INTERNATIONAL   EARTH   ROTATION   SERVICE   (IERS) 
                     SERVICE INTERNATIONAL LA ROTATIO  TERRESTRE




BUREAU CENTRAL DE L'IERS
OBSERVATOIRE DE PARIS                                   
61, Av. de l'Observatoire 75014 PARIS (France)
Tel. (33) 1-40 51 22 26      Telex : 270776 OBS


Internet 	: iers@obspm.fr                         Paris, 2 August 1996
Span 	        : MESIOA::SERVICES
FAX  	        : (33) 1 - 40 51 22 91                  Bulletin D 63










                               ANNOUNCEMENT OF DUT1




     From 


                              3 October 1996, 0h UTC


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


                                    DUT1 = 0.0 s


     Bulletin D 64 should be issued in October 1996.