DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 100.60 Site Name: Sahel Site ID: EX9 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 / X-SAR Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 5 PRF (Hz): 1395.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/279:14:23:15.7 Data Take End GMT: 1994/279:14:27:42.0 Data Take Duration (min:sec): 4:27 Latitude at Start GMT: 18 deg 38.0' N Longitude at Start GMT: 16 deg 35.1' W Latitude at End GMT: 3 deg 39.6' N Longitude at End GMT: 7 deg 24.7' W Center Incidence Angle (deg): 36.8 Track Angle at Image Center: 148.9 deg E of True North Along-Track Image Size (km): 1936.1 Cross-Track Image Size (km): 82.2 Along-Track Resolution (m): 98 Cross-Track Resolution (m): 107 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): 27.1 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 20 Bytes per Record: 2000 Records per Segment: 1794 Product Generation Date: Feb 05, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 40979 Comments: SEG_01 Lat/Long Near Early: 18 deg 50.3' N 16 deg 15.1' W Lat/Long Far Early: 18 deg 25.8' N 16 deg 55.0' W GMT Center 1994/279:14:23:22.6 Lat/Long Center: 18 deg 15.2' N 16 deg 19.8' W Lat/Long Near Late: 18 deg 4.6' N 15 deg 44.7' W Lat/Long Far Late: 17 deg 40.3' N 16 deg 24.4' W SEG_02 Lat/Long Near Early: 18 deg 4.6' N 15 deg 44.7' W Lat/Long Far Early: 17 deg 40.3' N 16 deg 24.4' W GMT Center 1994/279:14:23:36.4 Lat/Long Center: 17 deg 29.5' N 15 deg 49.5' W Lat/Long Near Late: 17 deg 18.7' N 15 deg 14.6' W Lat/Long Far Late: 16 deg 54.6' N 15 deg 54.2' W SEG_03 Lat/Long Near Early: 17 deg 18.7' N 15 deg 14.6' W Lat/Long Far Early: 16 deg 54.6' N 15 deg 54.2' W GMT Center 1994/279:14:23:50.1 Lat/Long Center: 16 deg 43.7' N 15 deg 19.5' W Lat/Long Near Late: 16 deg 32.8' N 14 deg 44.8' W Lat/Long Far Late: 16 deg 8.8' N 15 deg 24.2' W SEG_04 Lat/Long Near Early: 16 deg 32.8' N 14 deg 44.8' W Lat/Long Far Early: 16 deg 8.8' N 15 deg 24.2' W GMT Center 1994/279:14:24:03.9 Lat/Long Center: 15 deg 57.8' N 14 deg 49.7' W Lat/Long Near Late: 15 deg 46.8' N 14 deg 15.2' W Lat/Long Far Late: 15 deg 23.0' N 14 deg 54.5' W SEG_05 Lat/Long Near Early: 15 deg 46.8' N 14 deg 15.2' W Lat/Long Far Early: 15 deg 23.0' N 14 deg 54.5' W GMT Center 1994/279:14:24:17.6 Lat/Long Center: 15 deg 11.8' N 14 deg 20.2' W Lat/Long Near Late: 15 deg 0.6' N 13 deg 45.9' W Lat/Long Far Late: 14 deg 37.0' N 14 deg 25.1' W SEG_06 Lat/Long Near Early: 15 deg 0.6' N 13 deg 45.9' W Lat/Long Far Early: 14 deg 37.0' N 14 deg 25.1' W GMT Center 1994/279:14:24:31.4 Lat/Long Center: 14 deg 25.7' N 13 deg 51.0' W Lat/Long Near Late: 14 deg 14.4' N 13 deg 16.8' W Lat/Long Far Late: 13 deg 50.9' N 13 deg 55.9' W SEG_07 Lat/Long Near Early: 14 deg 14.4' N 13 deg 16.8' W Lat/Long Far Early: 13 deg 50.9' N 13 deg 55.9' W GMT Center 1994/279:14:24:45.1 Lat/Long Center: 13 deg 39.5' N 13 deg 22.0' W Lat/Long Near Late: 13 deg 28.1' N 12 deg 48.0' W Lat/Long Far Late: 13 deg 4.7' N 13 deg 27.0' W SEG_08 Lat/Long Near Early: 13 deg 28.1' N 12 deg 48.0' W Lat/Long Far Early: 13 deg 4.7' N 13 deg 