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) 51678.50 89744 329927 2287951 12664 39 62 251 62 0 0 0 611 -4 81 75 51679.50 90316 329693 2275504 12048 33 52 265 74 0 0 0 567 -386 21 78 51680.50 90717 329124 2263911 10900 27 28 286 50 0 0 0 307 -735 163 96 51681.50 91143 328316 2253246 10041 42 43 279 41 0 0 0 424 -768 65 73 51682.50 91771 327695 2244053 8711 28 57 270 60 0 0 0 897 -417 132 49 51683.50 92725 327124 2236288 7159 37 29 228 90 0 0 0 1173 -755 189 173 51684.50 93671 326620 2229528 6194 43 44 190 59 0 0 0 856 -348 74 43