Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2372

                                           21 June 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
  June   8      59373      -0,183134    +0,17005    +0,43691 
         9      59374      -0,182589    +0,17167    +0,43628 
        10      59375      -0,181935    +0,17306    +0,43589 
        11      59376      -0,181108    +0,17424    +0,43547 
        12      59377      -0,180191    +0,17539    +0,43521 
        13      59378      -0,179260    +0,17646    +0,43487 
        14      59379      -0,178377    +0,17754    +0,43455 

                          P R E D I C T I O N
  YEAR  2021
  June  21      59386      -0,17643     +0,1840     +0,4316   
        28      59393      -0,17197     +0,1909     +0,4237   
  July   5      59400      -0,16857     +0,1965     +0,4159   
        12      59407      -0,16169     +0,2030     +0,4072   
        19      59414      -0,15932     +0,2125     +0,3997   
        26      59421      -0,15239     +0,2158     +0,3929   
  Aug.   2      59428      -0,14661     +0,2184     +0,3872   

     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