ASTER User's Guide - NASA

ASTER Users Handbook4.0 ASTER Higher-Level ProductsTable 3 lists each of the ASTER higher-level Standard Data Products and some of their basiccharacteristics. More detailed descriptions of these data products are given in Appendix II.Short Name Level ParameterNameProductionModeUnitsAbsoluteAccuracyRelativeAccuracyHorizontalResolution(m)AST_06VAST_06SAST_06TAST_04AST_07AST_092 Decorrelationstretch -VNIR2 Decorrelationstretch -SWIR2 Decorrelationstretch -TIR2 Brightnesstemperature2 SurfacereflectanceVNIR,SWIR2 Surface radiance-VNIR, SWIRroutine none N/A N/A 15routine none N/A N/A 30routine none N/A N/A 90ondemandondemandondemanddegrees C 1-2 C 0.3 C 90none 4% 1% 15, 30W/m 2 /sr/µm2% 1% 15, 30AST_09TAST_05AST_08AST13POL2 Surface radiance-TIR2 Surfaceemissivity2 Surface kinetictemperature2 Polar surface andcloud classificationondemandondemandondemandondemandW/m 2 /sr/ 2% 1% 90µmnone 0.05-0.1 0.005 90degrees K 1-4 K 0.3 K 90none 3% 3% 15, 30,90AST14DEM3 Digital elevationmodel (DEM)ondemandm >= 7 m >= 10 m 30Table 3: ASTER Higher-Level Standard Data Products.24