Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2612

                                           26 January 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
  Jan.  13      61053      +0,071408    +0,09993    +0,34046 
        14      61054      +0,071674    +0,09935    +0,34085 
        15      61055      +0,072104    +0,09848    +0,34120 
        16      61056      +0,072660    +0,09732    +0,34152 
        17      61057      +0,073263    +0,09606    +0,34190 
        18      61058      +0,073819    +0,09482    +0,34246 
        19      61059      +0,074206    +0,09347    +0,34327 

                          P R E D I C T I O N
  YEAR  2026
  Jan.  26      61066      +0,07179     +0,0864     +0,3503   
  Feb.   2      61073      +0,07238     +0,0858     +0,3552   
         9      61080      +0,06829     +0,0817     +0,3630   
        16      61087      +0,06948     +0,0897     +0,3762   
        23      61094      +0,06535     +0,0914     +0,3864   
  Mar.   2      61101      +0,06524     +0,0956     +0,3949   
         9      61108      +0,06060     +0,1007     +0,4031   

     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