Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2256

                                            1 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.  19      58561      -0,104344    +0,04579    +0,36853 
        20      58562      -0,105750    +0,04559    +0,36953 
        21      58563      -0,107327    +0,04534    +0,37048 
        22      58564      -0,108989    +0,04521    +0,37168 
        23      58565      -0,110620    +0,04516    +0,37308 
        24      58566      -0,112094    +0,04541    +0,37438 
        25      58567      -0,113363    +0,04578    +0,37579 

                          P R E D I C T I O N
  YEAR  2019
  Apr.   1      58574      -0,11913     +0,0475     +0,3850   
         8      58581      -0,12708     +0,0505     +0,3915   
        15      58588      -0,13344     +0,0541     +0,3981   
        22      58595      -0,14293     +0,0678     +0,4073   
        29      58602      -0,14818     +0,0781     +0,4122   
  May    6      58609      -0,15697     +0,0898     +0,4194   
        13      58616      -0,16426     +0,0949     +0,4230   

     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