scp /mnt/d91/airops/ts1803/Polsar.ps /mnt/d91/airops/ts1803out scp /mnt/d91/airops/ts1803/c.hdr.plot.ps /mnt/d91/airops/ts1803out scp /mnt/d91/airops/ts1803/caltone.ps /mnt/d91/airops/ts1803out scp /mnt/d91/airops/ts1803/phase.ps /mnt/d91/airops/ts1803out HOST USED FOR PROCESSING: airproc1.jpl.nasa.gov ********************************************* a. input_dir= /mnt/d91/airops/ts1803 b. c band dir= /mnt/d91/airops/ts1803out c. l band dir= /mnt/d91/airops/ts1803out d. p band dir= /mnt/d91/airops/ts1803out e. tapeid= 03058 f. IDR= 123 g. Sitename= Yellowstone180-4 h. Job ID= 1803 i. Image Length= 160000 j. c band (Nlooks,PostSpacing,BandWidth,PulseWidth)= 18 10 20 10 45 1 k. l band (Nlooks,PostSpacing,BandWidth,PulseWidth)= 18 10 20 10 45 1 l. p band (Nlooks,PostSpacing,BandWidth,PulseWidth)= 18 10 20 10 45 1 m. Mode= XTI1P ********************************************* CHECKFCNT SUMMARY c.hdr: total number of errors found: 0 l.hdr: total number of errors found: 0 p.hdr: total number of errors found: 0 ********************************************* Download Error file(/mnt/d91/airops/ts1803/AIR_err_file) AIRSAR_DL Error File : AIR_err_file Missing: previous_fcnt_C = 964822, current_fcnt = 964824 Total Missing fcnt = 1 ( 0.01/100) Missing: previous_fcnt_P = 964822, current_fcnt = 964824 Total Missing fcnt = 2 ( 0.01/100) Missing: previous_fcnt_L = 964826, current_fcnt = 964828 Total Missing fcnt = 3 ( 0.02/100) Missing: previous_fcnt_C = 964826, current_fcnt = 964828 Total Missing fcnt = 4 ( 0.03/100) Missing: previous_fcnt_P = 964826, current_fcnt = 964828 Total Missing fcnt = 5 ( 0.03/100) Missing: previous_fcnt_C = 991226, current_fcnt = 991228 Total Missing fcnt = 6 ( 0.01/100) Missing: previous_fcnt_P = 991226, current_fcnt = 991228 Total Missing fcnt = 7 ( 0.01/100) Missing: previous_fcnt_L = 991227, current_fcnt = 991229 Total Missing fcnt = 8 ( 0.01/100) Missing: previous_fcnt_C = 991230, current_fcnt = 991232 Total Missing fcnt = 9 ( 0.01/100) Missing: previous_fcnt_P = 991230, current_fcnt = 991232 Total Missing fcnt = 10 ( 0.01/100) Missing: previous_fcnt_L = 996380, current_fcnt = 996382 Total Missing fcnt = 11 ( 0.01/100) Missing: previous_fcnt_L = 1004023, current_fcnt = 1004025 Total Missing fcnt = 12 ( 0.01/100) Missing: previous_fcnt_P = 1018424, current_fcnt = 1018426 Total Missing fcnt = 13 ( 0.01/100) Missing: previous_fcnt_C = 1098124, current_fcnt = 1098126 Total Missing fcnt = 14 ( 0.00/100) Missing: previous_fcnt_P = 1098124, current_fcnt = 1098126 Total Missing fcnt = 15 ( 0.00/100) Missing: previous_fcnt_L = 1098125, current_fcnt = 1098127 Total Missing fcnt = 16 ( 0.00/100) Missing: previous_fcnt_L = 1098128, current_fcnt = 1098130 Total Missing fcnt = 17 ( 0.00/100) Missing: previous_fcnt_C = 1098128, current_fcnt = 1098130 Total Missing fcnt = 18 ( 0.00/100) Missing: previous_fcnt_P = 1098128, current_fcnt = 1098130 Total Missing fcnt = 19 ( 0.00/100) Missing: previous_fcnt_L = 1098132, current_fcnt = 1098134 Total Missing fcnt = 20 ( 0.00/100) Missing: previous_fcnt_L = 1104877, current_fcnt = 1104879 Total Missing fcnt = 21 ( 0.00/100) Missing: previous_fcnt_C = 1104877, current_fcnt = 1104879 Total Missing fcnt = 22 ( 0.01/100) Missing: previous_fcnt_P = 1104877, current_fcnt = 1104879 Total Missing fcnt = 23 ( 0.01/100) ********************************************* ATI azimuth and range offsets (/mnt/d91/airops/ts1803out/*Offsets_*) mean stdev ********************************************* RFI parameters used(/mnt/d91/airops/ts1803/*_par_lms.dat) p_hh_par_lms.dat Band Switch Weight Refilter Length Block Step-Size Fgt-Factor Delay Start 1 1 1 1 256 16 0.5 0.9 1 0 2 1 1 1 256 16 0.5 0.9 1 0 3 1 1 1 256 16 0.5 0.9 1 0 4 1 1 1 256 16 0.5 0.9 1 0 5 1 1 1 256 16 0.5 0.9 1 0 6 1 1 1 256 16 0.5 0.9 1 0 7 1 1 1 256 16 0.5 0.9 1 0 8 1 1 1 256 16 0.5 0.9 1 0 p_hv_par_lms.dat Band Switch Weight Refilter Length Block Step-Size Fgt-Factor Delay Start 1 1 1 1 256 16 0.5 0.9 1 0 2 1 1 1 256 16 0.5 0.9 1 0 3 1 1 1 256 16 0.5 0.9 1 0 4 1 1 1 256 16 0.5 0.9 1 0 5 1 1 1 256 16 0.5 0.9 1 0 6 1 1 1 256 16 0.5 0.9 1 0 7 1 1 1 256 