sideral (Meaning)
Webster
sideral (a.)
Relating to the stars.
Affecting unfavorably by the supposed influence of the stars; baleful.
Synonyms & Antonyms of sideral
No Synonyms and anytonyms found
sideral Sentence Examples
- The sideral day, the time it takes Earth to complete one full rotation on its axis relative to the stars, is 23 hours, 56 minutes, and 4 seconds.
- The sideral year, the time it takes Earth to complete one full orbit around the sun, is 365.2564 days.
- The International Space Station completes 16 sideral orbits of Earth per day.
- Stellar parallax is measured relative to the fixed sideral background.
- The sideral rotation period of the planet Mars is 24 hours, 37 minutes, and 23 seconds.
- The inclination of Mercury's equator to its sideral orbit is only 2 degrees.
- The sideral period of Jupiter's Great Red Spot is approximately 6 Earth days.
- The angular distance between a star and the vernal equinox point is known as its sideral longitude.
- The cosmic microwave background radiation has a slight dipole asymmetry due to the sideral motion of the solar system.
- The sideral day is subtly shorter than the solar day due to the precession of Earth's axis.
FAQs About the word sideral
Relating to the stars., Affecting unfavorably by the supposed influence of the stars; baleful.
No synonyms found.
No antonyms found.
The sideral day, the time it takes Earth to complete one full rotation on its axis relative to the stars, is 23 hours, 56 minutes, and 4 seconds.
The sideral year, the time it takes Earth to complete one full orbit around the sun, is 365.2564 days.
The International Space Station completes 16 sideral orbits of Earth per day.
Stellar parallax is measured relative to the fixed sideral background.
