āĻ āĻ¨ā§āĻ¸āĻ¨ā§āĻ§āĻžāĻ¨ āĻāĻ°ā§āĻ¨
āĻ āĻāĻŋāĻ§āĻžāĻ¨ā§āĻ° āĻāĻžāĻˇāĻž āĻ¨āĻŋāĻ°ā§āĻŦāĻžāĻāĻ¨ āĻāĻ°ā§āĻ¨
āĻāĻĒāĻ¨āĻžāĻ° āĻāĻžāĻˇāĻž āĻ¨āĻŋāĻ°ā§āĻŦāĻžāĻāĻ¨ āĻāĻ°ā§āĻ¨
sidereal
/saâÉĒdËiâÉÉšÉĒÉâl/
sidereal
01
āĻ¨āĻžāĻā§āĻˇāĻ¤ā§āĻ°āĻŋāĻ, āĻ¸āĻžāĻāĻĄā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻ˛
relating to a system of time measurement based on the positions and movements of the stars
āĻāĻĻāĻžāĻšāĻ°āĻŖ
Sidereal time is often used in astronomy because it provides a more precise reference for celestial observations.
āĻ¸āĻžāĻāĻĄā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻ˛ āĻ¸āĻŽāĻ¯āĻŧ āĻĒā§āĻ°āĻžāĻ¯āĻŧāĻļāĻ āĻā§āĻ¯ā§āĻ¤āĻŋāĻ°ā§āĻŦāĻŋāĻĻā§āĻ¯āĻžāĻ¯āĻŧ āĻŦā§āĻ¯āĻŦāĻšā§āĻ¤ āĻšāĻ¯āĻŧ āĻāĻžāĻ°āĻŖ āĻāĻāĻŋ āĻŽāĻšāĻžāĻāĻžāĻļā§āĻ¯āĻŧ āĻĒāĻ°ā§āĻ¯āĻŦā§āĻā§āĻˇāĻŖā§āĻ° āĻāĻ¨ā§āĻ¯ āĻāĻāĻāĻŋ āĻāĻ°āĻ āĻ¸āĻ āĻŋāĻ āĻ°ā§āĻĢāĻžāĻ°ā§āĻ¨ā§āĻ¸ āĻ¸āĻ°āĻŦāĻ°āĻžāĻš āĻāĻ°ā§āĨ¤
02
āĻ¨āĻžāĻā§āĻˇāĻ¤ā§āĻ°āĻŋāĻ, āĻ¤āĻžāĻ°āĻāĻž āĻ¸āĻāĻā§āĻ°āĻžāĻ¨ā§āĻ¤
relating to the stars or constellations, especially in terms of their positions relative to Earth
āĻāĻĻāĻžāĻšāĻ°āĻŖ
Sidereal day is shorter than a solar day due to the Earth's orbital motion around the sun.
āĻĒā§āĻĨāĻŋāĻŦā§āĻ° āĻ¸ā§āĻ°ā§āĻ¯āĻā§ āĻĒā§āĻ°āĻĻāĻā§āĻˇāĻŋāĻŖā§āĻ° āĻāĻ¤āĻŋāĻ° āĻāĻžāĻ°āĻŖā§ āĻ¨āĻžāĻā§āĻˇāĻ¤ā§āĻ°āĻŋāĻ āĻĻāĻŋāĻ¨ āĻ¸ā§āĻ° āĻĻāĻŋāĻ¨ā§āĻ° āĻā§āĻ¯āĻŧā§ āĻā§āĻ āĻšāĻ¯āĻŧāĨ¤
āĻ¨āĻŋāĻāĻāĻŦāĻ°ā§āĻ¤ā§ āĻļāĻŦā§āĻĻ
