Muon radiative energy loss (in 1.0E06 cm^2/g) in gold (Au) with Z = 79, A = 196.966569(5) (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.9087 0.4408 0.3647 2.7141 5. 2.6466 1.9205 0.3894 4.9565 10. 3.2488 3.0692 0.3818 6.6999 20. 3.8668 4.1380 0.3635 8.3682 50. 4.6753 5.7648 0.3531 10.7932 100. 5.2500 6.8396 0.3459 12.4355 200. 5.7745 7.7924 0.3425 13.9094 500. 6.3629 8.6653 0.3427 15.3709 1000. 6.7171 9.1277 0.3480 16.1928 2000. 6.9924 9.4606 0.3564 16.8094 5000. 7.2477 9.7396 0.3716 17.3589 10000. 7.3739 9.8678 0.3868 17.6286 20000. 7.4576 9.9521 0.4045 17.8141 50000. 7.5267 10.0144 0.4321 17.9731 100000. 7.5573 10.0405 0.4557 18.0535