12 AMS Configuration for 08-070-00 19 Sep 2008 WSFM 2008 Flight #6 01 01 16 0 0.019193 0.0000 0.424 0.440 0.452 0.100 1800.30 02 02 16 0 0.006187 0.0000 0.452 0.490 0.517 0.100 2022.75 03 03 16 0 0.006863 0.0000 0.518 0.552 0.590 0.100 1845.69 04 04 16 0 0.019560 0.0000 0.571 0.598 0.632 0.100 1713.67 05 05 16 0 0.017788 0.0000 0.599 0.632 0.678 0.100 1625.41 06 06 16 0 0.019615 0.0000 0.642 0.684 0.753 0.100 1433.36 07 07 16 0 0.018293 0.0000 0.703 0.770 0.868 0.100 1171.52 08 08 16 0 0.025411 0.0000 0.803 0.904 1.027 0.100 908.43 09 00 16 0 0.019567 0.0000 1.366 1.380 1.392 0.100 366.16 10 10 16 0 0.004207 0.0000 2.081 2.242 2.347 0.100 75.19 11 11 16 1 0.942501 0.0000 3.668 3.745 3.813 0.010 11.05 12 12 16 1 0.956789 0.0000 10.008 10.205 11.137 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 Sensor_ID_Code L2 171 AMSL2 ExperimentName WSFM 2008 AircraftPlatform NASA Ikhana (870) NavFormatCode POS 50Hz (C-3) LocationCode Global Pos (GPS) AltitudeCode Global Pos (GPS) CalibrationVersion Version 1.0 Calibration CalibrationName WSFM-2008_091108-120308_082208-082208 SRF_Dataset /rarray/calibrat/AMS/srf/Aug_08b/ SRF_FTP http://asapdata.arc.nasa.gov/ams/srf/Aug_08b.srf.html NavDataSource Applainix and ASCOT NavDataPath /nav/2008/ikhana/vnav919.out TbackBand 12, 273.0 GranuleVersion 1.0.0 MetadataVersion 1.0.0 GeoLocationProcess MasterGeo (3.0-D with 30 meter DEM) MGeoControlFilePath Control-mgeo_0807000.txt FlightComment WSFM 2008 Flight #6, Cascadel & Hidden Fires; Channel 9 removed due to poor quality ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 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 = Jan 05 2009