To: SLR Stations Fm: GFZ Orbit Prediction System Op: Christian Ackermann, GFZ DSIDP GRCB.ORB.PRD DRAG FUNCTION A 020730 IRV SET 020730 EPHEM NO 236 SATELLITE 8004 MAXEPOCH 1 EPOCH 940.5 DRAG FRCO 0.0 50.4 1.6 NMAX 20