DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 146.20 Site Name: Springfield, Illinois Site ID: T13 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 8 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1240.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/108:09:43:59.2 Data Take End GMT: 1994/108:09:47:42.4 Data Take Duration (min:sec): 3:47 Latitude at Start GMT: 34 deg 51.0' N Longitude at Start GMT: 95 deg 35.9' W Latitude at End GMT: 44 deg 1.2' N Longitude at End GMT: 81 deg 9.9' W Center Incidence Angle (deg): 73.5 Track Angle at Image Center: 50.3 deg E of True North Along-Track Image Size (km): 1616.5 Cross-Track Image Size (km): 108.8 Along-Track Resolution (m): 107 Cross-Track Resolution (m): 67 Along-Track Pixel Spacing (m): 50 Cross-Track Pixel Spacing (m): 50 Radiometric Representation: 8-bit Amplitude Geometric Reresentation: Ground Range Signal-to-Noise Ratio (dB): 15.9 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 17 Bytes per Record: 2000 Records per Segment: 2326 Product Generation Date: Sep 15, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, CHH, XVV Processing Run Number: 11201 Comments: SEG_01 Lat/Long Near Early: 35 deg 11.8' N 96 deg 1.3' W Lat/Long Far Early: 34 deg 30.2' N 95 deg 10.8' W GMT Center 1994/108:09:44:06.1 Lat/Long Center: 35 deg 10.0' N 95 deg 12.8' W Lat/Long Near Late: 35 deg 49.8' N 95 deg 14.8' W Lat/Long Far Late: 35 deg 7.8' N 94 deg 24.5' W SEG_02 Lat/Long Near Early: 35 deg 49.8' N 95 deg 14.8' W Lat/Long Far Early: 35 deg 7.8' N 94 deg 24.5' W GMT Center 1994/108:09:44:19.9 Lat/Long Center: 35 deg 47.6' N 94 deg 26.0' W Lat/Long Near Late: 36 deg 27.4' N 94 deg 27.5' W Lat/Long Far Late: 35 deg 45.0' N 93 deg 37.3' W SEG_03 Lat/Long Near Early: 36 deg 27.4' N 94 deg 27.5' W Lat/Long Far Early: 35 deg 45.0' N 93 deg 37.3' W GMT Center 1994/108:09:44:33.7 Lat/Long Center: 36 deg 24.8' N 93 deg 38.3' W Lat/Long Near Late: 37 deg 4.6' N 93 deg 39.3' W Lat/Long Far Late: 36 deg 21.7' N 92 deg 49.3' W SEG_04 Lat/Long Near Early: 37 deg 4.6' N 93 deg 39.3' W Lat/Long Far Early: 36 deg 21.7' N 92 deg 49.3' W GMT Center 1994/108:09:44:47.5 Lat/Long Center: 37 deg 1.5' N 92 deg 49.8' W Lat/Long Near Late: 37 deg 41.3' N 92 deg 50.2' W Lat/Long Far Late: 36 deg 58.0' N 92 deg 0.4' W SEG_05 Lat/Long Near Early: 37 deg 41.3' N 92 deg 50.2' W Lat/Long Far Early: 36 deg 58.0' N 92 deg 0.4' W GMT Center 1994/108:09:45:01.3 Lat/Long Center: 37 deg 37.8' N 92 deg 0.3' W Lat/Long Near Late: 38 deg 17.6' N 92 deg 0.1' W Lat/Long Far Late: 37 deg 33.8' N 91 deg 10.6' W SEG_06 Lat/Long Near Early: 38 deg 17.6' N 92 deg 0.1' W Lat/Long Far Early: 37 deg 33.8' N 91 deg 10.6' W GMT Center 1994/108:09:45:15.2 Lat/Long Center: 38 deg 13.6' N 91 deg 9.9' W Lat/Long Near Late: 38 deg 53.4' N 91 deg 9.2' W Lat/Long Far Late: 38 deg 9.1' N 90 deg 19.8' W SEG_07 Lat/Long Near Early: 38 deg 53.4' N 91 deg 9.2' W Lat/Long Far Early: 38 deg 9.1' N 90 deg 