Altitude [km] Extinction [1/km] Dust/Water Ice 17.02 5.0060e-03 D 27.78 1.1431e-03 D 38.80 1.2129e-03 D 49.82 6.3442e-04 I 60.09 6.8125e-04 I 70.36 7.5783e-05 D 80.28 8.1630e-05 D 90.20 3.6676e-05 D