Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2620

                                           23 March 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
  Mar.  10      61109      +0,062796    +0,10310    +0,39383 
        11      61110      +0,062696    +0,10318    +0,39435 
        12      61111      +0,062662    +0,10310    +0,39488 
        13      61112      +0,062658    +0,10289    +0,39543 
        14      61113      +0,062540    +0,10287    +0,39609 
        15      61114      +0,062214    +0,10332    +0,39686 
        16      61115      +0,061645    +0,10419    +0,39769 

                          P R E D I C T I O N
  YEAR  2026
  Mar.  23      61122      +0,05432     +0,1073     +0,4034   
        30      61129      +0,05167     +0,1064     +0,4047   
  Apr.   6      61136      +0,04772     +0,1088     +0,4063   
        13      61143      +0,04775     +0,1146     +0,4083   
        20      61150      +0,04301     +0,1259     +0,4109   
        27      61157      +0,04136     +0,1425     +0,4142   
  May    4      61164      +0,03753     +0,1539     +0,4169   

     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