noun
position astronomy; positional astronomy
Technical term in astronomy dealing with the precise measurement and prediction of the positions and motions of celestial objects.
位置天文学は、星の正確な位置を測定する学問です。
Position astronomy is the study of measuring the precise positions of stars.
天体力学 (celestial mechanics) focuses on the gravitational interactions and orbital motions of celestial bodies, while 位置天文学 is more concerned with observational position measurements.
Compound of 位置 (position) and 天文学 (astronomy).