To: SLR Stations Fm: GFZ Orbit Prediction System Op: Christian Ackermann, GFZ DSIDP CHMP.ORB.PRD DRAG FUNCTION A 010220 IRV SET 010220 EPHEM NO 412 SATELLITE 8002 MAXEPOCH 1 EPOCH 415.5 DRAG FRCO 0.0 44.0 1.5 NMAX 20