[LEAPSECS] Never mind DUT1, what happened to dX ?

[Poul-Henning Kamp]

I looked at the Bulletin A plots this morning to see how DUT1 is
developing, but then I noticed the 'dX' term plot:

	https://datacenter.iers.org/singlePlot.php?plotname=BulletinA_All-DX&id=6

What happened in late 2019 ?

-- 
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.