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 Ultra Rapid Orbits (IGR) 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) 53029.50 -28577 175506 -4020020 7984 59 72 294 49 0 0 0 -1460 1485 50 85 53030.50 -30292 176881 -4028221 8191 88 141 326 277 0 0 0 -1695 1401 118 88