Explore BrainMass

Explore BrainMass

    Apparent solar day, mean solar day and a sidereal day

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    What is difference between apparent solar day, mean solar day and a sidereal day?

    © BrainMass Inc. brainmass.com November 24, 2022, 11:38 am ad1c9bdddf

    Solution Preview

    The unit of time is the second to which all time measuring devices are ultimately referred. The measure of time is commonly understood to be the time taken by the Earth to complete its orbit round the Sun.

    The civil year has an average value of 365.2425 mean solar days. The sidereal year equals 365.2564 mean solar days.

    Local Mean Solar Time and Universal Time: The Earth is divided into 24 different time zones approximately 15 degrees of longitude apart. The local mean solar time in each zone differs by one ...