From: ASTER, ALI and Hyperion sensors data for lithological mapping and ore minerals exploration
Subsystem | Band number | Spectral range (μm) | Radiometric resolution | Absolute accuracy (σ) | Spatial resolution |
---|---|---|---|---|---|
VNIR | 1 | 0.52-0.60 | NE Δρ ≤ 0.5% | ≤ 4% | 15 m |
2 | 0.63-0.69 | ||||
3N | 0.78-0.86 | ||||
3B | 0.78-0.86 | ||||
SWIR | 4 | 1.600-1.700 | NE Δρ ≤ 0.5% | ||
5 | 2.145-2.185 | NE Δρ ≤ 1.3% | |||
6 | 2.185-2.225 | NE Δρ ≤ 1.3% | ≤ 4% | 30 m | |
7 | 2.235-2.285 | NE Δρ ≤ 1.3% | |||
8 | 2.295-2.365 | NE Δρ ≤ 1.0% | |||
9 | 2.360-2.430 | NE Δρ ≤ 1.3% | |||
TIR | 10 | 8.125-8.475 | ≤ 3K(200-240K) | ||
11 | 8.475-8.825 | ≤ 2K(240-270K) | 90 m | ||
12 | 8.925-9.275 | NE ΔT ≤ 0.3 k | ≤ 1K(270-340K) | ||
13 | 10.25-10.95 | ≤ 2K(340-370K) | |||
14 | 10.95-11.65 | ||||
Signal quantization levels | |||||
Stereo base-to-height ratio | 0.6 (along-track) | ||||
Swath width | 60 km | ||||
Total coverage in cross-track direction by pointing | 232 km | ||||
Coverage interval | 16 days | ||||
Altitude | 705 km | ||||
MTF at Nyquist frequency | 0.25 (cross-track) | ||||
0.20 (along-track) | |||||
Band to band registration | Intra-telescope: 0.2 pixels | ||||
Peak power | 726 w | ||||
Mass | 406 kg | ||||
Peak data rate | 89.2 Mbps |