Re: [LEAPSECS] RAS hits the news

From: John.Cowan <>
Date: Mon, 26 Sep 2005 10:27:11 -0400

M. Warner Losh scripsit:

> One could say that GPS handles them perfectly, in that they do not
> exist at all in the GPS time scale. However, GPS' propigation of the
> GPS UTC offset leaves much to be desired. That data is sent in the
> alminac, which takes at least 20 minutes to down when a reciever is
> started "cold"[*].

In addition, since GPS time is TAI - 19s, the GPS-UTC difference will
eventually overflow any fixed-sized transmission packet (if transmitted
as a delta or as a table, it makes no difference in the end).

One art / There is                      John Cowan <>
No less / No more             
All things / To do            
With sparks / Galore                     -- Douglas Hofstadter
Received on Mon Sep 26 2005 - 07:27:56 PDT

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