Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2557

                                            6 January 2025


            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  2024
  Dec.  24      60668      +0,046283    +0,15966    +0,31000 
        25      60669      +0,045760    +0,15704    +0,30962 
        26      60670      +0,045381    +0,15405    +0,30872 
        27      60671      +0,045210    +0,15140    +0,30781 
        28      60672      +0,045247    +0,14933    +0,30693 
        29      60673      +0,045434    +0,14789    +0,30624 
        30      60674      +0,045704    +0,14684    +0,30592 

                          P R E D I C T I O N
  YEAR  2025
  Jan.   6      60681      +0,04384     +0,1356     +0,3019   
        13      60688      +0,04214     +0,1221     +0,3022   
        20      60695      +0,04132     +0,1116     +0,3019   
        27      60702      +0,04395     +0,1020     +0,2996   
  Feb.   3      60709      +0,04299     +0,0921     +0,2978   
        10      60716      +0,04358     +0,0844     +0,2995   
        17      60723      +0,04307     +0,0816     +0,3025   

     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