Apparent Time

Science / Tides and Currents / Apparent Time: Time based upon the true position of the Sun as distinguished from mean time, which is measured by a fictitious Sun moving at a uniform rate. Apparent time is that shown by the sundial, and its noon is the time when the Sun crosses the meridian. The difference between apparent time and mean time is known as the equation of time. Although quite common many years ago, apparent time is seldom used now.

Other Words for Apparent

Apparent Adjective Synonyms: evident, plain, clear, obvious, patent, unmistakable, conspicuous, marked, manifest, visible, discernible
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Other Words for Time

Time Noun Synonyms: period, interval, stretch, spell, patch
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Equation Of Time

Science / Tides and Currents / Equation Of Time: Difference between mean and apparent time. From the beginning of the year until near the middle of April, mean time is ahead of apparent time, the difference reaching a maximum of about 15 minutes ne MORE

Mean Time

Science / Tides and Currents / Mean Time: Time based upon the hour angle of the mean sun as distinguished from apparent time which is based upon the position of the real Sun. The difference between apparent and mean time is known as the equat MORE

Solar Time

Science / Tides and Currents / Solar Time: Time measured by the hour angle of the Sun. It is called apparent time when referred to the actual Sun and mean time when referred to the mean Sun. It is also classified as local, standard, or Greenwi MORE

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