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)
53309.50  206996  362702 -4703055    451    18    19      59      35   0  0  0    409  -2241     39     35
53310.50  207695  360538 -4703047   -113    14    14      59      61   0  0  0    719  -2133     72     37
53311.50  208154  358440 -4702866   -212    13    14      59      33   0  0  0     95  -2161     45     37
53312.50  208119  356216 -4702774    413    16    15      57      49   0  0  0   -199  -2394     28     50
53313.50  207867  353768 -4703679   1700    15    19      54      30   0  0  0   -336  -2724     22     21
53314.50  207740  350999 -4706432   3826    22    33      52      35   0  0  0     41  -2855     30     32
53315.50  207866  348308 -4711625   6651    27    24      57      47   0  0  0     29  -2468     34     64