Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2356

                                            1 March 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
  Feb.  16      59261      -0,171222    +0,05100    +0,35913 
        17      59262      -0,171654    +0,05051    +0,36011 
        18      59263      -0,171925    +0,05058    +0,36094 
        19      59264      -0,171989    +0,05100    +0,36182 
        20      59265      -0,171893    +0,05141    +0,36282 
        21      59266      -0,171557    +0,05131    +0,36360 
        22      59267      -0,171043    +0,05065    +0,36425 

                          P R E D I C T I O N
  YEAR  2021
  Mar.   1      59274      -0,17013     +0,0485     +0,3690   
         8      59281      -0,17369     +0,0512     +0,3759   
        15      59288      -0,17608     +0,0592     +0,3847   
        22      59295      -0,17668     +0,0667     +0,3953   
        29      59302      -0,17724     +0,0748     +0,4058   
  Apr.   5      59309      -0,17755     +0,0856     +0,4111   
        12      59316      -0,17788     +0,0957     +0,4159   

     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