Altitude [km] Extinction [1/km] Dust/Water Ice 42.09 5.6172e-03 I 46.86 3.3759e-03 I 50.26 3.7481e-03 I 53.67 9.8891e-04 I 56.90 1.0965e-03 I 60.13 4.0479e-04 I 63.38 4.5245e-04 I 66.62 7.7441e-05 I 69.72 8.5878e-05 I 72.82 2.4115e-05 D 76.07 2.6761e-05 D