************************** Radar Input File Name: 35701radar_01.rdf Site Input File Name: 35701site_01.rdf GCP Input File Name: 35701gcp_01.rdf ADP File Name: 08072401.adp Flight Date (Day, Month, Year): 24/07/08 Comments: China Lake Empire Challange Antenna Transmit Cal Pulse Enabled Antenna Receive Cal Pulse Enabled Sniffer Pulse Enabled Calibration Pulse Interval: 255 pulses BFPQ compression: 8, Block Size 128 Targeted steering angles relative to planned track angle: First: 0. Second: 0. Third: 0. Fourth: 0. Radar set up for POLSAR Method: Center Expected Wind Speed (m/s) and Direction (deg) : 10. 45. Planned Ground Speed (m/s and Direction (deg) : 221. 357. Planned Ground Speed (knots) : 429.589508 Expected air speed (m/s) and Direction (deg) : 214.437515 355.013977 Expected drift angle (positive is counter clockwise): 1.98602295 Expected drift angle within desired range 12. Squint at near range is 6.07710791km Assuming maximum squint angle of 12. Site Name:ChinaLake_35701 ************************** Aircraft height planned 12497. m 41000.5312 ft Finding maximum ground range swath width actual ground swath width of (m): 21579.3047 Pad of : 0 of DW is added to DW DW Increment : 10 DW Increment corresponds to : 900. m The Range Swath is : 16.4885864 km Estimated Data Window Duration: 150 microseconds This includes 40 microseconds for the pulse length Maximum Data Window Duration: 150 microseconds Minimum Data Window Duration: 50 microseconds Flight plan length in km (not including shortbit) 70.1542206 including the azimuth reference function length of 8. km and a pad on each side for a maximum squint of 6.07710791 km This flight line will take 8.80000019 minutes to fly Data only: 5.30000019 minutes to fly (excluding PRE-STA and STO-POS) Latitude range: 20. to 66.5 Season: 2 (0-all, 1-winter, 2-summer) Temperature at altitude 12497. m expected to be -50.9029999 Center of image Swath: 35.5250015 -117.265999 Nominal Length of line (km): 70.1542206 Flight heading 357. Aircraft center position (latitude, longtitude): 35.5317039 -117.107109 Altitude (m, ft): 12497. 41000.5312 Minimum Nadir distance to ground = 10755.9102 m Horizontal distance to near range: 3608.12085 m Minimum near range distance: 11545.2061 m Nominal Pulse Length (microsec): 40 Minimum time to allow for data receive (microsec): 45. Minimum 2-way return time to nadir (microsec): 71.7557144 Minimum 2-way return time to near range (microsec): 77.0213242 Number of Minor PRFs per PRF: 2 desired PRF major 362.531708 desired PRI major 2758.37939 allowed PRI major 2760. Initial Estimate of Minor PRF(hz): 725.063416 Initial Estimate of Minor PRI (microsec): 1379.1897 Major PRI must be an integer multiple of 4 Nominal aircraft speed of 221. Major Delta PRI of 2 Implies Minor PRF of 724.637695 hz and a PRI of 1380. microsecond Major PRI is 2760. Updated Ground_Spacing (ft): 2.00117493 Maximum Major PRI: 3500 Minimum Major PRI: 1000 ground spacing is less than half the azimuth antenna length Azimuth Antenna Length is 1.5 m ground spacing is 0.60995996 m Nominal Pulse Lenth is being used: 40 Pulse Length Increment (microsec) is 2 Pulse Length Maximum (microsec) is 50 Pulse Length Minimum (microsec) is 4 Receiver Delay: 5. microseconds Final duty rate: 0.0333333351 CTU adds 6. microseconds in calculation of duty cycle Pulse Length (microsec): 40 Duty Cycle: 0.0333333351 Maximum Duty Cycle : 0.0500000007 Science Data Rate: Sampling Rate Mhz 180. Data Window Length (microseconds) 150 Number of Samples per Pulse: 27000. Number of Blocks in Pulse: 210 Number of header bytes per pulse: 700 Number of bits per sample: 8 Number of bits per block: 1024 Number of bytes per block: 128 Number of bytes per pulse: 27790 Data Rate per receiver channel (B/s, MB/s): 20137682. 