Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2229

                                           24 September 2018


            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  2018
  Sep.  11      58372      +0,059331    +0,21377    +0,35747 
        12      58373      +0,058384    +0,21418    +0,35665 
        13      58374      +0,057538    +0,21415    +0,35583 
        14      58375      +0,056836    +0,21363    +0,35497 
        15      58376      +0,056389    +0,21303    +0,35393 
        16      58377      +0,056137    +0,21252    +0,35275 
        17      58378      +0,055957    +0,21215    +0,35152 

                          P R E D I C T I O N
  YEAR  2018
  Sep.  24      58385      +0,05429     +0,2100     +0,3425   
  Oct.   1      58392      +0,04862     +0,2077     +0,3382   
         8      58399      +0,04323     +0,2023     +0,3310   
        15      58406      +0,03643     +0,1962     +0,3257   
        22      58413      +0,03053     +0,1895     +0,3212   
        29      58420      +0,02179     +0,1795     +0,3152   
  Nov.   5      58427      +0,01301     +0,1658     +0,3111   

     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