INTERNATIONAL 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.iers@obspm.fr Paris, 3 April 2019 Bulletin D 140 ANNOUNCEMENT OF DUT1 From the 02 May 2019, 0h UTC until further notice, the value of DUT1 to be disseminated with the time signals will be DUT1 = -0.2 s Bulletin D 141 should be issued in September 2019 To unsubscribe: http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html