19.2047901 Maximum data rate per receiver channel is: 35. The PRI_MIN such that data rate does not exceed the allowed data rate: 1514 The PRI_Min such that the ground spacing is less than half the Azimuth Antenna Length 1034 The PRI_Min such that the Maximum Duty Cycle 0.0500000007 is not exceeded is 1600 PRI Min: 1600 Final PRI Min: 1600 Total Data Rate (B/s, MB/s): 40275364. 38.4095802 Maximum Data Rate to JBOD (MB/s): 120. Estimated Total Science Data Volume for this run (bytes,Gbytes): 1.28075653E+10 11.9279747 Timing delay of 25. added to DWP *** The difference between input nominal ground height and measured ground height in imaged swath is -1631.97144 m If this is incorrect, the flight plan should be re-run *** Average Terrain Height 1/3 into swath for entire run: 868.028564 Average Terrain slope 1/3 into swath for entire run: -4.37071991 Minimum Terrain Height 1/3 into swath for entire run: 506.879913 Maximum Terrain Height 1/3 into swath for entire run: 1319.3728 Expected Target Terrain Height: 2500. Initial Look Angle (deg) 20. Average HH backscatter (within incidence angle limits) for entire run: -17.1914749 Average HV backscatter (within incidence angle limits) for entire run: -27.7626705 Average VV backscatter (within incidence angle limits) for entire run: -17.3720245 near range, end of image: 35.845768 -117.167046 far range, end of image: 35.8355865 -117.405586 near swath, beginning of image: 35.2142792 -117.127487 far swath, beginning of image: 35.2041016 -117.364166 Power Transmitted: 3.20000005 kw Total Antenna Gain 19.8999996 HH Received Power: -79.2432556 Average HH sigma0 at beginning of run: -15.8718586 HV Received Power: -90.5767288 Average HV sigma0 at beginning of run: -27.2053318 VV Received Power: -79.8302383 Average HV sigma0 at beginning of run: -16.4588432 Desired Power Level at attenna: -15. Reference Range, actual range 18.625 18.4734268 Reference Pulse Width, actual 40. 40 Reference Incidence Angle, actual 45. 55.5743332 Reference Target Sigma0(CO, CROSS), actual -8. -10. -15.8718586 Avg terrain slope (deg) -4.37071991 Gain Correction to Attenuator values (HH): 8. Gain Correction to Attenuator values (HV): -4. Gain Correction to Attenuator values (VV): 6. ----- PRE and STA waypoints estimated DWP: 106 microseconds Maximum DWP: 510 microseconds Minimum DWP : 20 microseconds DWP: 106 microsec, Data Window Duration: 150 microsec Actual Ground Swath: 21579.3047 m, Desired Ground Swath: 16000. m Near Range Look Angle: 17.313673 Far Range Look Angle: 65.3193588 Optimum Steering Angle: 51.2036133 Terrain Height 1/3 into swath: 961.092957 Near range distance: 15888.999 Nadir distance: 11600.4062 PRE Longitude : -117.07547 Latitude: 35.0358391 PRE loxodromic heading -2.99732256 STA Longitude : -117.086945 Latitude: 35.2159538 STA loxodromic heading -3.00194836 Distance from PRE: 20. km ---- STO and POS waypoints DWP: 110 microsec, Data Window Duration: 150 microsec Actual Ground Swath: 21579.3047 m, Desired Ground Swath: 16000. m Near Range Look Angle: 16.5796185 Far Range Look Angle: 64.3054428 Optimum Steering Angle: 51.2036133 Terrain Height 1/3 into swath: 880.764404 STO Longitude : -117.127678 Latitude: 35.8487816 STO loxodromic heading -3.00658178 Distance from PRE: 90.3000031 km POS Longitude : -117.132324 Latitude: 35.9208717 Distance from PRE: 98.3000031 km POS loxodromic heading -2.99836779 *****************************