Altitude [km] Extinction [1/km] Dust/Water Ice 17.55 1.4004e-03 D 21.29 1.6158e-03 D 25.03 2.7921e-04 D 28.74 3.0643e-04 D 32.45 1.6682e-04 D 36.13 1.7270e-04 D 39.81 1.9656e-04 I 42.86 2.0385e-04 I 45.91 3.0976e-04 I 51.63 3.4645e-04 I 57.34 8.2993e-05 I 62.39 9.2401e-05 I 67.44 3.6974e-05 D 73.00 4.0781e-05 D 78.56 3.6988e-05 D 82.02 4.3716e-05 D