************************** Radar Input File Name: 35701radar_01.rdf Site Input File Name: 17701site_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. 177. Planned Ground Speed (knots) : 429.589508 Expected air speed (m/s) and Direction (deg) : 227.812546 178.86937 Expected drift angle (positive is counter clockwise): 358.130615 Expected drift angle within desired range 12. Squint at near range is 6.07710791km Assuming maximum squint angle of 12. Site Name:ChinaLake_17701 ************************** 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: 35.5113983 -117.0933 Nominal Length of line (km): 70.1542206 Flight heading 177. Aircraft center position (latitude, longtitude): 35.5044861 -117.252136 Altitude (m, ft): 12497. 41000.5312 Minimum Nadir distance to ground = 11577.0889 m Horizontal distance to near range: 3608.17139 m Minimum near range distance: 11655.1592 m Nominal Pulse Length (microsec): 40 Minimum time to allow for data receive (microsec): 45. Minimum 2-way return time to nadir (microsec): 77.234024 Minimum 2-way return time to near range (microsec): 77.7548523 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 -1623.32861 m If this is incorrect, the flight plan should be re-run *** Average Terrain Height 1/3 into swath for entire run: 876.671387 Average Terrain slope 1/3 into swath for entire run: -2.26894522 Minimum Terrain Height 1/3 into swath for entire run: 526.944275 Maximum Terrain Height 1/3 into swath for entire run: 1226.52661 Expected Target Terrain Height: 2500. Initial Look Angle (deg) 20. Average HH backscatter (within incidence angle limits) for entire run: -16.9274921 Average HV backscatter (within incidence angle limits) for entire run: -27.6556416 Average VV backscatter (within incidence angle limits) for entire run: -17.1987572 near range, end of image: 35.1904984 -117.191452 far range, end of image: 35.200676 -116.954819 near swath, beginning of image: 35.8219833 -117.232857 far swath, beginning of image: 35.8321648 -116.994362 Power Transmitted: 3.20000005 kw Total Antenna Gain 19.8999996 HH Received Power: -80.0383987 Average HH sigma0 at beginning of run: -16.9046402 HV Received Power: -90.5066147 Average HV sigma0 at beginning of run: -27.372858 VV Received Power: -80.5117188 Average HV sigma0 at beginning of run: -17.3779602 Desired Power Level at attenna: -15. Reference Range, actual range 18.625 18.2213001 Reference Pulse Width, actual 40. 40 Reference Incidence Angle, actual 45. 54.4698257 Reference Target Sigma0(CO, CROSS), actual -8. -10. -16.9046402 Avg terrain slope (deg) -2.26894522 Gain Correction to Attenuator values (HH): 6. Gain Correction to Attenuator values (HV): -4. Gain Correction to Attenuator values (VV): 6. ----- PRE and STA waypoints estimated DWP: 104 microseconds Maximum DWP: 510 microseconds Minimum DWP : 20 microseconds DWP: 104 microsec, Data Window Duration: 150 microsec Actual Ground Swath: 21579.3047 m, Desired Ground Swath: 16000. m Near Range Look Angle: 17.9050598 Far Range Look Angle: 66.0882339 Optimum Steering Angle: 52.200882 Terrain Height 1/3 into swath: 556.411682 Near range distance: 15589.207 Nadir distance: 12066.9668 PRE Longitude : -117.284065 Latitude: 36.000309 PRE loxodromic heading 176.998962 STA Longitude : -117.272453 Latitude: 35.8202171 STA loxodromic heading 177.004715 Distance from PRE: 20. km ---- STO and POS waypoints DWP: 106 microsec, Data Window Duration: 150 microsec Actual Ground Swath: 21579.3047 m, Desired Ground Swath: 16000. m Near Range Look Angle: 17.3771305 Far Range Look Angle: 65.403595 Optimum Steering Angle: 52.200882 Terrain Height 1/3 into swath: 940.837585 STO Longitude : -117.232056 Latitude: 35.1873741 STO loxodromic heading 176.995544 Distance from PRE: 90.3000031 km POS Longitude : -117.227455 Latitude: 35.1152763 Distance from PRE: 98.3000031 km POS loxodromic heading 177.004471 *****************************