Concept information
Preferred term
Astrometry
Definition
- The precise measurement of the positions and motions of astronomical objects. (en)
Broader concept
Narrower concepts
- Astronomical coordinate systems (en)
- Astronomical location (en)
- Baade-Wesselink method (en)
- Bolometric correction (en)
- Brightness temperature (en)
- Distance measure (en)
- Effective temperature (en)
- Equator position (en)
- Fundamental parameters of stars (en)
- Magnitude (en)
- Parallax (en)
- Phase angle (en)
- Phase defect (en)
- Phase effect (en)
- Phase error (en)
- Photographic astrometry (en)
- Radial velocity (en)
- Radio astrometry (en)
- Relativistic aberration (en)
- Relaxation time (en)
- Sky noise (en)
- Solar constant (en)
- Space astrometry (en)
- Spectral index (en)
- Standard stars (en)
- Stellar aberration (en)
- Stellar distance (en)
- Syzygy (en)
- Two-color diagrams (en)
- Wolf diagram (en)
Contributor
URI
http://astrothesaurus.org/uat/80
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