Federal Agency
  on Technical Regulating
  and Metrology

  FSUE "VNIIFTRI"



                                 B U L L E T I N E    A - 2255

                                           25 March 2019


            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  2019
  Mar.  12      58554      -0,097939    +0,04540    +0,36042 
        13      58555      -0,098869    +0,04500    +0,36172 
        14      58556      -0,099683    +0,04470    +0,36291 
        15      58557      -0,100461    +0,04474    +0,36412 
        16      58558      -0,101258    +0,04494    +0,36534 
        17      58559      -0,102126    +0,04517    +0,36650 
        18      58560      -0,103143    +0,04554    +0,36743 

                          P R E D I C T I O N
  YEAR  2019
  Mar.  25      58567      -0,11313     +0,0472     +0,3749   
  Apr.   1      58574      -0,11824     +0,0488     +0,3827   
         8      58581      -0,12568     +0,0608     +0,3935   
        15      58588      -0,13245     +0,0695     +0,3993   
        22      58595      -0,14386     +0,0798     +0,4082   
        29      58602      -0,15080     +0,0836     +0,4135   
  May    6      58609      -0,15935     +0,0885     +0,4203   

     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