19.8' W GMT Center 1994/108:09:45:29.0 Lat/Long Center: 38 deg 48.9' N 90 deg 18.6' W Lat/Long Near Late: 39 deg 28.7' N 90 deg 17.2' W Lat/Long Far Late: 38 deg 44.0' N 89 deg 28.2' W SEG_08 Lat/Long Near Early: 39 deg 28.7' N 90 deg 17.2' W Lat/Long Far Early: 38 deg 44.0' N 89 deg 28.2' W GMT Center 1994/108:09:45:42.8 Lat/Long Center: 39 deg 23.7' N 89 deg 26.3' W Lat/Long Near Late: 40 deg 3.5' N 89 deg 24.3' W Lat/Long Far Late: 39 deg 18.3' N 88 deg 35.6' W SEG_09 Lat/Long Near Early: 40 deg 3.5' N 89 deg 24.3' W Lat/Long Far Early: 39 deg 18.3' N 88 deg 35.6' W GMT Center 1994/108:09:45:56.6 Lat/Long Center: 39 deg 58.0' N 88 deg 33.0' W Lat/Long Near Late: 40 deg 37.8' N 88 deg 30.3' W Lat/Long Far Late: 39 deg 52.1' N 87 deg 41.9' W SEG_10 Lat/Long Near Early: 40 deg 37.8' N 88 deg 30.3' W Lat/Long Far Early: 39 deg 52.1' N 87 deg 41.9' W GMT Center 1994/108:09:46:10.4 Lat/Long Center: 40 deg 31.8' N 87 deg 38.7' W Lat/Long Near Late: 41 deg 11.5' N 87 deg 35.3' W Lat/Long Far Late: 40 deg 25.3' N 86 deg 47.3' W SEG_11 Lat/Long Near Early: 41 deg 11.5' N 87 deg 35.3' W Lat/Long Far Early: 40 deg 25.3' N 86 deg 47.3' W GMT Center 1994/108:09:46:24.2 Lat/Long Center: 41 deg 4.9' N 86 deg 43.4' W Lat/Long Near Late: 41 deg 44.6' N 86 deg 39.2' W Lat/Long Far Late: 40 deg 57.9' N 85 deg 51.7' W SEG_12 Lat/Long Near Early: 41 deg 44.6' N 86 deg 39.2' W Lat/Long Far Early: 40 deg 57.9' N 85 deg 51.7' W GMT Center 1994/108:09:46:38.0 Lat/Long Center: 41 deg 37.5' N 85 deg 47.0' W Lat/Long Near Late: 42 deg 17.2' N 85 deg 42.1' W Lat/Long Far Late: 41 deg 30.0' N 84 deg 55.1' W SEG_13 Lat/Long Near Early: 42 deg 17.2' N 85 deg 42.1' W Lat/Long Far Early: 41 deg 30.0' N 84 deg 55.1' W GMT Center 1994/108:09:46:51.8 Lat/Long Center: 42 deg 9.5' N 84 deg 49.6' W Lat/Long Near Late: 42 deg 49.1' N 84 deg 43.9' W Lat/Long Far Late: 42 deg 1.4' N 83 deg 57.3' W SEG_14 Lat/Long Near Early: 42 deg 49.1' N 84 deg 43.9' W Lat/Long Far Early: 42 deg 1.4' N 83 deg 57.3' W GMT Center 1994/108:09:47:05.6 Lat/Long Center: 42 deg 40.9' N 83 deg 51.1' W Lat/Long Near Late: 43 deg 20.4' N 83 deg 44.5' W Lat/Long Far Late: 42 deg 32.2' N 82 deg 58.6' W SEG_15 Lat/Long Near Early: 43 deg 20.4' N 83 deg 44.5' W Lat/Long Far Early: 42 deg 32.2' N 82 deg 58.6' W GMT Center 1994/108:09:47:19.4 Lat/Long Center: 43 deg 11.6' N 82 deg 51.4' W Lat/Long Near Late: 43 deg 51.0' N 82 deg 44.1' W Lat/Long Far Late: 43 deg 2.3' N 81 deg 58.7' W SEG_16 Lat/Long Near Early: 43 deg 51.0' N 82 deg 44.1' W Lat/Long Far Early: 43 deg 2.3' N 81 deg 58.7' W GMT Center 1994/108:09:47:33.2 Lat/Long Center: 43 deg 41.7' N 81 deg 50.7' W Lat/Long Near Late: 44 deg 21.0' N 81 deg 42.5' W Lat/Long Far Late: 43 deg 31.8' N 80 deg 57.7' W SEG_17 Lat/Long Near Early: 44 deg 21.0' N 81 deg 42.5' W Lat/Long Far Early: 43 deg 31.8' N 80 deg 57.7' W Lat/Long Near Data End: 44 deg 25.8' N 81 deg 32.4' W Lat/Long Far Data End: 43 deg 36.5' N 80 deg 47.8' W