Return-Path: X-Envelope-To: martin.burnicki@meinberg.de Received: from localhost ([127.0.0.1]) by srv-kerioconnect.py.meinberg.de with ESMTPS (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) for martin.burnicki@meinberg.de; Mon, 8 Jan 2024 11:14:53 +0100 Received: from seppmail (localhost [127.0.0.1]) by seppmail.py.meinberg.de (Postfix) with SMTP id 4T7qgK2pCzz36ps for ; Mon, 8 Jan 2024 11:14:53 +0100 (CET) Received: from server1a.meinberg.de (server1a.meinberg.de [176.9.44.212]) (using TLSv1.3 with cipher AEAD-AES256-GCM-SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by seppmail.py.meinberg.de (Postfix) with ESMTPS for ; Mon, 8 Jan 2024 11:14:53 +0100 (CET) Received: from smtp-int-p.obspm.fr (smtp-int-p.obspm.fr [145.238.194.3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by server1a.meinberg.de (Postfix) with ESMTPS id 5A78371C00E9 for ; Mon, 8 Jan 2024 11:14:51 +0100 (CET) Received: from sympa.obspm.fr (sympa.obspm.fr [145.238.193.22]) by smtp-int-p.obspm.fr (8.15.2/8.15.2/DIO Observatoire de Paris - 15/04/10) with ESMTPS id 408AEF1k1599816 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Mon, 8 Jan 2024 11:14:15 +0100 Received: from sympa.obspm.fr (localhost [127.0.0.1]) by sympa.obspm.fr (8.15.2/8.15.2/Debian-22) with ESMTP id 408AEF1s2065369; Mon, 8 Jan 2024 11:14:15 +0100 Received: (from sympa@localhost) by sympa.obspm.fr (8.15.2/8.15.2/Submit) id 408AE9wX2064446; Mon, 8 Jan 2024 11:14:09 +0100 X-Authentication-Warning: sympa.obspm.fr: sympa set sender to bulc.iers-owner@sympa.obspm.fr using -f Received: from mx-p1.obspm.fr (mx-p1.obspm.fr [145.238.193.20]) by sympa.obspm.fr (8.15.2/8.15.2/Debian-22) with ESMTP id 408ADseh2063661 for ; Mon, 8 Jan 2024 11:13:55 +0100 Received: from carsa2.obspm.fr (carsa2.obspm.fr [145.238.204.44]) by mx-p1.obspm.fr (8.15.2/8.15.2/DIO Observatoire de Paris - 15/04/10) with ESMTP id 408ADs8F1543041 for ; Mon, 8 Jan 2024 11:13:54 +0100 Received: by carsa2.obspm.fr (Postfix, from userid 5372) id 170F980640; Mon, 8 Jan 2024 11:13:53 +0100 (CET) Subject: Bulletin C number 67 From: IERS EOP Product Center To: Message-Id: <20240108101354.170F980640@carsa2.obspm.fr> Date: Mon, 8 Jan 2024 11:13:53 +0100 (CET) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx-p1.obspm.fr [145.238.193.20]); Mon, 08 Jan 2024 11:13:54 +0100 (CET) X-Virus-Scanned: clamav-milter 0.103.10 at smtp-int-p X-Virus-Status: Clean X-Spam-Report: * 0.0 URIBL_BLOCKED ADMINISTRATOR NOTICE: The query to URIBL was * blocked. See * http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block * for more information. * [URIs: obspm.fr] * -0.0 USER_IN_WELCOMELIST User is listed in 'welcomelist_from' * -100 USER_IN_WHITELIST DEPRECATED: See USER_IN_WELCOMELIST * 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record * 0.2 SPF_SOFTFAIL SPF: sender does not match SPF record (softfail) * 100 SPF_UNWHITELIST From: address is in whitelist, but SPF failed * -0.0 T_SCC_BODY_TEXT_LINE No description available. X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on mx-p1.obspm.fr Reply-To: IERS EOP Product Center X-Loop: bulc.iers@sympa.obspm.fr X-Sequence: 25 Errors-To: bulc.iers-owner@sympa.obspm.fr Precedence: list Precedence: bulk Sender: bulc.iers-request@sympa.obspm.fr X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: Archived-At: =?utf-8?q?=3Chttps=3A//sympa=2Eobspm=2Efr/wws/arcsearch=5Fid/bu?= =?utf-8?q?lc=2Eiers/2024-01/20240108101354=2E170F980640=2540carsa2=2Eobspm?= =?utf-8?q?=2Efr=3E?= X-SM-incoming: yes INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE SERVICE DE LA ROTATION TERRESTRE DE L'IERS OBSERVATOIRE DE PARIS 61, Av. de l'Observatoire 75014 PARIS (France) Tel. : +33 1 40 51 23 35 e-mail : services.iers@obspm.fr http://hpiers.obspm.fr/eop-pc Paris, 08 January 2024 Bulletin C 67 To authorities responsible for the measurement and distribution of time INFORMATION ON UTC - TAI NO leap second will be introduced at the end of June 2024. The difference between Coordinated Universal Time UTC and the International Atomic Time TAI is : from 2017 January 1, 0h UTC, until further notice : UTC-TAI = -37 s Leap seconds can be introduced in UTC at the end of the months of December or June, depending on the evolution of UT1-TAI. Bulletin C is mailed every six months, either to announce a time step in UTC, or to confirm that there will be no time step at the next possible date. Christian BIZOUARD Director Earth Orientation Center of IERS Observatoire de Paris, France