[time-nuts] Re: Long term ADEV of 5071
Attila Kinali
attila at kinali.ch
Mon Apr 5 19:42:24 UTC 2021
Hoi Demetrios,
Sorry for the late answer, last week was a bit crazy.
On Sat, 27 Mar 2021 09:58:30 -0400
Demetrios Matsakis via time-nuts <time-nuts at lists.febo.com> wrote:
> Iâve attached an old paper of mine, from PTTI-2000.
Thanks! I hadn't seen this paper yet.
> Iâve also attached the latest BIPM file of TT. If you want long-
> term stability it is best to use that file to compute TT-EAL and
> TT-TAI and then re-reference the clock data you get from the
> BIPM. The BIPM algorithm for EAL/TAI/UTC changed in 2014 so if
> you stick with TT you re fine. Since it is computed every 10
> days, you might want to spline-interpolate to get the in-between
> points. Or just interpolate.
I actually wanted to avoid extracting the data on my own,
as there are a lot of pittfalls in this. And I'm sure I am
not even aware of half of them.
Your paper contains part of the information I was seeking.
And quite a bit that I wasn't but is very intersting. I need
to spend some quality time with it :-)
Thanks a lot and have a nice week!
Attila Kinali
--
The driving force behind research is the question: "Why?"
There are things we don't understand and things we always
wonder about. And that's why we do research.
-- Kobayashi Makoto
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