Table 3.

Slope angle, elevation and volume changes

Run IDSedimentNominal slope angle (°)Base slope angleMid-slope angleCrest slope angleElevation changeVolumes
Initial (°)Final (°)Change (°)Initial (°)Final (°)Change (°)Initial (°)Final (°)Change (°)Erosion (mm)Deposition (mm)Mean (mm)Regolith total (cm3)Erosion (cm3)Deposition (cm3)Frost (cm3)
1Fine sand1010.21 ± 0.0710.60 ± 0.080.39 ± 0.1011.97 ± 0.0911.80 ± 0.08−0.17 ± 0.1212.64 ± 0.0912.66 ± 0.090.02 ± 0.13−4.00 ± 0.5711.00 ± 0.57−0.05 ± 0.043622 ± 2614.87 ± 0.1113.38 ± 0.1033.49 ± 0.24
2Fine sand1514.28 ± 0.0914.22 ± 0.09−0.06 ± 0.1316.94 ± 0.1116.60 ± 0.10−0.34 ± 0.1522.33 ± 0.1421.60 ± 0.13−0.73 ± 0.19−6.00 ± 0.470.00 ± 0.47−0.24 ± 0.013276 ± 2010.63 ± 0.070.00 ± 0.0016.52 ± 0.10
3Fine sand2023.33 ± 0.2324.27 ± 0.240.94 ± 0.3421.98 ± 0.2221.68 ± 0.22−0.30 ± 0.3122.43 ± 0.2222.62 ± 0.230.19 ± 0.32−4.00 ± 0.820.00 ± 0.82−0.20 ± 0.013154 ± 327.55 ± 0.080.00 ± 0.0019.07 ± 0.19
4Fine sand2523.15 ± 0.2122.94 ± 0.21−0.21 ± 0.3023.34 ± 0.2122.95 ± 0.21−0.39 ± 0.3023.08 ± 0.2122.68 ± 0.21−0.40 ± 0.30−3.00 ± 0.646.00 ± 0.640.44 ± 0.022712 ± 251.69 ± 0.0217.72 ± 0.1651.89 ± 0.47
5Fine sand2525.76 ± 0.1825.88 ± 0.180.12 ± 0.2624.33 ± 0.1724.07 ± 0.17−0.26 ± 0.2425.53 ± 0.1824.56 ± 0.17−0.97 ± 0.25−3.00 ± 0.547.00 ± 0.540.10 ± 0.023478 ± 254.61 ± 0.0311.91 ± 0.0879.96 ± 0.57
6Fine sandAOR34.02 ± 0.6132.51 ± 0.58−1.51 ± 0.8430.97 ± 0.5530.43 ± 0.54−0.54 ± 0.7832.97 ± 0.5929.26 ± 0.52−3.71 ± 0.79−8.00 ± 1.325.00 ± 1.32−1.56 ± 0.033391 ± 6175.92 ± 1.361.55 ± 0.0320.28 ± 0.36
7Fine sandAOR34.91 ± 0.3230.47 ± 0.28−4.44 ± 0.4230.43 ± 0.2830.50 ± 0.280.07 ± 0.3931.23 ± 0.2830.93 ± 0.28−0.30 ± 0.40−7.00 ± 0.5923.00 ± 0.59−0.49 ± 0.073057 ± 2869.13 ± 0.6242.36 ± 0.3812.76 ± 0.12
8Fine sandAOR31.07 ± 0.9625.32 ± 0.79−5.75 ± 1.2431.01 ± 0.9627.58 ± 0.86−3.43 ± 1.2929.07 ± 0.9033.62 ± 1.044.55 ± 1.38−12.00 ± 2.2916.00 ± 2.290.91 ± 0.063471 ± 10888.85 ± 2.75131.14 ± 4.0737.97 ± 1.18
9JSC Mars-1109.54 ± 0.078.81 ± 0.06−0.73 ± 0.0911.44 ± 0.0811.16 ± 0.08−0.28 ± 0.1115.45 ± 0.1114.60 ± 0.11−0.85 ± 0.15−5.00 ± 0.583.00 ± 0.580.06 ± 0.023322 ± 242.84 ± 0.025.34 ± 0.041.01 ± 0.01
10JSC Mars-11513.18 ± 0.0913.86 ± 0.090.68 ± 0.1314.46 ± 0.1014.45 ± 0.10−0.01 ± 0.1415.94 ± 0.1115.74 ± 0.11−0.20 ± 0.15−7.00 ± 0.544.00 ± 0.54−0.05 ± 0.024158 ± 2812.84 ± 0.091.46 ± 0.014.28 ± 0.03
11JSC Mars-11512.08 ± 0.0811.91 ± 0.08−0.17 ± 0.1115.21 ± 0.1015.20 ± 0.10−0.01 ± 0.1416.58 ± 0.1116.43 ± 0.11−0.15 ± 0.16−4.00 ± 0.570.00 ± 0.57−0.23 ± 0.014296 ± 296.58 ± 0.040.00 ± 0.0020.37 ± 0.14
12JSC Mars-11517.24 ± 0.2117.22 ± 0.21−0.02 ± 0.2917.87 ± 0.2217.54 ± 0.21−0.33 ± 0.3023.79 ± 0.2923.50 ± 0.28−0.29 ± 0.40−6.00 ± 1.000.00 ± 1.00−0.39 ± 0.013872 ± 4723.43 ± 0.280.00 ± 0.0045.43 ± 0.55
