Definition of "astrometric" [astrometric]

• Of or relating to astrometry (adjective)

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• "The pipeline that read out the positions of all the objects on the sky, called the astrometric pipeline, was to be done by the U.S. Naval Observatory, which had a tradition in astrometry for navigation."
• "The sad thing about it is that small nongravitational forces and astrometric errors make an accurate collision prediction very hard to do more than a few years out."
• "As for the meantime, we have the two most important astrophysical missions of the NASA James Webb Telescope (JWT) and the ESA's internationally collaborated astrometric Gaia; (to be launched in 2011) which both collectively for the next five years will provide the most contributions to astronomy and astrophysics."