|
Capability | SLSTR Specifications |
Swath | Nadir view | > 1,400 km |
Oblique view | > 740 km | |
Global Coverage Revisit Times | 1 satellite (dual view) | 1.9 days (mean) |
2 satellites (dual view) | 0.9 days (mean) | |
1 satellite (nadir view) | 1 day (mean) | |
2 satellites (nadir view) | 0.5 day (mean) | |
Spatial Sampling interval at Sub-satellite point (km) | VIS-SWIR | 0.5 km |
IR-Fire | 1 km | |
Spectral channel centre (µm) | VIS | 0.554 (S1); 0.659 (S2); 0.868 (S3) |
SWIR | 1.374 (S4); 1.613 (S5); 2.25 (S6) | |
MWIR/TIR | 3.742 (S7); 10.85 (S8); 12.02 (S9) | |
Fire 1/2 | 3.742 (F1); 10.85 (F2) | |
Radiometric Resolution | VIS (Albedo =0.5%) | Signal-to-Noise Ratio (SNR) > 20 |
SWIR (Albedo =0.5%) | Signal-to-Noise Ratio (SNR) > 20 | |
MWIR (T =270K) | NEΔT < 80 mK< | |
TIR (T=270K) | NEΔT < 50 mK | |
Fire 1 (<500 K) | NEΔT < 1 K | |
Fire 2 (<400 K) | NEΔT < 0.5 K | |
NEΔT = Noise-Equivalent Temperature Difference | ||
Radiometric Accuracy | VIS-SWIR (Albedo = 2-100%) | < 2% (Beginning of Life) |
<5% (End of Life) | ||
MWIR –TIR (265 – 310 K) |
< 0.2 K (0.1 K goal) | |
Fire (< 500 K) | < 3 K | |
Design Lifetime | 7.5 years |
Specifications – Sentinel-3 SLSTR Technical Guide – Sentinel Online
Sentinel-3 SLSTR Technical Guide - Specifications
S3 SLSTR Specifications Resources