16 0.5 0.9 1 0 8 1 1 1 256 16 0.5 0.9 1 0 p_vh_par_lms.dat Band Switch Weight Refilter Length Block Step-Size Fgt-Factor Delay Start 1 1 1 1 256 16 0.5 0.9 1 0 2 1 1 1 256 16 0.5 0.9 1 0 3 1 1 1 256 16 0.5 0.9 1 0 4 1 1 1 256 16 0.5 0.9 1 0 5 1 1 1 256 16 0.5 0.9 1 0 6 1 1 1 256 16 0.5 0.9 1 0 7 1 1 1 256 16 0.5 0.9 1 0 8 1 1 1 256 16 0.5 0.9 1 0 p_vv_par_lms.dat Band Switch Weight Refilter Length Block Step-Size Fgt-Factor Delay Start 1 1 1 1 256 16 0.5 0.9 1 0 2 1 1 1 256 16 0.5 0.9 1 0 3 1 1 1 256 16 0.5 0.9 1 0 4 1 1 1 256 16 0.5 0.9 1 0 5 1 1 1 256 16 0.5 0.9 1 0 6 1 1 1 256 16 0.5 0.9 1 0 7 1 1 1 256 16 0.5 0.9 1 0 8 1 1 1 256 16 0.5 0.9 1 0 ********************************************* BAD LINE EXTRACTION SUMMARY(/mnt/d91/airops/ts1803/EXT_BAD.log) PERCENT OF LINES FIXED (c_hh) 6.3746013E-02 PERCENT OF LINES FIXED (c_hv) 8.3744764E-02 PERCENT OF LINES FIXED (c_vh) 8.3745815E-02 PERCENT OF LINES FIXED (c_vv) 7.6246187E-02 PERCENT OF LINES FIXED (l_hh) 4.4997189E-02 PERCENT OF LINES FIXED (l_hv) 4.8746955E-02 PERCENT OF LINES FIXED (l_vh) 7.8746065E-02 PERCENT OF LINES FIXED (l_vv) 3.6248185E-02 PERCENT OF LINES FIXED (p_hh) 2.1248939E-02 PERCENT OF LINES FIXED (p_hv) 0.5624719 PERCENT OF LINES FIXED (p_vh) 2.6248686E-02 PERCENT OF LINES FIXED (p_vv) 1.643668 ********************************************* BYTE SHIFT SUMMARY(/mnt/d91/airops/ts1803out/ts1803.log): ********************************************* DRIFT SUMMARY(/mnt/d91/airops/ts1803out/ts1803.log): CHANNEL: CHH Coherent Power MEAN (dB) : 102.7862 Power RMS: 8.2679726E-02 Coherent Phase MEAN (Deg) : -58.84418 Phase RMS: 0.1071196 CHANNEL: CHV Coherent Power MEAN (dB) : 102.6911 Power RMS: 6.2500000E-02 Coherent Phase MEAN (Deg) : 83.95132 Phase RMS: 0.1210307 CHANNEL: CVH Coherent Power MEAN (dB) : 102.8513 Power RMS: 9.3750000E-02 Coherent Phase MEAN (Deg) : -58.63509 Phase RMS: 0.1169268 CHANNEL: CVV Coherent Power MEAN (dB) : 102.6889 Power RMS: 0.0000000E+00 Coherent Phase MEAN (Deg) : 83.59142 Phase RMS: 0.1307281 CHANNEL: LHH Coherent Power MEAN (dB) : 93.76999 Power RMS: 0.0000000E+00 Coherent Phase MEAN (Deg) : 86.96837 Phase RMS: 0.1230314 CHANNEL: LHV Coherent Power MEAN (dB) : 93.79286 Power RMS: 3.1250000E-02 Coherent Phase MEAN (Deg) : 147.4100 Phase RMS: 6.2500000E-02 CHANNEL: LVH Coherent Power MEAN (dB) : 93.41454 Power RMS: 8.2679726E-02 Coherent Phase MEAN (Deg) : 86.85091 Phase RMS: 5.4126587E-02 CHANNEL: LVV Coherent Power MEAN (dB) : 93.87493 Power RMS: 6.2500000E-02 Coherent Phase MEAN (Deg) : 146.9053 Phase RMS: 6.2500000E-02 CHANNEL: PHH Coherent Power MEAN (dB) : 93.10040 Power RMS: 3.1250000E-02 Coherent Phase MEAN (Deg) : -1.102295 Phase RMS: 0.6056547 CHANNEL: PHV Coherent Power MEAN (dB) : 93.29194 Power RMS: 5.4126587E-02 Coherent Phase MEAN (Deg) : 71.69103 Phase RMS: 0.2049199 CHANNEL: PVH Coherent Power MEAN (dB) : 92.96755 Power RMS: 6.2500000E-02 Coherent Phase MEAN (Deg) : -1.714699 Phase RMS: 0.2209201 CHANNEL: PVV Coherent Power MEAN (dB) : 93.72775 Power RMS: 9.3750000E-02 Coherent Phase MEAN (Deg) : 71.49470 Phase RMS: 0.4104352 CHANNEL: CHH Coherent Power MEAN (dB) : 102.7828 Power RMS: 0.1593444 Coherent Phase MEAN (Deg) : -58.63964 Phase RMS: 0.1682864 CHANNEL: CHV Coherent Power MEAN (dB) : 102.7071 Power RMS: 0.0000000E+00 Coherent Phase MEAN (Deg) : 84.16180 Phase RMS: 0.1900863 CHANNEL: CVH Coherent Power MEAN (dB) : 102.8534 Power RMS: 0.1362156 Coherent Phase MEAN (Deg) : -58.45407 Phase RMS: 0.1907274 CHANNEL: CVV Coherent Power MEAN (dB) : 102.7056 Power RMS: 9.8821178E-02 Coherent Phase MEAN (Deg) : 83.80489 Phase RMS: 0.1638764 CHANNEL: LHH Coherent Power MEAN (dB) : 93.80634 Power RMS: 0.1250000 Coherent Phase MEAN (Deg) : 86.96268 Phase RMS: 0.1414904 CHANNEL: LHV Coherent Power MEAN (dB) : 93.82082 Power RMS: 9.8821178E-02 Coherent Phase MEAN (Deg) : 147.4667 Phase RMS: 9.8821178E-02 CHANNEL: LVH Coherent Power MEAN (dB) : 93.45148 Power RMS: 8.8388346E-02 Coherent Phase MEAN (Deg) : 86.87032 Phase RMS: 9.3750000E-02 CHANNEL: LVV Coherent Power MEAN (dB) : 93.90703 Power RMS: 9.3750000E-02 Coherent Phase MEAN (Deg) : 