Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2470

                                            8 May 2023


            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  2023
  Apr.  25      60059      -0,034054    +0,01511    +0,46288 
        26      60060      -0,033825    +0,01742    +0,46494 
        27      60061      -0,033599    +0,01955    +0,46705 
        28      60062      -0,033491    +0,02160    +0,46893 
        29      60063      -0,033563    +0,02390    +0,47053 
        30      60064      -0,033812    +0,02601    +0,47195 
  May    1      60065      -0,034236    +0,02756    +0,47326 

                          P R E D I C T I O N
  YEAR  2023
  May    8      60072      -0,03725     +0,0398     +0,4813   
        15      60079      -0,03787     +0,0577     +0,4935   
        22      60086      -0,03876     +0,0738     +0,4998   
        29      60093      -0,03726     +0,0911     +0,5075   
  June   5      60100      -0,03655     +0,1151     +0,5131   
        12      60107      -0,03461     +0,1414     +0,5157   
        19      60114      -0,03143     +0,1678     +0,5158   

     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