I hope everyone noticed that the IERS issued Bulletin D 142 today,
which raises DUT1 from -0.1 to 0 as of July 28. I attach the bulletin
and my chart of values of DUT1. I predict a negative leap second
around the end of this decade.
John Sauter (john_sau...@systemeyescomputerstore.com)
--
get my PGP public key with gpg --locate-external-keys
john_sau...@systemeyescomputerstore.comINTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE SERVICE DE LA ROTATION TERRESTRE OBSERVATOIRE DE PARIS 61, Av. de l'Observatoire 75014 PARIS (France) Tel. 33 (0) 1 40 51 23 35 http://iers.obspm.fr email: services.i...@obspm.fr Paris, 6 July 2022 Bulletin D 142 ANNOUNCEMENT OF DUT1 From the 28 July 2022, 0h UTC until further notice, the value of DUT1 to be disseminated with the time signals will be DUT1 = 0.0 s Bulletin D 143 should be issued in 2023 To unsubscribe: http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html
DUT1.pdf
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