ephemeris time love

Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A highly accurate astronomical system for the measurement of time based on the period of Earth's orbit, but in practice relying on lunar observations and an accurate lunar ephemeris.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A former standard astronomical time scale intended to overcome the drawbacks of irregularly fluctuating mean solar time, superseded in the 1970s.
  • n. A modern relativistic-coordinate time scale.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions

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