astrometry

Example Sentences

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The ESA astrometry satellite Gaia provides an ideal data set for this kind of big-data galactic archeology.

From Science Daily • Mar. 21, 2024

A related technique, astrometry, could do much the same thing, pinpointing planetary masses by measuring how each world’s gravitational influence slightly shifts its star’s position in the plane of the sky.

From Scientific American • Feb. 10, 2021

We performed relative astrometry between our WFC3/F160W image and our Chandra observations.

From Nature • Oct. 15, 2017

Astronomers have tried to measure whether multiple planet systems all lie in the same plane using astrometry.

From Textbooks • Oct. 13, 2016

He employed in his discussion the radial velocities of 280 stars, spectroscopically Astrophysics. determined; and the upshot signally exemplified the community of interests between the rising science of astrophysics and the ancient science of astrometry.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" by Various