Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2617

                                            2 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
  Feb.  17      61088      +0,069887    +0,10253    +0,37962 
        18      61089      +0,069563    +0,10313    +0,38074 
        19      61090      +0,068986    +0,10391    +0,38163 
        20      61091      +0,068282    +0,10493    +0,38238 
        21      61092      +0,067587    +0,10596    +0,38357 
        22      61093      +0,067001    +0,10665    +0,38477 
        23      61094      +0,066583    +0,10733    +0,38580 

                          P R E D I C T I O N
  YEAR  2026
  Mar.   2      61101      +0,06661     +0,1097     +0,3910   
         9      61108      +0,06352     +0,1164     +0,3968   
        16      61115      +0,06406     +0,1291     +0,4041   
        23      61122      +0,05723     +0,1374     +0,4113   
        30      61129      +0,05402     +0,1473     +0,4199   
  Apr.   6      61136      +0,04915     +0,1526     +0,4264   
        13      61143      +0,04837     +0,1626     +0,4292   

     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