ephemeris time उदाहरण वाक्य
उदाहरण वाक्य
- The TT subscript indicates that for this formula, the Julian date should use the Terrestrial Time scale, or its predecessor, ephemeris time.
- As UT is slightly irregular in its rate, astronomers introduced Ephemeris Time, which has since been replaced by Terrestrial Time ( TT ).
- Atomic clock Calendar Chinese calendar Computus Diwali Ephemeris time Hertz Intellectual history of time Julian date Season
- This was in conformity with the ephemeris time scale adopted by the Brown's Tables of the Moon ( used from 1923 through 1983 ).
- After the caesium atomic clock was invented, such clocks were used increasingly from the late 1950s as secondary realizations of ephemeris time ( ET ).
- For continuity with its predecessor Ephemeris Time, TCB was set to match ET at around Julian Date 2443144.5 ( 1977-01-01T00Z ).
- For continuity with its predecessor Ephemeris Time, TCG was set to match ET at around Julian Date 2443144.5 ( 1977-01-01T00Z ).
- By the middle of the 20th century, the difference between Universal and Ephemeris Time had been recognised and evaluated, and the troublesome empirical terms were removed.
- In the meantime, Brown's theory was improved with better constants and the introduction of Ephemeris Time and the removal of some empirical corrections associated with this.
- For continuity with their predecessor Ephemeris Time ( ET ), TT and TCG were set to match ET at around Julian Date ( 1977-01-01T00Z ).