To: SLR Stations Fm: GFZ Orbit Prediction System Op: Christian Ackermann, GFZ DSIDP CHMP.ORB.PRD DRAG FUNCTION A 010221 IRV SET 010221 EPHEM NO 414 SATELLITE 8002 MAXEPOCH 1 EPOCH 416.5 DRAG FRCO 0.0 51.2 1.7 NMAX 20