[LEAPSECS] erasing the lines (was Re: drawing the lines)

[Rob Seaman]

Interesting.

It was truly excellent to have the chance to meet zefram last week in Charlottesville.  Some of the other talks also shone light on terminology issues and we'll let the group know when slides and later preprints are available online.

Rob
--

On Jun 3, 2013, at 9:51 AM, Zefram <zefram at fysh.org> wrote:


> Rob Seaman wrote:

>> There has been an attempt to redefine the language for years, since

>> an earlier revision of ITU-R TF.460 was edited to remove the original

>> language:

>> 

>> 	"GMT may be regarded as the general equivalent of UT."

> 

> This is actually edited from earlier language.  It goes back at least to

> the IAU 1970 <http://www.iau.org/static/resolutions/IAU1970_French.pdf>

> commission 31 resolutions.  Resolution 6.2 reads:

> 

> 	The terms `G.M.T.' and `Z' are accepted as the general equivalents

> 	of UTC in navigation and communications.

> 

> Seems to me that it makes rather more sense with this contextual

> qualifier.  The standard could be improved by reintroducing some

> qualification here, though I think we could do better than just "in

> navigation and communications".  Concrete project, if anyone wants to

> tackle it: consensus statement on the usage and interpretation of the

> initialism "GMT" in light of the ready availability of UTC.

> 

> -zefram

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