Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2223

                                           13 August 2018


            UNIVERSAL TIME AND TERRESTRIAL POLE MOTION


    Data         MJD      UT1(SU)-UTC    X(SU)      Y(SU)
    (0h UT)                   (s)         (")        (")

                       W E E K L Y    V A L U E S
  YEAR  2018
  July  31      58330      +0,069908    +0,19854    +0,40645 
  Aug.   1      58331      +0,069793    +0,19872    +0,40517 
         2      58332      +0,069555    +0,19907    +0,40413 
         3      58333      +0,069260    +0,19954    +0,40308 
         4      58334      +0,068903    +0,20006    +0,40198 
         5      58335      +0,068604    +0,20038    +0,40089 
         6      58336      +0,068387    +0,20060    +0,39974 

                          P R E D I C T I O N
  YEAR  2018
  Aug.  13      58343      +0,06723     +0,2018     +0,3910   
        20      58350      +0,06431     +0,2012     +0,3821   
        27      58357      +0,06406     +0,2002     +0,3742   
  Sep.   3      58364      +0,06122     +0,1984     +0,3657   
        10      58371      +0,05914     +0,1939     +0,3559   
        17      58378      +0,05799     +0,1948     +0,3444   
        24      58385      +0,05875     +0,1914     +0,3311   

     NOTATION:
MJD - Modifired Julian Day; MJD=JD-2400000,5;
UT1(SU), X(SU), Y(SU) - Universal Time UT1 and terrestrial pole motion
                        components, evaluated State Service for Time,
                        Frequency and EOP evaluation - SSTF;
UTC -  Universal Time Coordinated;
TA(SU) - Atomic Time scale of Russian Federation;
Difference UTC-TA(SU) = -33,17276 s (from 1 July 2015),
                        -34,17276 s (from 1 January 2017).


                                 Main Metrological Center
                                       of SSTF