146.9949 Phase RMS: 4.4194173E-02 CHANNEL: PHH Coherent Power MEAN (dB) : 93.09779 Power RMS: 0.1082532 Coherent Phase MEAN (Deg) : -1.212699 Phase RMS: 0.5541066 CHANNEL: PHV Coherent Power MEAN (dB) : 93.27922 Power RMS: 0.1036445 Coherent Phase MEAN (Deg) : 71.91887 Phase RMS: 0.2519456 CHANNEL: PVH Coherent Power MEAN (dB) : 92.98618 Power RMS: 7.6546557E-02 Coherent Phase MEAN (Deg) : -1.700743 Phase RMS: 0.2181219 CHANNEL: PVV Coherent Power MEAN (dB) : 93.69008 Power RMS: 3.1250000E-02 Coherent Phase MEAN (Deg) : 71.66117 Phase RMS: 0.4261932 CHANNEL: PHH Coherent Power MEAN (dB) : 93.09779 Power RMS: 0.1082532 Coherent Phase MEAN (Deg) : -1.212699 Phase RMS: 0.5541066 CHANNEL: PHV Coherent Power MEAN (dB) : 93.27922 Power RMS: 0.1036445 Coherent Phase MEAN (Deg) : 71.91887 Phase RMS: 0.2519456 CHANNEL: PVH Coherent Power MEAN (dB) : 92.98618 Power RMS: 7.6546557E-02 Coherent Phase MEAN (Deg) : -1.700743 Phase RMS: 0.2181219 CHANNEL: PVV Coherent Power MEAN (dB) : 93.69008 Power RMS: 3.1250000E-02 Coherent Phase MEAN (Deg) : 71.66117 Phase RMS: 0.4261932 CHANNEL: PHH Coherent Power MEAN (dB) : 93.40336 Power RMS: 9.3750000E-02 Coherent Phase MEAN (Deg) : -1.211610 Phase RMS: 0.5493979 CHANNEL: PHV Coherent Power MEAN (dB) : 93.60265 Power RMS: 9.3750000E-02 Coherent Phase MEAN (Deg) : 71.90137 Phase RMS: 0.2500000 CHANNEL: PVH Coherent Power MEAN (dB) : 93.30487 Power RMS: 6.2500000E-02 Coherent Phase MEAN (Deg) : -1.698877 Phase RMS: 0.2083314 CHANNEL: PVV Coherent Power MEAN (dB) : 94.02070 Power RMS: 4.4194173E-02 Coherent Phase MEAN (Deg) : 71.62743 Phase RMS: 0.4273373 ********************************************* Corr sum_avg(/mnt/d91/airops/ts1803out/*_corr_*): /mnt/d91/airops/ts1803out/ts1803_corr_c.hhvv Range-Offset Average & rms : 0.005500 0.019338 Azimuth-Offset Average & rms : -0.011057 0.119977 Valid-points Total-points Valid-point-Ratio : 158 158 1.000000 /mnt/d91/airops/ts1803out/ts1803_corr_c.hhvv.org Range-Offset Average & rms : 0.015734 0.021236 Azimuth-Offset Average & rms : -0.114608 0.119390 Valid-points Total-points Valid-point-Ratio : 158 158 1.000000 /mnt/d91/airops/ts1803out/ts1803_corr_l.hhhv Range-Offset Average & rms : -0.114340 0.892735 Azimuth-Offset Average & rms : 0.059149 3.757287 Valid-points Total-points Valid-point-Ratio : 47 134 0.350746 /mnt/d91/airops/ts1803out/ts1803_corr_l.hhvv Range-Offset Average & rms : -0.056485 0.125056 Azimuth-Offset Average & rms : 0.003019 0.817164 Valid-points Total-points Valid-point-Ratio : 103 138 0.746377 /mnt/d91/airops/ts1803out/ts1803_corr_l.hhvv.org Range-Offset Average & rms : -0.050832 0.124401 Azimuth-Offset Average & rms : -0.011792 0.789510 Valid-points Total-points Valid-point-Ratio : 101 137 0.737226 /mnt/d91/airops/ts1803out/ts1803_corr_p.hhhv Range-Offset Average & rms : -0.100778 0.489293 Azimuth-Offset Average & rms : 0.114611 3.742849 Valid-points Total-points Valid-point-Ratio : 18 130 0.138462 /mnt/d91/airops/ts1803out/ts1803_corr_p.hhvv Range-Offset Average & rms : 0.210922 1.695530 Azimuth-Offset Average & rms : -0.009734 0.880300 Valid-points Total-points Valid-point-Ratio : 64 132 0.484848 ********************************************* Par parameters(/mnt/d91/airops/ts1803out/*.par): NAME OF HEADER PARAMETER SITE NAME Yellowstone180-4 LATITUDE OF SITE (DEGREES) 44.7167 LONGITUDE OF SITE (DEGREES) -109.5167 IMAGE TITLE YELLOWSTONE180-4 HDDT ID 3058 FREQUENCY C POLARIZATION CCT TYPE CM CCT ID 1803 ARCHIVAL FLAG TRANSFER START FRAMECOUNT 960000 PROCESSOR START FRAMECOUNT LATITUDE AT START OF SCENE (DEGREES) LONGITUDE AT START OF SCENE (DEGREES) LATITUDE AT END OF SCENE (DEGREES) LONGITUDE AT END OF SCENE (DEGREES) APPROXIMATE STARTING HDDT FOOTAGE 123 DATE OF ACQUISITION (GMT) 12-JUL-03 TIME OF ACQUISITION: GMT DAY 193 TIME OF ACQUISITION: SECONDS IN DAY 79617.0 RECORD WINDOW DURATION (MICROSECONDS) 65 FREQUENCIES COLLECTED PLC DIGITAL DELAY (MICROSECONDS) 89.0 CHIRP DELAY (MICROSECONDS) 32.3 PROCESSOR DELAY (RAW SAMPLES) 0 PRF AT START OF TRANSFER (HZ) 843.9 SAMPLING RATE (MHZ) 45.00 CENTER FREQUENCY AT VIDEO (MHZ) 11.25 CHIRP BANDWIDTH (MHZ) 20.00 TYPE OF CHIRP USED (ANALOG OR DIGITAL) DIGITAL PULSE LENGTH (MICROSECONDS) 10.00 PROCESSOR WAVELENGTH (METERS) 0.05658 BAROMETRIC ALTITUDE (METERS) 9447.7 RADAR ALTITUDE (METERS) 7614.4 ALTITUDE USED IN PROCESSOR (METERS) 2200.3 ELEVATION OF INVESTIGATOR SITE (METERS) 2200 AIRCRAFT TRACK ANGLE (DEGREES) -179.8 AIRCRAFT YAW ANGLE (DEGREES) 5.5 AIRCRAFT PITCH ANGLE (DEGREES) 1.2 AIRCRAFT ROLL ANGLE (DEGREES) 0.0 PROCESSOR YAW ANGLE USED (DEGREES) VARIABLE PROCESSOR PITCH ANGLE USED (DEGREES) VARIABLE PROCESSOR ROLL ANGLE USED (DEGREES) VARIABLE NOMINAL PRF RATIO (HZ/KNOT) 1.000 NOMINAL PRF RATIO (1/METERS) 1.944 PRF RATIO CORRECTION FACTOR USED 1.0000 RANGE FFT SIZE AZIMUTH FFT SIZE FRAME SIZE (RANGE LINES) NUMBER OF FRAMES PROCESSED RANGE ALIGNMENT DELAY USED,HH (MICROSEC) RANGE ALIGNMENT DELAY USED,HV (MICROSEC) RANGE ALIGNMENT DELAY USED,VH (MICROSEC) RANGE ALIGNMENT DELAY USED,VV (MICROSEC) NEAR SLANT RANGE (METERS) 8643.44 FAR SLANT RANGE (METERS) 25691.64 NEAR LOOK ANGLE (DEGREES) FAR LOOK ANGLE (DEGEES) NUMBER OF LOOKS PROCESSED IN AZIMUTH NUMBER OF LOOKS PROCESSED IN RANGE RANGE WEIGHTING USED COS2 RANGE WEIGHTING COEFFICIENT AZIMUTH WEIGHTING USED NONE AZIMUTH WEIGHTING COEFFICIENT 1.000 PERCENT OF PRF BANDWIDTH PROCESSED DESKEW FLAG (1=DESKEWED, 2=NOT DESKEWED) 1 SLANT RANGE SAMPLE SPACING (METERS) 6.66205 NOMINAL SLANT RANGE RESOLUTION (METERS) 11.0 AZIMUTH SAMPLE SPACING (METERS) 0.51444 NOMINAL AZIMUTH RESOLUTION (METERS) NUMBER OF INTERPOLATION PNTS USED IN RMC 8 AZIMUTH REFERENCE SIZE/LOOK, NEAR RANGE VARIABLE AZIMUTH REFERENCE SIZE/LOOK, FAR RANGE VARIABLE IMAGE CENTER LATITUDE (DEGREES) IMAGE CENTER LONGITUDE (DEGREES) CALTONE VIDEO FREQUENCY 21.4453 CALTONE POWER MEASURED, DB, HH 102.8 CALTONE POWER MEASURED, DB, HV 102.7 CALTONE POWER MEASURED, DB, VH 102.9 CALTONE POWER MEASURED, DB, VV 102.7 CALIBRATION FACTOR APPLIED, DB, HH CALIBRATION FACTOR APPLIED, DB, HV CALIBRATION FACTOR APPLIED, DB, VH CALIBRATION FACTOR APPLIED, DB, VV MEASURED AND CORRECTED HV/VH POWER RATIO MEASURED AND CORRECTED HV/VH PHASE (DEG) CALTONE PHASE MEASURED, DEG, HH -58.6 CALTONE PHASE MEASURED, DEG, HV 84.2 CALTONE PHASE MEASURED, DEG, VH -58.5 CALTONE PHASE MEASURED, DEG, VV 83.8 GENERAL SCALE FACTOR 0.0 GPS ALTITUDE, M 9969.8 LATITUDE OF PEG POINT = LONGITUDE OF PEG POINT = HEADING AT PEG POINT (DEGREES) = P-BAND RFI FILTER APPLIED FLAG = P-BAND RFI FILTER ALGORITHM: ALONG-TRACK OFFSET S0 (M) = CROSS-TRACK OFFSET C0 (M) = NAME OF HEADER PARAMETER SITE NAME Yellowstone180-4 LATITUDE OF SITE (DEGREES) 44.7167 LONGITUDE OF SITE (DEGREES) -109.5167 IMAGE TITLE YELLOWSTONE180-4 HDDT ID 3058 FREQUENCY L POLARIZATION CCT TYPE CM CCT ID 1803 ARCHIVAL FLAG TRANSFER START FRAMECOUNT 960000 PROCESSOR START FRAMECOUNT LATITUDE AT START OF SCENE (DEGREES) LONGITUDE AT START OF SCENE (DEGREES) LATITUDE AT END OF SCENE (DEGREES) LONGITUDE AT END OF SCENE (DEGREES) APPROXIMATE STARTING HDDT FOOTAGE 123 DATE OF ACQUISITION (GMT) 12-JUL-03 TIME OF ACQUISITION: GMT DAY 193 TIME OF ACQUISITION: SECONDS IN DAY 79617.0 RECORD WINDOW DURATION (MICROSECONDS) 65 FREQUENCIES COLLECTED PLC DIGITAL DELAY (MICROSECONDS) 89.0 CHIRP DELAY (MICROSECONDS) 32.3 PROCESSOR DELAY (RAW SAMPLES) 0 PRF AT START OF TRANSFER (HZ) 843.9 SAMPLING RATE (MHZ) 45.00 CENTER FREQUENCY AT VIDEO (MHZ) 11.25 CHIRP BANDWIDTH (MHZ) 20.00 TYPE OF CHIRP USED (ANALOG OR DIGITAL) DIGITAL PULSE LENGTH (MICROSECONDS) 10.00 PROCESSOR WAVELENGTH (METERS) 0.24007 BAROMETRIC ALTITUDE (METERS) 9447.7 RADAR ALTITUDE (METERS) 7614.4 ALTITUDE USED IN PROCESSOR (METERS) 2200.3 ELEVATION OF INVESTIGATOR SITE (METERS) 2200 AIRCRAFT TRACK ANGLE (DEGREES) -179.8 AIRCRAFT YAW ANGLE (DEGREES) 5.5 AIRCRAFT PITCH ANGLE (DEGREES) 1.2 AIRCRAFT ROLL ANGLE (DEGREES) 0.0 PROCESSOR YAW ANGLE USED (DEGREES) VARIABLE PROCESSOR PITCH ANGLE USED (DEGREES) VARIABLE PROCESSOR ROLL ANGLE USED (DEGREES) VARIABLE NOMINAL PRF RATIO (HZ/KNOT) 1.000 NOMINAL PRF RATIO (1/METERS) 1.944 PRF RATIO CORRECTION FACTOR USED 1.0000 RANGE FFT SIZE AZIMUTH FFT SIZE FRAME SIZE (RANGE LINES) NUMBER OF FRAMES PROCESSED RANGE ALIGNMENT