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Top Document: [sci.astro] Time (Astronomy Frequently Asked Questions) (3/9)
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Top Document: [sci.astro] Time (Astronomy Frequently Asked Questions) (3/9)
Previous Document: C.11 How do I calculate the phase of the moon?
Next Document: C.13 Why are there two tides a day and not just one?
C.12 What is the time delivered by a GPS receiver?
Navstar GPS (global positioning system) is a satellite based navigation system operated by the US Air Force. The signals broadcast by GPS satellites, contain all information required by a GPS receiver in order to determine both UTC and TIA highly accurately. Commercial GPS receivers can provide a time reference that is closer than 340 ns to UTC(USNO) in 90% of all measurements, classified military versions are even better.
Top Document: [sci.astro] Time (Astronomy Frequently Asked Questions) (3/9)
Previous Document: C.11 How do I calculate the phase of the moon?
Next Document: C.13 Why are there two tides a day and not just one?
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Last Update July 06 2009 @ 00:05 AM