version 2
Source: Xpole,Ypole,Xrt,Yrt,LOD: weighted average of centres;
        UT1-UTC: integrated from the 5th day prior to Bull. A
                 last non-predicted value.

Orbits: to be used with the IGS Final Orbits

  MJD      Xpole   Ypole  UT1-UTC    LOD  Xsig  Ysig   UTsig  LODsig  Nr Nf Nt    Xrt    Yrt  Xrtsig  Yrtsig
             (10**-6")       (0.1 usec)    (10**-6")     (0.1 usec)              (10**-6"/d)    (10**-6"/d)
52539.50  215528  221767 -2317412   4426    27    27      83      64   0  0  0  -2222  -2347     48     21
52540.50  213324  219300 -2321830   4291    28    25      86      28   0  0  0  -2060  -2485    110     49
52541.50  211364  216847 -2325733   3450    32    24     120     138   0  0  0  -1727  -2351     64     16
52542.50  209638  214485 -2328775   2280    37    24     107      49   0  0  0  -1821  -2429     33     39
52543.50  207768  212135 -2330560   1048    23    30     109      66   0  0  0  -1733  -2273     80     33
52544.50  205793  209900 -2331434    183    34    22     122      69   0  0  0  -1897  -2317     68     51
52545.50  203702  207381 -2331211   -941    33    26     139      81   0  0  0  -1911  -2756     67     43