12 AMS Configuration for 06-004-01 18 Apr 2006 01 01 16 0 0.019155 0.0000 0.422 0.438 0.450 0.100 1781.21 02 02 16 0 0.005839 0.0000 0.450 0.490 0.514 0.100 1960.85 03 03 16 0 0.006597 0.0000 0.515 0.552 0.586 0.100 1850.69 04 04 16 0 0.018740 0.0000 0.569 0.596 0.628 0.100 1762.09 05 05 16 0 0.017095 0.0000 0.596 0.624 0.670 0.100 1633.76 06 06 16 0 0.019004 0.0000 0.637 0.678 0.743 0.100 1438.64 07 07 16 0 0.017443 0.0000 0.698 0.758 0.854 0.100 1174.10 08 08 16 0 0.021909 0.0000 0.795 0.898 1.026 0.100 891.15 09 00 16 0 -2.20186 0.0000 1.620 1.744 1.772 0.100 213.92 10 10 16 0 0.005911 0.0000 2.081 2.282 2.345 0.100 75.32 11 00 16 1 0.942501 0.0000 3.674 3.755 3.821 0.010 11.75 12 12 16 1 0.956789 0.0000 10.033 10.211 11.127 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 Sensor Validation AircraftPlatform SKY Caravan (797) NavFormatCode POS 50Hz (NAV) LocationCode Global Pos (GPS) AltitudeCode Global Pos (GPS) CalibrationVersion Version 1.0 Calibration CalibrationName NUQ_Apr_06 SRF_Dataset /rarray/calibrat/AMS/srf/Apr_06/ SRF_FTP http://asapdata.arc.nasa.gov/ams/srf/Apr_06.srf.html NavDataSource Applainix and ASCOT NavDataPath /nav/trans/06-004-01 TbackBand 12, 273.0 GranuleVersion 1.0.0 MetadataVersion 1.0.0 GeoLocationProcess Standard (2.5D) MGeoControlFilePath FlightComment First test flight. ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 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 = 05-July-2006 Config.asc creation date = 05-July-2006