Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2207

                                           23 April 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
  Apr.  10      58218      +0,126196    +0,03691    +0,41001 
        11      58219      +0,125494    +0,03814    +0,41174 
        12      58220      +0,124697    +0,03893    +0,41362 
        13      58221      +0,123765    +0,03928    +0,41548 
        14      58222      +0,122700    +0,04016    +0,41705 
        15      58223      +0,121516    +0,04199    +0,41864 
        16      58224      +0,120208    +0,04415    +0,42018 

                          P R E D I C T I O N
  YEAR  2018
  Apr.  23      58231      +0,11309     +0,0567     +0,4288   
        30      58238      +0,10528     +0,0644     +0,4377   
  May    7      58245      +0,10068     +0,0749     +0,4457   
        14      58252      +0,09435     +0,0914     +0,4480   
        21      58259      +0,08888     +0,1075     +0,4484   
        28      58266      +0,08207     +0,1264     +0,4479   
  June   4      58273      +0,08048     +0,1474     +0,4513   

     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