16 AMS Configuration for 13-917 16 Jan 2013 PODEX 01 01 16 0 0.030532 0.0000 0.426 0.444 0.454 0.100 1857.49 02 02 16 0 0.007380 0.0000 0.454 0.498 0.523 0.100 2007.00 03 03 16 0 0.007893 0.0000 0.523 0.562 0.598 0.100 1847.80 04 04 16 0 0.022491 0.0000 0.584 0.608 0.641 0.100 1710.14 05 05 16 0 0.020516 0.0000 0.613 0.646 0.690 0.100 1584.72 06 06 16 0 0.022590 0.0000 0.662 0.704 0.771 0.010 1384.58 07 07 16 0 0.020641 0.0000 0.729 0.794 0.898 0.010 1102.63 08 08 16 0 0.027309 0.0000 0.834 0.954 1.048 0.010 859.72 09 09 16 0 0.022654 0.0000 1.578 1.738 1.772 0.010 220.49 10 10 16 0 0.004605 0.0000 2.075 2.256 2.346 0.010 75.68 11 11 16 1 0.942501 0.0000 3.669 3.760 3.816 0.010 11.01 12 12 16 1 0.956789 0.0000 10.062 10.620 11.185 0.010 0.19 13 13 16 0 0.004535 0.0000 1.578 1.738 1.772 0.010 220.49 14 14 16 0 0.000928 0.0000 2.075 2.256 2.346 0.010 75.68 15 15 16 1 0.942501 0.0000 3.669 3.760 3.816 0.010 11.01 16 16 16 1 0.956789 0.0000 10.062 10.620 11.185 0.010 0.19 | | | | | | | | | | | | | | | | | | | | | =(!) | | | | | | | | | =-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 (used for visible bands 1-10,13-14) | | | | Blackbody emmissivity (used for IR bands 11-12,15-16) | | | =----------0 => visible band, 1 => thermal infrared band" | | =-------------Number of bits in this channel (8,10 or 16) | =----------------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 AA 176 AMSAL ExperimentName PODEX AircraftPlatform NASA ER2 (809) NavFormatCode POS AV (C-3) LocationCode Global Pos (GPS) AltitudeCode Global Pos (GPS) CalibrationVersion Version 1.0 PODEX Calibration CalibrationName 14_PODEX_010713-022013_000000-022113 SRF_Dataset /calibration/calibrat/AMS/srf/Feb_13/ SRF_FTP ftp://asapdata.arc.nasa.gov/AMS/srf/Feb_13/ NavDataSource Applanix 510 NavDataPath /archive/nav/ac809/vnav0116.out TbackBand 12, 273.0 GranuleVersion 2.0.0 MetadataVersion 2.0.0 GeoLocationProcess Standard FlightComment 2nd PODEX Flight; Central California ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 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 and 13-14) 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 12 15 and 16: 0.942501, 0.956789, 0.942501, 0.956789, ************************************************** --- Config.asc creation date = Feb 25 2013