Altitude [km] Extinction [1/km] Dust/Water Ice 11.88 2.6787e-03 D 17.62 2.8995e-03 D 23.36 1.7261e-03 I 29.18 1.8973e-03 I 35.00 8.1059e-05 D 40.74 8.6938e-05 D 56.74 1.8567e-04 I 61.82 2.0377e-04 I 66.88 6.5332e-05 D 71.71 7.2564e-05 D