[tz] leapseconds.awk, LEAP directives and references

Marshall Eubanks marshall.eubanks at gmail.com
Sun Apr 9 12:59:59 UTC 2017

I thought I would ask.


Dear Marshall,

I confirm that IERS  allows for unlimited copying and use of
this and other EOP file,...as far you mention the reference!

Best regards,

Le Dimanche 9 Avril 2017 00:04 CEST, tme at asteroidinitiatives.com a écrit:

    Dear Christian;

    I wanted to ask about the copyright status of files such as


    as some people here in the US are nervous about this.

    Can you confirm that the IERS allows for unlimited copying and use of
    this and other EOP files?

    Marshall Eubanks


Christian Bizouard
Service de la Rotation de la Terre   -  IERS Earth Orientation Parameter
Observatoire de Paris / SYRTE
61, avenue de l'Observatoire  75014 Paris   FRANCE
christian.bizouard at obspm.fr
tel : 00 33 1 40 51 23 35

On Sat, Apr 8, 2017 at 4:05 AM, Paul Eggert <eggert at cs.ucla.edu> wrote:

> John Hawkinson wrote:
> (1) A work may be in the public domain without an explicit declaration
>> if the author has made it sufficiently clear in other places....
>> (2) Just because a file is copyrighted does not mean it cannot be
>> reproduced without permission. In the US we have "fair use,"...
>> Additionally, *facts* cannot be copyrighted.
> All quite true. Alas, none of these escape hatches would save us if we
> copied the entire IERS file, as (a) copying the whole thing clearly would
> not be fair use, (b) the file has not been placed in the public domain (and
> I doubt whether it can be, as its authors are under French law), and (c)
> the file clearly contains expression as well as simple records of facts.
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