Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2369

                                           31 May 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
  May   18      59352      -0,182045    +0,13725    +0,44635 
        19      59353      -0,181949    +0,13959    +0,44624 
        20      59354      -0,182084    +0,14216    +0,44600 
        21      59355      -0,182478    +0,14460    +0,44591 
        22      59356      -0,183050    +0,14664    +0,44603 
        23      59357      -0,183736    +0,14842    +0,44608 
        24      59358      -0,184430    +0,15005    +0,44586 

                          P R E D I C T I O N
  YEAR  2021
  May   31      59365      -0,18441     +0,1615     +0,4433   
  June   7      59372      -0,18477     +0,1769     +0,4415   
        14      59379      -0,17952     +0,1868     +0,4399   
        21      59386      -0,17672     +0,1966     +0,4387   
        28      59393      -0,17226     +0,2001     +0,4335   
  July   5      59400      -0,16937     +0,2066     +0,4294   
        12      59407      -0,16165     +0,2058     +0,4212   

     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