Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2368

                                           24 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   11      59345      -0,183371    +0,12338    +0,44458 
        12      59346      -0,183428    +0,12475    +0,44476 
        13      59347      -0,183304    +0,12651    +0,44469 
        14      59348      -0,183088    +0,12838    +0,44482 
        15      59349      -0,182821    +0,13041    +0,44516 
        16      59350      -0,182521    +0,13259    +0,44556 
        17      59351      -0,182289    +0,13496    +0,44601 

                          P R E D I C T I O N
  YEAR  2021
  May   24      59358      -0,18461     +0,1504     +0,4473   
        31      59365      -0,18342     +0,1612     +0,4480   
  June   7      59372      -0,18143     +0,1724     +0,4491   
        14      59379      -0,17650     +0,1775     +0,4460   
        21      59386      -0,17551     +0,1859     +0,4438   
        28      59393      -0,17109     +0,1873     +0,4374   
  July   5      59400      -0,16747     +0,1912     +0,4305   

     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