general/astrometry

Apparent angular position of any star in the sky; point on the celestial sphere

Branch of astronomy involving positioning and movements of celestial bodies

Astronomical object of known size

Alignment of celestial bodies

Apparent angular position of any star in the sky; point on the celestial sphere

Estimation of orbits of objects

Apparent angular position of any star in the sky; point on the celestial sphere

Astronomical measurement method

Small telescope used for precise astrometry

Branch of astronomy involving positioning and movements of celestial bodies

Branch of astronomy involving positioning and movements of celestial bodies

Branch of astronomy involving positioning and movements of celestial bodies

Apparent angular position of any star in the sky; point on the celestial sphere

Branch of astronomy involving positioning and movements of celestial bodies

Apparent angular position of any star in the sky; point on the celestial sphere

Supposed systemic bias in astrometry

Term in astronomy