13JSC Mars-117.522.99 ± 0.2420.81 ± 0.22−2.18 ± 0.3218.29 ± 0.1918.61 ± 0.190.32 ± 0.2721.86 ± 0.2320.86 ± 0.22−1.00 ± 0.32−13.00 ± 0.835.00 ± 0.83−0.11 ± 0.043949 ± 4117.95 ± 0.1915.68 ± 0.163.98 ± 0.04
14JSC Mars-117.521.27 ± 0.1818.86 ± 0.16−2.41 ± 0.2416.94 ± 0.1417.42 ± 0.150.48 ± 0.2017.60 ± 0.1516.67 ± 0.14−0.93 ± 0.20−8.00 ± 0.6914.00 ± 0.690.87 ± 0.053672 ± 3125.08 ± 0.218.22 ± 0.0711.46 ± 0.10
15JSC Mars-117.518.06 ± 0.0917.65 ± 0.09−0.41 ± 0.1318.27 ± 0.1017.86 ± 0.09−0.41 ± 0.1318.71 ± 0.1016.81 ± 0.09−1.90 ± 0.13−4.00 ± 0.4311.00 ± 0.431.46 ± 0.034055 ± 210.00 ± 0.0067.44 ± 0.35113.06 ± 0.59
16JSC Mars-117.514.65 ± 0.1317.17 ± 0.152.52 ± 0.2017.78 ± 0.1617.34 ± 0.15−0.44 ± 0.2214.64 ± 0.1315.10 ± 0.130.46 ± 0.19−6.00 ± 0.728.00 ± 0.72−0.81 ± 0.033995 ± 351.57 ± 0.0120.03 ± 0.1827.76 ± 0.25
17JSC Mars-12023.42 ± 0.2120.44 ± 0.19−2.98 ± 0.2818.07 ± 0.1717.89 ± 0.16−0.18 ± 0.2314.42 ± 0.1312.16 ± 0.11−2.26 ± 0.17−8.00 ± 0.708.00 ± 0.70−0.47 ± 0.043477 ± 3219.46 ± 0.1814.57 ± 0.134.02 ± 0.04
18JSC Mars-12018.85 ± 0.3014.63 ± 0.23−4.22 ± 0.3819.17 ± 0.3119.17 ± 0.310.00 ± 0.4312.17 ± 0.2012.61 ± 0.200.44 ± 0.280.00 ± 0.719.00 ± 0.711.40 ± 0.022302 ± 3530.17 ± 0.4678.36 ± 1.2018.47 ± 0.28
19JSC Mars-12022.00 ± 0.2818.91 ± 0.24−3.09 ± 0.3717.00 ± 0.2216.45 ± 0.21−0.55 ± 0.3016.90 ± 0.2216.48 ± 0.21−0.42 ± 0.300.00 ± 0.556.00 ± 0.550.88 ± 0.012102 ± 272.40 ± 0.0372.66 ± 0.9356.83 ± 0.73
20JSC Mars-1AOR23.20 ± 0.1816.93 ± 0.13−6.27 ± 0.2234.06 ± 0.2627.36 ± 0.21−6.70 ± 0.3439.53 ± 0.3030.20 ± 0.23−9.33 ± 0.38−18.00 ± 0.7918.00 ± 0.790.92 ± 0.084779 ± 37150.43 ± 1.16187.60 ± 1.44113.61 ± 0.87
21JSC Mars-1AOR24.96 ± 0.289.96 ± 0.11−15.00 ± 0.3026.56 ± 0.3028.36 ± 0.321.80 ± 0.4322.25 ± 0.2523.17 ± 0.260.92 ± 0.36−9.00 ± 0.9514.00 ± 0.95−0.55 ± 0.054054 ± 4578.06 ± 0.8745.59 ± 0.51n.d.
22JSC Mars-1AOR22.53 ± 0.338.58 ± 0.13−13.95 ± 0.3527.47 ± 0.4024.51 ± 0.36−2.96 ± 0.5427.52 ± 0.4029.13 ± 0.431.61 ± 0.59−13.00 ± 1.3224.00 ± 1.320.34 ± 0.084737 ± 69136.92 ± 2.01154.34 ± 2.2641.95 ± 0.62
23JSC Mars-1AOR23.88 ± 0.475.76 ± 0.11−18.12 ± 0.4925.04 ± 0.5021.33 ± 0.42−3.71 ± 0.6523.87 ± 0.4727.54 ± 0.553.67 ± 0.72−13.00 ± 1.3724.00 ± 1.372.11 ± 0.092917 ± 5878.73 ± 1.56157.71 ± 3.12108.01 ± 2.14
24JSC Mars-1AOR31.66 ± 0.2219.60 ± 0.14−12.06 ± 0.2629.35 ± 0.2016.36 ± 0.11−12.99 ± 0.2335.60 ± 0.2520.64 ± 0.14−14.96 ± 0.28−47.00 ± 0.5542.00 ± 0.552.33 ± 0.213726 ± 26373.81 ± 2.58481.96 ± 3.3237.15 ± 0.26
25Coarse sandAORn.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.n.d.
26Coarse sandAOR30.79 ± 0.4930.00 ± 0.48−0.79 ± 0.6833.79 ± 0.5431.98 ± 0.51−1.81 ± 0.7432.51 ± 0.5232.26 ± 0.51−0.25 ± 0.73−5.00 ± 1.2015.00 ± 1.200.50 ± 0.053605 ± 579.98 ± 0.1632.23 ± 0.5164.80 ± 1.03
  • n.d., No data.