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) 52940.50 214649 230676 -3705827 1548 60 58 228 61 0 0 0 -1629 -2173 48 85 52941.50 213195 228710 -3706921 959 244 230 273 292 0 0 0 -1587 -2058 213 13