Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2181

                                           23 October 2017


            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  2017
  Oct.  10      58036      +0,306477    +0,21418    +0,28909 
        11      58037      +0,305673    +0,21221    +0,28736 
        12      58038      +0,304931    +0,21025    +0,28538 
        13      58039      +0,304155    +0,20868    +0,28338 
        14      58040      +0,303276    +0,20713    +0,28153 
        15      58041      +0,302287    +0,20576    +0,27966 
        16      58042      +0,301162    +0,20475    +0,27806 

                          P R E D I C T I O N
  YEAR  2017
  Oct.  23      58049      +0,29313     +0,1958     +0,2679   
        30      58056      +0,28814     +0,1795     +0,2602   
  Nov.   6      58063      +0,27839     +0,1696     +0,2508   
        13      58070      +0,26914     +0,1552     +0,2425   
        20      58077      +0,25941     +0,1386     +0,2394   
        27      58084      +0,25218     +0,1213     +0,2396   
  Dec.   4      58091      +0,24146     +0,1112     +0,2389   

     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