Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2560

                                           27 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  2025
  Jan.  14      60689      +0,043943    +0,12467    +0,30313 
        15      60690      +0,044323    +0,12301    +0,30263 
        16      60691      +0,044520    +0,12191    +0,30237 
        17      60692      +0,044543    +0,12094    +0,30230 
        18      60693      +0,044481    +0,12026    +0,30227 
        19      60694      +0,044341    +0,12029    +0,30252 
        20      60695      +0,044195    +0,12085    +0,30302 

                          P R E D I C T I O N
  YEAR  2025
  Jan.  27      60702      +0,04671     +0,1216     +0,3062   
  Feb.   3      60709      +0,04566     +0,1106     +0,3054   
        10      60716      +0,04553     +0,1036     +0,3092   
        17      60723      +0,04347     +0,0977     +0,3115   
        24      60730      +0,04340     +0,0880     +0,3164   
  Mar.   3      60737      +0,03971     +0,0821     +0,3203   
        10      60744      +0,04106     +0,0777     +0,3217   

     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