************************** Radar Input File Name: 33102radar_01.rdf Site Input File Name: 33102site_01.rdf GCP Input File Name: 33102gcp_01.rdf ADP File Name: 00114201.adp Flight Date (Day, Month, Year): 42/11/00 Comments: 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) : 40. 45. Planned Ground Speed (m/s and Direction (deg) : 221. 331. Planned Ground Speed (knots) : 429.589508 Expected air speed (m/s) and Direction (deg) : 213.465988 320.622986 Expected drift angle (positive is counter clockwise): 10.3770142 Expected drift angle within desired range 12. Squint at near range is 7.41495895km Assuming maximum squint angle of 12. Site Name:snarer_33102 ************************** Aircraft height planned 12496.7998 m 40999.875 ft Finding maximum ground range swath width actual ground swath width of (m): 22386.6289 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) 169.999908 including the azimuth reference function length of 8. km and a pad on each side for a maximum squint of 7.41495895 km This flight line will take 15.8999996 minutes to fly Data only: 12.8000002 minutes to fly (excluding PRE-STA and STO-POS) Latitude range: 20. to 66.5 Season: 1 (0-all, 1-winter, 2-summer) Temperature at altitude 12496.7998 m expected to be -57.220871 r_aircraft_across_track: 15632.9502 r_latrun, r_lonrun, r_peg_head 63.3888702 -117.396477 331. shiftdistance: 0. Center of image Swath: 63.3888702 -117.396477 Nominal Length of line (km): 169.999908 Flight heading 331. Aircraft center position (latitude, longtitude): 63.4566307 -117.122238 Altitude (m, ft): 12496.7998 40999.875 Shift along track (km): 0. Minimum Nadir distance to ground = 12139.085 m Horizontal distance to near range: 4392.06201 m Minimum near range distance: 12905.5938 m Nominal Pulse Length (microsec): 40 Minimum time to allow for data receive (microsec): 45. Minimum 2-way return time to nadir (microsec): 80.9832611 Minimum 2-way return time to near range (microsec): 86.0968552 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: 5000 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 assuming nominal minor PRI: 0.0333333351 1380. CTU adds 6. microseconds in calculation of duty cycle Pulse Length (microsec): 40 Duty Cycle: 0.0333333351 Maximum Duty Cycle : 0.0490000024 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 0.0490000024 is not exceeded is 1877 PRI Min: 1877 Final PRI Min: 1876 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): 3.09314806E+10 28.8071861 Timing delay of 25. added to DWP Average Terrain Height 1/3 into swath for entire run: 277.832428 Average Terrain slope 1/3 into swath for entire run: 0.153308332 Minimum Terrain Height 1/3 into swath for entire run: 206.042496 Maximum Terrain Height 1/3 into swath for entire run: 344.646729 Expected Target Terrain Height: 299. Initial Look Angle (deg) 20. Average HH backscatter (within incidence angle limits) for entire run: -17.9414577 Average HV backscatter (within incidence angle limits) for entire run: -27.8617382 Average VV backscatter (within incidence angle limits) for entire run: -17.9603081 near range, end of image: 64.1019135 -118.03933 far range, end of image: 64.0045013 -118.440483 near swath, beginning of image: 62.7681656 -116.399162 far swath, beginning of image: 62.6707306 -116.78212 Power Transmitted: 3.20000005 kw Total Antenna Gain 19.8999996 HH Received Power: -81.8914337 Average HH sigma0 at beginning of run: -17.7993317 HV Received Power: -91.8850861 Average HV sigma0 at beginning of run: -27.7929878 VV Received Power: -81.9699249 Average HV sigma0 at beginning of run: -17.877821 Desired Power Level at attenna: -15. Reference Range, actual range 18.625 19.8677635 Reference Pulse Width, actual 40. 40 Reference Incidence Angle, actual 45. 51.5170403 Reference Target Sigma0(CO, CROSS), actual -8. -10. -17.7993317 Avg terrain slope (deg) 0.153308332 Gain Correction to Attenuator values (HH): 4. Gain Correction to Attenuator values (HV): -4. Gain Correction to Attenuator values (VV): 4. ----- PRE and STA waypoints estimated DWP: 112 microseconds Maximum DWP: 510 microseconds Minimum DWP : 20 microseconds DWP: 112 microsec, Data Window Duration: 150 microsec Actual Ground Swath: 22386.6289 m, Desired Ground Swath: 16000. m Near Range Look Angle: 19.6185894 Far Range Look Angle: 65.2914047 Optimum Steering Angle: 51.6703491 Terrain Height 1/3 into swath: 206.548172 Near range distance: 16788.377 Nadir distance: 12329.4092 find STA: 63.4566307 -117.122238 ,shift: 84.9999542 PRE Longitude : -116.139305 Latitude: 62.6370277 PRE loxodromic heading -28.3726425 STA Longitude : -116.314774 Latitude: 62.7872581 STA loxodromic heading -29.0183086 Distance from PRE: 19. km ---- STO and POS waypoints DWP: 112 microsec, Data Window Duration: 150 microsec Actual Ground Swath: 22386.6289 m, Desired Ground Swath: 16000. m Near Range Look Angle: 19.896513 Far Range Look Angle: 65.6214905 Optimum Steering Angle: 51.6703491 Terrain Height 1/3 into swath: 344.629639 STO Longitude : -117.951538 Latitude: 64.125267 STO loxodromic heading -29.0209408 Distance from PRE: 189.199997 km POS Longitude : -117.971527 Latitude: 64.1409454 Distance from PRE: 191.199997 km POS loxodromic heading -28.7457466 *****************************