Sidereal Time (Noun)
Meaning
Measured by the diurnal motion of stars.
Classification
Nouns denoting time and temporal relations.
Examples
- Astronomers use sidereal time to coordinate observations of celestial objects measured by the diurnal motion of stars.
- Sidereal time is measured by the rotation of the Earth relative to the fixed stars, and is used to schedule astronomical observations.
- The diurnal motion of stars is used to measure sidereal time, which is essential for astronomical navigation and research.
- The Earth's rotation causes the stars to appear to shift, and this shift is used to measure sidereal time, which is essential for astronomers.
- By tracking the diurnal motion of stars, astronomers can measure sidereal time, which is used to calculate the position of celestial objects in the sky.