Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2386

                                           27 September 2021


            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  2021
  Sep.  14      59471      -0,113238    +0,23805    +0,30665 
        15      59472      -0,112437    +0,23672    +0,30518 
        16      59473      -0,111575    +0,23523    +0,30386 
        17      59474      -0,110763    +0,23410    +0,30216 
        18      59475      -0,110168    +0,23320    +0,30038 
        19      59476      -0,109781    +0,23198    +0,29865 
        20      59477      -0,109550    +0,23100    +0,29681 

                          P R E D I C T I O N
  YEAR  2021
  Sep.  27      59484      -0,10756     +0,2261     +0,2850   
  Oct.   4      59491      -0,10400     +0,2177     +0,2772   
        11      59498      -0,10600     +0,2071     +0,2682   
        18      59505      -0,10543     +0,1965     +0,2608   
        25      59512      -0,10551     +0,1841     +0,2534   
  Nov.   1      59519      -0,10468     +0,1691     +0,2493   
         8      59526      -0,10912     +0,1520     +0,2462   

     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