version 2 Source: IERS Bulletin A ( 0_ 0_ ) Orbits: to be used with the IGS Prediction Service Orbits (IGP) MJD Xpole Ypole UT1-UTC LOD Xsig Ysig UTsig LODsig Nr Nf Nt (10**-6") (0.1 usec) (10**-6") (0.1 usec) 51682.50 91494 327299 2245655 7744 2111 2121 1575 0 0 0 0 51683.50 91815 326464 2238713 6140 4650 4650 4024 0 0 0 0 51684.50 92063 325601 2233259 4769 5407 5407 5946 0 0 0 0