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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 the Solar System and this galaxy, the Milky Way.
History, Applications & Measurement
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stars used stellar positions astronomer astrometric system astronomers hipparcos also star objects astronomy catalogue century using space celestial solar sky
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Astrometry | is a | branch of astronomy that involves precise measurements of the positions and movements of stars and other celestial bodies | 0.90 | text |
| Astrometry | is a | important step in the cosmic distance ladder because it establishes parallax distance estimates for stars in the Milky Way.Astrometry has also been used to support claims of ext… | 0.90 | text |
| Astrometry | has application | Apart | 0.60 | section |
| Astrometry | has application | In | 0.60 | section |
| Astrometry | has application | It | 0.60 | section |
| Astrometry | has application | UTC | 0.60 | section |
| Astrometry | has application | Earth's | 0.60 | section |
| Astrometry | has application | Milky Way | 0.60 | section |
| Astrometry | has application | NASA's | 0.60 | section |
| Astrometry | has application | Space Interferometry Mission | 0.60 | section |
| Astrometry | has application | SIM PlanetQuest | 0.60 | section |
| Astrometry | has application | The European Space Agency's | 0.60 | section |
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