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Table 2
Characteristics of the largest mass loss features observed in Anhur.
| Landmark | OSIRIS F22 image | Δ (km) | m px−1 | h (m) | i (deg) | Lsha (m) |
|---|---|---|---|---|---|---|
| Dust bank (Region 1, Fig. 3) | NAC_2016-02-10T08.14.06.243Z | 50.06 | 0.937 | 14 ± 2 | 42 ± 6 | 12.9 ± 1.5 |
| New scarp (Region 1, Fig. 2) | NAC_2016-02-10T08.14.06.243Z | – | – | 10 ± 2 | 52 ± 12 | – |
| Z2 (Region 2, Fig. 7) | NAC_2015-03-25T13.58.49.354Z | 87.37 | 1.64 | 8.6 − 26.8 | 63 ± 18 | |
| New cliff (Region 4, Fig. 10, A3) | NAC_2016-02-10T08.14.06.243Z | 49.91 | 0.934 | 9 ± 2 | 45 ± 11 | 9 ± 2 |
| Cliff retreat (Region 4, Fig. 10) | NAC_2015-03-25T13.23.48.562Z | 87.67 | 1.64 | 4 ± 2 | 76 ± 1 | 14 ± 3 |
| Landmark | Length (m) | Width (m) | Area (m2) | Volume (m3) | Mass (kg) | |
| Dust bank (Region 1, Fig. 3) | 116 ± 2 | (53 − 73) ± 2 | 949 | 13145 | 7.0 × 106 | |
| New scarp (Region 1, Fig. 2) | 26 ± 2 | 12 ± 2 | 327.5 | 3144 | 1.7 × 106 | |
| Z2 (Region 2, Fig. 7, A3) | 92 ± 4 | (17 − 25) ± 4 | 1.9 × 107 | |||
| New scarp in Bes* (Region 3, Figs. 8, and 9) | 140 | ~5000 | 50000 | 2.6 × 107 | ||
| New cliff (Region 4, Fig. 10, A3) | (36∕44) ± 2 | (9.1∕24.3) ± 2 | 215/437 | 1920/3840 | 1−2 × 106 | |
| Cliff retreat (Region 4, Fig. 10, A2) | 9 ± 4 | 15 ± 4 | 43 | 153 | 8.2 × 104 | |
Notes. Z2is the structure observed in 2015 and reported in Fig. 7. (*) we also report the estimation from Fornasier et al. (2017) for the new scarp in Bes region, nearby the Anhur-Bes boundary.
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