Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2205

                                            9 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
  Mar.  27      58204      +0,140410    +0,02576    +0,38628 
        28      58205      +0,139345    +0,02705    +0,38737 
        29      58206      +0,138132    +0,02825    +0,38887 
        30      58207      +0,136826    +0,02954    +0,39067 
        31      58208      +0,135460    +0,03101    +0,39256 
  Apr.   1      58209      +0,134094    +0,03226    +0,39446 
         2      58210      +0,132749    +0,03315    +0,39620 

                          P R E D I C T I O N
  YEAR  2018
  Apr.   9      58217      +0,12694     +0,0394     +0,4089   
        16      58224      +0,11955     +0,0518     +0,4166   
        23      58231      +0,11225     +0,0647     +0,4229   
        30      58238      +0,10304     +0,0813     +0,4287   
  May    7      58245      +0,09841     +0,1008     +0,4387   
        14      58252      +0,09209     +0,1144     +0,4453   
        21      58259      +0,08580     +0,1332     +0,4504   

     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