To: SLR Stations Fm: GFZ Orbit Prediction System Op: Christian Ackermann, GFZ DSIDP GRCB.ORB.PRD DRAG FUNCTION A 020812 IRV SET 020812 EPHEM NO 261 SATELLITE 8004 MAXEPOCH 1 EPOCH 953.5 DRAG FRCO 0.0 43.6 1.3 NMAX 20