IRV SET 070121.4 EPHEM NO 6423 SATELLITE 8002 MAXEPOCH 3 EPOCH 2576.5 DRAG FRCO 0.0 45.4 1.4 NMAX 20 EPOCH 2577.5 DRAG FRCO 0.0 26.0 1.1 NMAX 20 EPOCH 2578.5 DRAG FRCO 0.0 38.0 1.3 NMAX 20