Time correction
As time correction or Zeitkorrektion is called:
- the difference between true and displayed time, see clock error
- the small difference between world time UTC and earth rotation time UT1 , see dUT1
- the isolated because dUT1 in the world time inserted leap second
- the difference between Terrestrial Dynamic Time or Ephemeris Time and Universal Time, see Delta T
- the difference between UTC and GPS time
- for sundials the difference between mean and true local time, see equation of time
- the changeover to a different time zone (whole number of hours).
See also: synchronization , time comparison