DELAY USED,HH (MICROSEC) RANGE ALIGNMENT DELAY USED,HV (MICROSEC) RANGE ALIGNMENT DELAY USED,VH (MICROSEC) RANGE ALIGNMENT DELAY USED,VV (MICROSEC) NEAR SLANT RANGE (METERS) 8643.44 FAR SLANT RANGE (METERS) 25691.64 NEAR LOOK ANGLE (DEGREES) FAR LOOK ANGLE (DEGEES) NUMBER OF LOOKS PROCESSED IN AZIMUTH NUMBER OF LOOKS PROCESSED IN RANGE RANGE WEIGHTING USED COS2 RANGE WEIGHTING COEFFICIENT AZIMUTH WEIGHTING USED NONE AZIMUTH WEIGHTING COEFFICIENT 1.000 PERCENT OF PRF BANDWIDTH PROCESSED DESKEW FLAG (1=DESKEWED, 2=NOT DESKEWED) 1 SLANT RANGE SAMPLE SPACING (METERS) 6.66205 NOMINAL SLANT RANGE RESOLUTION (METERS) 11.0 AZIMUTH SAMPLE SPACING (METERS) 0.51444 NOMINAL AZIMUTH RESOLUTION (METERS) NUMBER OF INTERPOLATION PNTS USED IN RMC 8 AZIMUTH REFERENCE SIZE/LOOK, NEAR RANGE VARIABLE AZIMUTH REFERENCE SIZE/LOOK, FAR RANGE VARIABLE IMAGE CENTER LATITUDE (DEGREES) IMAGE CENTER LONGITUDE (DEGREES) CALTONE VIDEO FREQUENCY 21.4453 CALTONE POWER MEASURED, DB, HH 93.8 CALTONE POWER MEASURED, DB, HV 93.8 CALTONE POWER MEASURED, DB, VH 93.5 CALTONE POWER MEASURED, DB, VV 93.9 CALIBRATION FACTOR APPLIED, DB, HH CALIBRATION FACTOR APPLIED, DB, HV CALIBRATION FACTOR APPLIED, DB, VH CALIBRATION FACTOR APPLIED, DB, VV MEASURED AND CORRECTED HV/VH POWER RATIO MEASURED AND CORRECTED HV/VH PHASE (DEG) CALTONE PHASE MEASURED, DEG, HH 87.0 CALTONE PHASE MEASURED, DEG, HV 147.5 CALTONE PHASE MEASURED, DEG, VH 86.9 CALTONE PHASE MEASURED, DEG, VV 147.0 GENERAL SCALE FACTOR 0.0 GPS ALTITUDE, M 9969.8 LATITUDE OF PEG POINT = LONGITUDE OF PEG POINT = HEADING AT PEG POINT (DEGREES) = P-BAND RFI FILTER APPLIED FLAG = P-BAND RFI FILTER ALGORITHM: ALONG-TRACK OFFSET S0 (M) = CROSS-TRACK OFFSET C0 (M) = NAME OF HEADER PARAMETER SITE NAME Yellowstone180-4 LATITUDE OF SITE (DEGREES) 44.7167 LONGITUDE OF SITE (DEGREES) -109.5167 IMAGE TITLE YELLOWSTONE180-4 HDDT ID 3058 FREQUENCY P POLARIZATION CCT TYPE CM CCT ID 1803 ARCHIVAL FLAG TRANSFER START FRAMECOUNT 960000 PROCESSOR START FRAMECOUNT LATITUDE AT START OF SCENE (DEGREES) LONGITUDE AT START OF SCENE (DEGREES) LATITUDE AT END OF SCENE (DEGREES) LONGITUDE AT END OF SCENE (DEGREES) APPROXIMATE STARTING HDDT FOOTAGE 123 DATE OF ACQUISITION (GMT) 12-JUL-03 TIME OF ACQUISITION: GMT DAY 193 TIME OF ACQUISITION: SECONDS IN DAY 79617.0 RECORD WINDOW DURATION (MICROSECONDS) 65 FREQUENCIES COLLECTED PLC DIGITAL DELAY (MICROSECONDS) 89.0 CHIRP DELAY (MICROSECONDS) 32.3 PROCESSOR DELAY (RAW SAMPLES) 0 PRF AT START OF TRANSFER (HZ) 843.9 SAMPLING RATE (MHZ) 45.00 CENTER FREQUENCY AT VIDEO (MHZ) 11.25 CHIRP BANDWIDTH (MHZ) 20.00 TYPE OF CHIRP USED (ANALOG OR DIGITAL) DIGITAL PULSE LENGTH (MICROSECONDS) 10.00 PROCESSOR WAVELENGTH (METERS) 0.68329 BAROMETRIC ALTITUDE (METERS) 9447.7 RADAR ALTITUDE (METERS) 7614.4 ALTITUDE USED IN PROCESSOR (METERS) 2200.3 ELEVATION OF INVESTIGATOR SITE (METERS) 2200 AIRCRAFT TRACK ANGLE (DEGREES) -179.8 AIRCRAFT YAW ANGLE (DEGREES) 5.5 AIRCRAFT PITCH ANGLE (DEGREES) 1.2 AIRCRAFT ROLL ANGLE (DEGREES) 0.0 PROCESSOR YAW ANGLE USED (DEGREES) VARIABLE PROCESSOR PITCH ANGLE USED (DEGREES) VARIABLE PROCESSOR ROLL ANGLE USED (DEGREES) VARIABLE NOMINAL PRF RATIO (HZ/KNOT) 1.000 NOMINAL PRF RATIO (1/METERS) 1.944 PRF RATIO CORRECTION FACTOR USED 1.0000 RANGE FFT SIZE AZIMUTH FFT SIZE FRAME SIZE (RANGE LINES) NUMBER OF FRAMES PROCESSED RANGE ALIGNMENT DELAY USED,HH (MICROSEC) RANGE ALIGNMENT DELAY USED,HV (MICROSEC) RANGE ALIGNMENT DELAY USED,VH (MICROSEC) RANGE ALIGNMENT DELAY USED,VV (MICROSEC) NEAR SLANT RANGE (METERS) 8643.44 FAR SLANT RANGE (METERS) 25691.64 NEAR LOOK ANGLE (DEGREES) FAR LOOK ANGLE (DEGEES) NUMBER OF LOOKS PROCESSED IN AZIMUTH NUMBER OF LOOKS PROCESSED IN RANGE RANGE WEIGHTING USED COS2 RANGE WEIGHTING COEFFICIENT AZIMUTH WEIGHTING USED NONE AZIMUTH WEIGHTING COEFFICIENT 1.000 PERCENT OF PRF BANDWIDTH PROCESSED DESKEW FLAG (1=DESKEWED, 2=NOT DESKEWED) 1 SLANT RANGE SAMPLE SPACING (METERS) 6.66205 NOMINAL SLANT RANGE RESOLUTION (METERS) 11.0 AZIMUTH SAMPLE SPACING (METERS) 0.51444 NOMINAL AZIMUTH RESOLUTION (METERS) NUMBER OF INTERPOLATION PNTS USED IN RMC 8 AZIMUTH REFERENCE SIZE/LOOK, NEAR