Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2642

                                           24 August 2026


            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  2026
  Aug.  11      61263      +0,011716    +0,22297    +0,35784 
        12      61264      +0,011624    +0,22289    +0,35699 
        13      61265      +0,011147    +0,22302    +0,35615 
        14      61266      +0,010381    +0,22314    +0,35516 
        15      61267      +0,009451    +0,22317    +0,35407 
        16      61268      +0,008513    +0,22303    +0,35297 
        17      61269      +0,007736    +0,22254    +0,35198 

                          P R E D I C T I O N
  YEAR  2026
  Aug.  24      61276      +0,00724     +0,2183     +0,3458   
        31      61283      +0,00439     +0,2163     +0,3420   
  Sep.   7      61290      +0,00228     +0,2150     +0,3383   
        14      61297      -0,00304     +0,2107     +0,3362   
        21      61304      -0,00450     +0,2071     +0,3331   
        28      61311      -0,01173     +0,1988     +0,3288   
  Oct.   5      61318      -0,01716     +0,1930     +0,3272   

     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