On Wed 2021-01-06T10:36:10-0800 Tom Van Baak hath writ:
> Does anyone know who started it? Is there a way to track it down?
I am pretty sure that it started when some reporter meandered over to
timeanddate.com and then started writing a followup.
They have had a running dashboard showing just how
On 2021-01-08 19:57, John Sauter via LEAPSECS wrote:
I attach a plot of historical values of DUT1 based on the old issues of
Bulletin A kept on the IERS' web site.
I think the graph of DUT1 is not quite correct, for instance:
On 2009-01-01, there was a switch of DUT1 from -0.6 s to +
The IERS specifies in Bulletin A the value for DUT1, which is an
approximation of UT1-UTC that is transmitted with time signals. The
current value is -0.2, which has not changed since May of 2019, an
unusually long time.
If the IERS prediction of future values of UT1-UTC turns out to be
correct,
tvb wrote:
> "Atomic clock scientists suggest shortening minute to 59 seconds"
>
> This is so bad it's funny. A newspaper headline that's inaccurate by
> a factor of, just, 100 million.
>
> By the way, a number of news web sites have been carrying "earth is
> speeding up" and "50 years" stories