RANGE VARIABLE AZIMUTH REFERENCE SIZE/LOOK, FAR RANGE VARIABLE IMAGE CENTER LATITUDE (DEGREES) IMAGE CENTER LONGITUDE (DEGREES) CALTONE VIDEO FREQUENCY 21.4453 CALTONE POWER MEASURED, DB, HH 93.1 CALTONE POWER MEASURED, DB, HV 93.3 CALTONE POWER MEASURED, DB, VH 93.0 CALTONE POWER MEASURED, DB, VV 93.7 CALIBRATION FACTOR APPLIED, DB, HH CALIBRATION FACTOR APPLIED, DB, HV CALIBRATION FACTOR APPLIED, DB, VH CALIBRATION FACTOR APPLIED, DB, VV MEASURED AND CORRECTED HV/VH POWER RATIO MEASURED AND CORRECTED HV/VH PHASE (DEG) CALTONE PHASE MEASURED, DEG, HH -1.2 CALTONE PHASE MEASURED, DEG, HV 71.9 CALTONE PHASE MEASURED, DEG, VH -1.7 CALTONE PHASE MEASURED, DEG, VV 71.7 GENERAL SCALE FACTOR 0.0 GPS ALTITUDE, M 9969.8 LATITUDE OF PEG POINT = LONGITUDE OF PEG POINT = HEADING AT PEG POINT (DEGREES) = P-BAND RFI FILTER APPLIED FLAG = P-BAND RFI FILTER ALGORITHM: ALONG-TRACK OFFSET S0 (M) = CROSS-TRACK OFFSET C0 (M) = ********************************************* Saving jpgs and hd*.log status(/mnt/d91/airops/ts1803out/ts1803_database.log): ********************************************* Tie Point History (/mnt/d91/airops/ts1803out/TIE_POINT.HIST): TIE POINT HISTORY JOB ID: ts1803 WGS REF LAT, LON, ELEVATION(m) : 44.2600 -110.490 0.00000 MAP DESCRIPTION : srtm dem, 5m, 30m postings WGS DATUM NUMBER: 236 WGS84 OFFSET m: 0.00000 MAP VALUES UNIT: m FORMAT: x y map_offset_applied(m) MAP(m/ft) data(m) diff(m) FORMAT: height offset FORMAT: phase offset c: ITERATION 1 5 871 832 2263.0000 2263.0000 2318.3596 -55.3596 952 841 2263.0000 2263.0000 2263.5369 -0.5369 1021 893 2263.0000 2263.0000 2272.7876 -9.7876 1163 905 2263.0000 2263.0000 2271.2471 -8.2471 1240 923 2263.0000 2263.0000 2270.1692 -7.1692 48.73832 -4.282044 -16.22007 19.82287 c: ITERATION 2 CURRENT 4 952 841 2263.0000 2263.0000 2258.7339 4.2661 1021 893 2263.0000 2263.0000 2266.5674 -3.5674 1163 905 2263.0000 2263.0000 2264.2773 -1.2773 1240 923 2263.0000 2263.0000 2263.1060 -0.1060 43.31348 -4.212979 -0.1711426 2.848316 COMMENTS: Height Difference Plots ********************************************* GEO PEG MODIFICATION (/mnt/d91/airops/ts1803out/ts1803.log): ********************************************* MIS-REGISTRATION LOG (/mnt/d91/airops/ts1803out/ts1803.log): Mis-registration Post-Processing QA:0 Mis-registration QA: ;No Shifting p-band (filter) single look files done; The Mis-registration check is completed (Fri Aug 27 13:06:51 2004) Mis-registration QA: JOB ID: ts1803 Using filtered data. L-C: (range mean/std) -0.457177 0.381843 ; (az mean/std) 0.131964 0.523369 ; (61/61 pts) P-C: (range mean/std) -0.435834 0.535864 ; (az mean/std) -0.126231 0.492331 ; (61/61 pts) P-L: (range mean/std) -0.136899 0.327509 ; (az mean/std) -0.245686 0.424354 ; (61/61 pts) (Fri Aug 27 13:06:51 2004) Mis-registration QA: No Shifting l-band () single look files done;No Shifting p-band () single look files done; The Mis-registration check is completed (Fri Aug 27 13:13:09 2004) Mis-registration QA: JOB ID: ts1803 L-C: (range mean/std) -0.457177 0.381843 ; (az mean/std) 0.131964 0.523369 ; (61/61 pts) P-C: (range mean/std) -0.49126 0.491421 ; (az mean/std) -0.185556 0.52115 ; (61/61 pts) P-L: (range mean/std) -0.179249 0.335153 ; (az mean/std) -0.334509 0.464975 ; (61/61 pts) (Fri Aug 27 13:13:09 2004) ********************************************* CO-REGISTRATION LOG (/mnt/d91/airops/ts1803out/ts1803.log): Co-registration QA: Range processing sensor.hh03_c20(offset,rms) 0.015734 0.021236 Co-registration QA: Within Criteria abs(rg) > 0.01 and abs(rms) < 0.5 to modify sensor.hh03_c20 Co-registration QA: Updating sensor.hh03_c20 Co-registration QA: Update from -0.5556180 to -0.539884 Co-registration QA: Azimuth processing processor_chh.com(offset,rms) -0.114608 0.119390 Co-registration QA: Within Criteria abs(az) > 0.01 and abs(rms) < 0.5 to modify processor_chh.com Co-registration QA: Updating processor_chh.com Co-registration QA: Update from 1.00000 to 1.22972138705151 Co-registration QA: Azimuth processing processor_lhh.com(offset,rms) -0.011792 0.789510 Co-registration QA: Within Criteria abs(az) > 