[DOC] [TLE] Atomic clock - Wikipedia [PAR] An atomic clock is a clock device that uses an electronic transition frequency in 
the microwave, optical, or ultraviolet region of the electromagnetic spectrum of 
atoms as a frequency standard for its timekeeping element. Atomic clocks are the 
most accurate time and frequency standards known, .... Modern rubidium 
standard tubes last more than ten years, and can cost as... [DOC] [TLE] Articles - Compact atomic clocks - Ingenia [PAR] The first accurate atomic clock, a caesium standard based on a certain transition 
of ... than cold atoms to achieve an accuracy of around one second in 30,000 
years. ... These devices incorporate a core 'physics package' of less than 1 cm3, 
with the ... More generally, chip-scale clocks can potentially allow messages to 
be... [DOC] [TLE] BBC - Future - Time lords: The clocks that rule our world [PAR] Feb 18, 2015 ... The best clocks now lose only a second every 300 million years  and ... never 
was this clearer than at 09:59:59.985 Eastern Time, on 3 June 2013. ... Today, 
one of the most accurate of these atomic clocks lies in the ... Will these latest 
devices be similarly revolutionary? ... Inside Prince William's other job. [DOC] [TLE] Agilent AN 1289 The Science of Timekeeping [PAR] than 28 years to generate official time from NBS/NIST; 3) development ... Most 
recently, he led an R&D effort which has the potential of real-time ... could be 
reaped from the latest improvements in accurate clocks and .... to 1 second in 10 
million years. ... A precise timing device in a GPS receiver is used by its computer
. [DOC] [TLE] China's Atomic Clock in Space Will Stay Accurate For a Billion Years ... [PAR] Sep 17, 2016 ... In fact, since 1967 the definition of second has been "9,192,631,770 ... Well the 
atomic clock won't last that long see that second offset! ... to have their clocks 
corrected to stay accurate within the tolerances required. ... This is still a long time 
but a lot, lot less than 1 billion years. ..... Not good enough (Score:3). [DOC] [TLE] Nikon | Nikon Horizons | Vol. 21: The Light of Our Lives - 3 ... [PAR] This clock is accurate to the second for 30 million years, maintaining this integrity 
by ... To create a more accurate atomic clock, we must employ atoms that absorb 
higher ... His optical lattice clock defines one second by the frequency of light 
absorbed ... By layering these spectrums, a variety of colors of light can be 
created. [DOC] [TLE] ENY-728/IN653: An Introduction to GPS - EDIS - University of Florida [PAR] With GPS, one can automatically determine the precise location (latitude and 
longitude) at any point on earth using a ground device that picks up signals from 
multiple satellites. ... of cesium atoms and was accurate to within 1 second in 300 
years. ... Colorado, with an estimated accuracy of 1 second in 3 million years! [DOC] [TLE] Clocks  Exactly What Is Time? [PAR] Clocks of one sort or another have been around for thousands of years. A clock is 
any free-standing device or instrument for measuring or displaying the current 
time. ... Really, a clock can be anything that repeats itself in a predictable way. ..... 
accurate to 1 second in 1.7 million years, currently the most accurate clock in use,
... [DOC] [TLE] Computer Time Synchronization Concepts - Meinberg Funkuhren [PAR] Apr 29, 2014 ... 6.1.13.5 Using Meinberg PCI and USB devices with NTP's SHM driver. .... 7.1.3 
Compass ..... 1 second after 1015 seconds of operation, i.e. after more than 31 .... 
systems every user can configure his own preferred time zone, and even .... The 
Precision Time Protocol (PTP) has been introduced some years... [DOC] [TLE] High Precision Spectroscopy - JILA - University of Colorado Boulder [PAR] In this thesis a new optical clock based on neutral atoms trapped in an ... lattice 
can be designed to shift the energy of the two atomic clock states equally, ... 
represents one of the most accurate optical frequency measurements to date. ...... 
A

Question: The most recent of these devices can achieve accuracy to within about 1 second in every 3 million years
Answer: an atomic clock