Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2257

                                            8 April 2019


            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  2019
  Mar.  26      58568      -0,114418    +0,04603    +0,37718 
        27      58569      -0,115319    +0,04601    +0,37827 
        28      58570      -0,116100    +0,04623    +0,37911 
        29      58571      -0,116847    +0,04660    +0,38010 
        30      58572      -0,117546    +0,04721    +0,38117 
        31      58573      -0,118315    +0,04803    +0,38252 
  Apr.   1      58574      -0,119185    +0,04889    +0,38389 

                          P R E D I C T I O N
  YEAR  2019
  Apr.   8      58581      -0,12753     +0,0551     +0,3924   
        15      58588      -0,13461     +0,0589     +0,3996   
        22      58595      -0,14461     +0,0637     +0,4048   
        29      58602      -0,14945     +0,0689     +0,4099   
  May    6      58609      -0,15633     +0,0841     +0,4175   
        13      58616      -0,16192     +0,0957     +0,4206   
        20      58623      -0,17105     +0,1084     +0,4261   

     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