0.01 and abs(rms) < 0.5 to modify processor_lhh.com Co-registration QA: Updating processor_lhh.com Co-registration QA: Update from 1.00000 to 1.02363599919824 ********************************************* Validation *.corgr *.incgr (/mnt/d91/airops/ts1803out): ************************************************** ***** ***** ***** Integrated AIRSAR Processor ***** ***** ***** ***** Projection Program ***** ***** ***** ***** This program projects from slant ***** ***** range to ground range. ***** ***** ***** ***** It uses an array of values produced ***** ***** by the GENLOC program to perform a ***** ***** nearest neighbor interpolation. ***** ***** ***** ************************************************** Enter the name of the input file. Projecting BYTE data. Projecting dem? Enter the name of the s,c file. Enter the range and azimuth pixel spacing. Enter the output file name. prf bw len: 843.9000 20.00000 10.00000 nsampr O/p: 4141 0.0000000E+00 7772.800 3780.562 5.000000 Number of header no123: 3 1 2 0 Byte offset to calibration header: 0 Byte offset to dem header: 0 Byte offset to first data line: 12423 Reading data. 2560 4141 4562 + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 Initializing output array. Near Range = 3780.562 Resampling the data: first pass. + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 Resampling the data: second pass--fill only. + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 Number of holes filled by WAYNE (byte) = 0 Neighborhood Pixel Distance Used = 0 Writing map out. + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 + 4608 + 4864 + 5120 + 5376 + 5632 + 5888 + 6144 + 6400 + 6656 + 6912 + 7168 + 7424 + 7680 + 7936 + 8192 + 8448 ************************************************** ***** ***** ***** Integrated AIRSAR Processor ***** ***** ***** ***** Projection Program ***** ***** ***** ***** This program projects from slant ***** ***** range to ground range. ***** ***** ***** ***** It uses an array of values produced ***** ***** by the GENLOC program to perform a ***** ***** nearest neighbor interpolation. ***** ***** ***** ************************************************** Enter the name of the input file. Projecting BYTE data. Projecting dem? Enter the name of the s,c file. Enter the range and azimuth pixel spacing. Enter the output file name. prf bw len: 843.9000 20.00000 10.00000 nsampr O/p: 4141 0.0000000E+00 7772.800 3780.562 5.000000 Number of header no123: 3 1 2 0 Byte offset to calibration header: 0 Byte offset to dem header: 0 Byte offset to first data line: 12423 Reading data. 2560 4141 4562 + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 Initializing output array. Near Range = 3780.562 Resampling the data: first pass. + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 Resampling the data: second pass--fill only. + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 Number of holes filled by WAYNE (byte) = 0 Neighborhood Pixel Distance Used = 0 Writing map out. + 256 + 512 + 768 + 1024 + 1280 + 1536 + 1792 + 2048 + 2304 + 2560 + 2816 + 3072 + 3328 + 3584 + 3840 + 4096 + 4352 + 4608 + 4864 + 5120 + 5376 + 5632 + 5888 + 6144 + 6400 + 6656 + 6912 + 7168 + 7424 + 7680 + 7936 + 8192 + 8448 BAD: ts1803_c.incgr: () AFTER FIXED BAD: ts1803_c.corgr: () AFTER FIXED ********************************************* execute peg_update.pl: enter average lat enter average lon /mnt/d91/airops/ts1803out/ts1803_c.demi2 Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -1949.260 378.060 0.000 44.33608607 -110.61281891 -0.004 1517.740 378.060 0.000 44.02406918 -110.61271908 -0.004 0.000 1412.060 0.000 44.16061045 -110.48349582 -0.054 -1949.260 378.060 0.000 44.33608607 -110.61281891 -0.004 -1949.260 2447.060 0.000 44.33583416 -110.35339053 -0.163 1517.740 2447.060 0.000 44.02382082 -110.35465525 -0.162 1517.740 378.060 0.000 44.02406918 -110.61271908 -0.004 /mnt/d91/airops/ts1803out/ts1803_c.demgr Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -1949.260 378.060 0.000 44.33608607 -110.61281891 -0.004 1517.740 378.060 0.000 44.02406918 -110.61271908 -0.004 0.000 1412.060 0.000 44.16061045 -110.48349582 -0.054 -1949.260 378.060 0.000 44.33608607 -110.61281891 -0.004 -1949.260 2447.060 0.000 44.33583416 -110.35339053 -0.163 1517.740 2447.060 0.000 44.02382082 -110.35465525 -0.162 1517.740 378.060 0.000 44.02406918 -110.61271908 -0.004 /mnt/d91/airops/ts1803out/ts1803_c.corgr Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -4076.312 756.112 0.000 44.34408615 -110.61282197 -0.004 3614.688 756.112 0.000 43.99800514 -110.61271122 -0.004 0.000 2825.112 0.000 44.16061039 -110.48343382 -0.054 /mnt/d91/airops/ts1803out/ts1803_c.incgr Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -4076.312 756.112 0.000 44.34408615 -110.61282197 -0.004 3614.688 756.112 0.000 43.99800514 -110.61271122 -0.004 0.000 2825.112 0.000 44.16061039 -110.48343382 -0.054 /mnt/d91/airops/ts1803out/ts1803_c.vvgr Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -1949.260 378.060 0.000 44.33608607 -110.61281891 -0.004 1517.740 378.060 0.000 44.02406918 -110.61271908 -0.004 0.000 1412.060 0.000 44.16061045 -110.48349582 -0.054 /mnt/d91/airops/ts1803out/ts1803_c.vvi2 Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -1949.260 378.060 0.000 44.33608607 -110.61281891 -0.004 1517.740 378.060 0.000 44.02406918 -110.61271908 -0.004 0.000 1412.060 0.000 44.16061045 -110.48349582 -0.054 /mnt/d91/airops/ts1803out/ts1803_l.datgr Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -2038.156 378.056 0.000 44.34408615 -110.61282197 -0.004 1428.844 378.056 0.000 44.03206970 -110.61272214 -0.004 0.000 1412.056 0.000 44.16061045 -110.48349633 -0.054 /mnt/d91/airops/ts1803out/ts1803_l.dat Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -2201.223 567.473 0.000 44.34408616 -110.61282197 -0.004 1545.777 567.473 0.000 44.03185171 -110.61272207 -0.004 0.000 1846.473 0.000 44.16063015 -110.50623898 -0.041 /mnt/d91/airops/ts1803out/ts1803_p.datgr Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -2038.156 378.056 0.000 44.34408615 -110.61282197 -0.004 1428.844 378.056 0.000 44.03206970 -110.61272214 -0.004 0.000 1412.056 0.000 44.16061045 -110.48349633 -0.054 /mnt/d91/airops/ts1803out/filtered_p/ts1803_p.datgr Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -2038.156 378.056 0.000 44.34408615 -110.61282197 -0.004 1428.844 378.056 0.000 44.03206970 -110.61272214 -0.004 0.000 1412.056 0.000 44.16061045 -110.48349633 -0.054 /mnt/d91/airops/ts1803out/ts1803_p.dat Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -2201.223 567.473 0.000 44.34408616 -110.61282197 -0.004 1545.777 567.473 0.000 44.03185171 -110.61272207 -0.004 0.000 1846.473 0.000 44.16063015 -110.50623898 -0.041 /mnt/d91/airops/ts1803out/filtered_p/ts1803_p.dat Enter the demgr filename: Enter the lat_offset: 0.0000000E+00 Enter the lon_offset: 0.0000000E+00 Reading new header..STARTING at 0 -2201.223 567.473 0.000 44.34408616 -110.61282197 -0.004 1545.777 567.473 0.000 44.03185171 -110.61272207 -0.004 0.000 1846.473 0.000 44.16063015 -110.50623898 -0.041 GEO_PEG_MOD original values( lat lon): 44.1606452 -110.6600235 GEO_PEG_MOD applied values( lat lon): 0 0 GEO_PEG_MOD resulted values( lat lon): 44.1606452 -110.6600235 ********************************************* netscape /mnt/d91/airops/ts1803/ts1803_letter.htm & ********************************************* POLSAR PHASE VERIFICATION /mnt/d91/airops/ts1803out/ts1803_l.dat.POLSAR_PHASE REFERENCE ONLY::LOCATION OF MAX: x= 1459 y= 3911 NUMBER OF PIXELS SELECTED= 44064 HH: -17.3082 dB 0.0185858 linear scale VV: -15.5926 dB 0.0275890 linear scale HV: -20.2008 dB 0.00954813 linear scale TOT_P: 0.0163178 linear scale HHVV phase difference: -5.98218 deg HH/VV: -1.71555 dB HV/VV: -4.60818 dB HHHV phase difference: -175.963 deg /mnt/d91/airops/ts1803out/ts1803_p.dat.POLSAR_PHASE REFERENCE ONLY::LOCATION OF MAX: x= 258 y= 331 NUMBER OF PIXELS SELECTED= 11639 HH: -6.66375 dB 0.215588 linear scale VV: -9.55315 dB 0.110837 linear scale HV: -15.0052 dB 0.0315847 linear scale TOT_P: 0.0973987 linear scale HHVV phase difference: -15.4975 deg HH/VV: 2.88939 dB HV/VV: -5.45209 dB HHHV phase difference: -166.843 deg *********************************************