Noun
The art of making measurements among the stars, or of determining their relative magnitudes.
Source: Webster's dictionaryEkos supports highly accurate tracking using online and offline astrometry solver, auto-focus and auto-guiding capabilities, and capture of single or multiple images using the powerful built in sequence manager. Source: Internet
As astrometry became more accurate, cluster stars were found to share a common proper motion through space. Source: Internet
Extrasolar X-ray source astrometry main With the initial detection of an extrasolar X-ray source, the first question usually asked is "What is the source?" Source: Internet
Few fields, such as astrometry, are purely astronomy rather than also astrophysics. Source: Internet
In 1989, the European Space Agency 's Hipparcos satellite took astrometry into orbit, where it could be less affected by mechanical forces of the Earth and optical distortions from its atmosphere. Source: Internet
However, Struve's initial result was actually surprisingly close to the currently accepted value of 0.129″, as determined by the Hipparcos astrometry satellite. Source: Internet