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 22 26
FAX 33 (0) 1 40 51 22 91
Internet: services.iers@obspm.fr Paris, 16 January 2012

Bulletin D 110




ANNOUNCEMENT OF DUT1


From the

9 February 2012, 0h UTC

until further notice, the value of DUT1 to be disseminated with the
time signals will be


DUT1 = -0.5 s


Bulletin D 111 should be issued in May 2012