of astrometry, charting the sky at precisions that have never been achieved before," Alvaro Gimenez, ESA's director of science, said in a statement.
Namely we use the combined solution of International VLBI Service for Astrometry and Geodesy (IVS) ivs14q1X.
This field of view was chosen deliberately to ensure that the images would contain a sufficient number of bright reference stars for the software algorithms to accurately and repeatedly produce results for the location of RSOs relative to the inertial reference frame provided by the background stars--a process known as astrometry.
Gaia is a space observatory of the European Space Agency designed for astrometry.
On an operational level, precise time and astrometry can mean the difference between hitting the targeted building and hitting a building next door or in the next block," said Rear Adm.
Abstract: In this session we briefly cover the astrometry principle of Gaia and the processing needed for it.
With her strong belief in astrometry, Ekta conducted an analysis on Balaji's lifecycle.
The final chapter discusses a variety of important techniques: astrometry, polarimetry and magnetometry, as well as Solar-specific instrumental and observational issues and the influence of computers and the Internet on computational astrophysics--which is now in its Golden Age.