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  1. Astrometry - Wikipedia

    Astrometry is a branch of astronomy that involves precise measurements of the positions and movements of stars and other celestial bodies. It provides the kinematics and physical origin of …

  2. Astrometry.net

    If you have astronomical imaging of the sky with celestial coordinates you do not know—or do not trust—then Astrometry.net is for you. Input an image and we'll give you back astrometric …

  3. What is Astrometry? - Hipparcos - Cosmos

    Fundamental though the stellar astrometric parameters (positions, parallaxes and proper motions) are, the angles involved are extremely small (typically parallaxes and annual proper motions …

  4. Astrometry - an overview | ScienceDirect Topics

    Astrometry is the science of positional astronomy, which measures the location of a celestial object and its movement within the plane of the sky. This was one of the first techniques used …

  5. Astrometry – Definition & Detailed Explanation – Astrophysics …

    Oct 26, 2025 · Astrometry is the branch of astronomy that deals with the measurement of the positions and movements of celestial objects. It is one of the oldest and most fundamental …

  6. Astrometry - New World Encyclopedia

    Astrometry is a branch of astronomy that involves precise measurements and explanations of the positions and movements of stars and other celestial bodies. As such, it provides astronomers …

  7. ASTROMETRY Definition & Meaning - Merriam-Webster

    The meaning of ASTROMETRY is a branch of astronomy that deals with measurements (as of positions and movements) of celestial bodies.

  8. Astrometry - Astrometry.org - Istituto Scientia

    Astrometry can be considered the oldest sub-field of science and has been important in history for sailing (maritime navigation), since navigators used to calculate their position on Earth upon …

  9. Astrometry - NASA

    Astrometry pertains to the measurement of the position in the sky of solar-system bodies. Position measurements are typically made in right ascension and declination.

  10. Wobbly Stars: The Astrometry Method | The Planetary Society

    Astrometry is the science (and art!) of precision measurement of stars' locations in the sky. When planet hunters use astrometry, they look for a minute but regular wobble in a star's position …