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  2. Synodic day - Wikipedia

    en.wikipedia.org/wiki/Synodic_day

    A synodic day (or synodic rotation period or solar day) is the period for a celestial object to rotate once in relation to the star it is orbiting, and is the basis of solar time. The synodic day is distinguished from the sidereal day, which is one complete rotation in relation to distant stars [1] and is the basis of sidereal time.

  3. Rotation period (astronomy) - Wikipedia

    en.wikipedia.org/wiki/Rotation_period_(astronomy)

    Rotation period with respect to distant stars, the sidereal rotation period (compared to Earth's mean Solar days) Synodic rotation period (mean Solar day) Apparent rotational period viewed from Earth Sun [i] 25.379995 days (Carrington rotation) 35 days (high latitude) 25 d 9 h 7 m 11.6 s 35 d ~28 days (equatorial) [2] Mercury: 58.6462 days [3 ...

  4. Sidereal time - Wikipedia

    en.wikipedia.org/wiki/Sidereal_time

    Picture of a poster clarifying the difference between a sidereal day and the more conventional solar day Animation showing the difference between a sidereal day and a solar day. Sidereal time ("sidereal" pronounced / s aɪ ˈ d ɪər i əl, s ə-/ sy-DEER-ee-əl, sə-) is a system of timekeeping used especially by astronomers.

  5. Sidereal Astrology Might Change The Way You Read Your Birth Chart

    www.aol.com/sidereal-astrology-might-change-way...

    But there's another system, too, called sidereal astrology. An astrologer explains. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ...

  6. Solar rotation - Wikipedia

    en.wikipedia.org/wiki/Solar_rotation

    At the equator, the solar rotation period is 24.47 days. This is called the sidereal rotation period, and should not be confused with the synodic rotation period of 26.24 days, which is the time for a fixed feature on the Sun to rotate to the same apparent position as viewed from Earth (the Earth's orbital rotation is in the same direction as the Sun's rotation).

  7. Sidereal Astrology Might Change The Way You Read Your Birth Chart

    www.aol.com/lifestyle/sidereal-astrology-might...

    Sidereal Scorpio: Nov 17 - Dec 15 | True Sidereal Scorpio: Nov 23 - Dec 6. True Sidereal Ophiuchus: Dec 7 — Dec 18. Sidereal Sagittarius: Dec 16 - Jan 14 | True Sidereal Sagittarius: Dec 19 - Jan 19

  8. Dia de los Muertos: How Day of the Dead allows people to ...

    www.aol.com/dia-los-muertos-day-dead-145146980.html

    Family members tend to the grave of a relative in preparations for the Day of the Dead celebrations, at the Valle de Chalco municipal cemetery on the outskirts of Mexico City, Thursday, Oct. 28, 2021.

  9. Sidereal year - Wikipedia

    en.wikipedia.org/wiki/Sidereal_year

    The sidereal year differs from the solar year, "the period of time required for the ecliptic longitude of the Sun to increase 360 degrees", [2] due to the precession of the equinoxes. The sidereal year is 20 min 24.5 s longer than the mean tropical year at J2000.0 (365.242 190 402 ephemeris days). [1]