12 AMS Land 2.5 Configuration for 06-007-01 05 Jun 2006 01 01 16 0 0.019676 0.0000 0.420 0.435 0.450 0.100 1977.33 02 02 16 0 0.005964 0.0000 0.450 0.485 0.520 0.100 1863.09 03 03 16 0 0.006718 0.0000 0.520 0.560 0.600 0.100 1579.39 04 04 16 0 0.019084 0.0000 0.600 0.610 0.620 0.100 1418.99 05 05 16 0 0.017416 0.0000 0.630 0.660 0.690 0.100 1291.36 06 06 16 0 0.019320 0.0000 0.690 0.720 0.750 0.100 1083.28 07 07 16 0 0.017712 0.0000 0.760 0.830 0.900 0.100 980.43 08 08 16 0 0.022441 0.0000 0.910 0.980 1.050 0.100 894.29 09 09 16 0 0.018735 0.0000 1.550 1.650 1.750 0.100 795.07 10 10 16 0 0.004072 0.0000 2.080 2.215 2.350 0.100 244.27 11 00 16 1 0.942501 0.0000 3.674 3.755 3.821 0.010 73.72 12 12 16 1 0.956789 0.0000 10.100 10.534 11.300 0.010 0.20 | | | | | | | | | | | | | | | | | | | | | =(!) | | | | | | | | | =-Scale Factor | | | | | | | | =- Right 50% spectral response | | | | | | | =-Peak 100% spectral response (microns) | | | | | | =-Left 50% spectral response (microns) | | | | | =-Calibration intercept (only used for visible bands) | | | | =--------Calibration slope (only used for visible bands 1-10) | | | | Blackbody emmissivity (only used for IR bands 11-12) | | | =----------0 => visible band, 1 => thermal infrared band" | | =-------------Number of bits in this channel (8 or 10) | =----------------Spectral band assigned to this channel =------------------------- Channel number (!) Sensor weighted solar spectral irradiance (Watts/meter2/micron) at mean Earth-Sun distance NOTE: Factor in column 10 is used to scale radiances in calibrated data by the following method: value_stored = int( radiance / factor ) for each channel ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ Title Autonomous Modular Sensor - Land 2.5 Level-1B Data Sensor_ID_Code L2 171 AMSL2 ExperimentName NUQ_Apr_06 AircraftPlatform SKY Caravan (797) NavFormatCode POS 50Hz (C-3) LocationCode Global Pos (GPS) AltitudeCode Global Pos (GPS) CalibrationVersion Version 1.0 Calibration CalibrationName NUQ_June_06 SRF_Dataset /rarray/calibrat/AMS/srf/May_06/ SRF_FTP http://asapdata.arc.nasa.gov/ams/srf/May_06.srf.html NavDataSource Applainix and ASCOT NavDataPath /nav/2006/caravan/bet605.out TbackBand 12, 273.0 GranuleVersion 1.0.0 MetadataVersion 1.0.0 GeoLocationProcess 3.0D MGeoControlFilePath /earray/AMS/3_Ames_Jun06/L1B/06-007.mgeo_control.txt FlightComment First test flight with good GPS differential correction. ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ Conversion from counts to radiance in VIS and NIR channels is rad = (count - (cbb_avg)) * slope "where," rad = radiance cbb_avg = cold black body counts (running average) slope = from column 7 in above table count = count value *********************************** IR Emissivity Correction (for MAS-50{adapted for AMS}) From Chris Moeller (UWisc) *********************************** This is done in 2 steps: 1. Get the (TBACK Band) scan head count and convert it to a brightness temperature 2. Use the scan head temperature and the cold and warm black body counts/temperatures for computing the corrected slope and intercept for all IR bands. (note: set to 1.0 for channels 1-10) AMS BB Emissivity Coefficients Hemispherical Reflectance (JPL) 9/03 convolved with AMS SRF (ARC) 4/06 Red spot Paint Values in form Wavelength, Emissivity ************************************* For Bands 11 and 12: 0.95410, 0.95510, ************************************************** --- Config.asc creation date = 25-June-2006