To: SLR Stations Fm: GFZ Orbit Prediction System Op: Christian Ackermann, GFZ DSIDP GRCB.ORB.PRD DRAG FUNCTION A 020419 IRV SET 020419 EPHEM NO 60 SATELLITE 8004 MAXEPOCH 1 EPOCH 838.5 DRAG FRCO 0.0 71.2 2.2 NMAX 20