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Neutrinos v. GPS - II

 
 
Alan Browne
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      10-25-2011, 04:35 PM
QUOTE

Last week, in what sounded like the coup de grâce in some circles,
Ronald A. J. van Elburg, an artificial intelligence researcher at the
University of Groningen in the Netherlands, suggested that the Opera
group had failed to make a relativistic correction for the motions of
the GPS satellites used in timing the neutrino beams. The resulting
error, he said, amounted to 64 nanoseconds, almost exactly the
universe-shaking discrepancy the Opera researchers were hoping to explain.

/QUOTE

However, GPS receivers are supposed to account for special relativity in
computing time. So the premise above may have a big hole in it.

Indeed, rebuttal goes:

QUOTE

The Opera collaborators and other outside physicists now say Dr. van
Elburg’s analysis is wrong and reflects confusion about how GPS systems
work.

/QUOTE

http://www.nytimes.com/2011/10/25/sc...ml?ref=science

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