[LEAPSECS] BBC article

Poul-Henning Kamp phk at phk.freebsd.dk
Sat Nov 5 12:55:31 EDT 2011


In message <A33A28CA-A41D-473B-8130-F2BB9B9DAA5E at noao.edu>, Rob Seaman writes:

>On Nov 4, 2011, at 11:20 PM, Poul-Henning Kamp wrote:

>



>>>>> Will require resources to modify existing ICDs and operational software

>>>>> Offers no benefits to NGA or GPS Operations

>>>>> and he gave the cost of creating an ICD for GPS at about $100 million.

>>>

>>> Meaning that GPS operations will be rather spectacularly un-fine under such

>>> circumstances.

>>

>> That rather pressumes that anybody can justify the cost of this pointless

>> change in the first place.

>

>You still aren't getting the point. He was asserting that GPS

>operations - running their internal systems - is itself dependent

>on the current definition of UTC.


As I read that quote: "Changing the ICD to include UT1/DUT1 will cost
a fortune and we don't need it for the GPS system"

--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.


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