27.0' W GMT Center 1994/279:14:24:58.9 Lat/Long Center: 12 deg 53.3' N 12 deg 53.2' W Lat/Long Near Late: 12 deg 41.7' N 12 deg 19.4' W Lat/Long Far Late: 12 deg 18.5' N 12 deg 58.3' W SEG_09 Lat/Long Near Early: 12 deg 41.7' N 12 deg 19.4' W Lat/Long Far Early: 12 deg 18.5' N 12 deg 58.3' W GMT Center 1994/279:14:25:12.6 Lat/Long Center: 12 deg 6.9' N 12 deg 24.6' W Lat/Long Near Late: 11 deg 55.3' N 11 deg 51.0' W Lat/Long Far Late: 11 deg 32.2' N 12 deg 29.7' W SEG_10 Lat/Long Near Early: 11 deg 55.3' N 11 deg 51.0' W Lat/Long Far Early: 11 deg 32.2' N 12 deg 29.7' W GMT Center 1994/279:14:25:26.4 Lat/Long Center: 11 deg 20.5' N 11 deg 56.2' W Lat/Long Near Late: 11 deg 8.7' N 11 deg 22.7' W Lat/Long Far Late: 10 deg 45.7' N 12 deg 1.4' W SEG_11 Lat/Long Near Early: 11 deg 8.7' N 11 deg 22.7' W Lat/Long Far Early: 10 deg 45.7' N 12 deg 1.4' W GMT Center 1994/279:14:25:40.1 Lat/Long Center: 10 deg 34.0' N 11 deg 28.0' W Lat/Long Near Late: 10 deg 22.1' N 10 deg 54.7' W Lat/Long Far Late: 9 deg 59.3' N 11 deg 33.3' W SEG_12 Lat/Long Near Early: 10 deg 22.1' N 10 deg 54.7' W Lat/Long Far Early: 9 deg 59.3' N 11 deg 33.3' W GMT Center 1994/279:14:25:53.9 Lat/Long Center: 9 deg 47.4' N 10 deg 60.0' W Lat/Long Near Late: 9 deg 35.5' N 10 deg 26.8' W Lat/Long Far Late: 9 deg 12.7' N 11 deg 5.3' W SEG_13 Lat/Long Near Early: 9 deg 35.5' N 10 deg 26.8' W Lat/Long Far Early: 9 deg 12.7' N 11 deg 5.3' W GMT Center 1994/279:14:26:07.6 Lat/Long Center: 9 deg 0.8' N 10 deg 32.1' W Lat/Long Near Late: 8 deg 48.8' N 9 deg 59.0' W Lat/Long Far Late: 8 deg 26.1' N 10 deg 37.5' W SEG_14 Lat/Long Near Early: 8 deg 48.8' N 9 deg 59.0' W Lat/Long Far Early: 8 deg 26.1' N 10 deg 37.5' W GMT Center 1994/279:14:26:21.4 Lat/Long Center: 8 deg 14.1' N 10 deg 4.4' W Lat/Long Near Late: 8 deg 2.0' N 9 deg 31.4' W Lat/Long Far Late: 7 deg 39.4' N 10 deg 9.8' W SEG_15 Lat/Long Near Early: 8 deg 2.0' N 9 deg 31.4' W Lat/Long Far Early: 7 deg 39.4' N 10 deg 9.8' W GMT Center 1994/279:14:26:35.1 Lat/Long Center: 7 deg 27.4' N 9 deg 36.8' W Lat/Long Near Late: 7 deg 15.2' N 9 deg 3.9' W Lat/Long Far Late: 6 deg 52.7' N 9 deg 42.2' W SEG_16 Lat/Long Near Early: 7 deg 15.2' N 9 deg 3.9' W Lat/Long Far Early: 6 deg 52.7' N 9 deg 42.2' W GMT Center 1994/279:14:26:48.9 Lat/Long Center: 6 deg 40.6' N 9 deg 9.3' W Lat/Long Near Late: 6 deg 28.4' N 8 deg 36.5' W Lat/Long Far Late: 6 deg 6.0' N 9 deg 14.8' W SEG_17 Lat/Long Near Early: 6 deg 28.4' N 8 deg 36.5' W Lat/Long Far Early: 6 deg 6.0' N 9 deg 14.8' W GMT Center 1994/279:14:27:02.6 Lat/Long Center: 5 deg 53.8' N 8 deg 42.0' W Lat/Long Near Late: 5 deg 41.5' N 8 deg 9.2' W Lat/Long Far Late: 5 deg 19.1' N 8 deg 47.5' W SEG_18 Lat/Long Near Early: 5 deg 41.5' N 8 deg 9.2' W Lat/Long Far Early: 5 deg 19.1' N 8 deg 47.5' W GMT Center 1994/279:14:27:16.4 Lat/Long Center: 5 deg 6.9' N 8 deg 14.7' W Lat/Long Near Late: 4 deg 54.6' N 7 deg 42.0' W Lat/Long Far Late: 4 deg 32.3' N 8 deg 20.2' W SEG_19 Lat/Long Near Early: 4 deg 54.6' N 7 deg 42.0' W Lat/Long Far Early: 4 deg 32.3' N 8 deg 20.2' W GMT Center 1994/279:14:27:30.1 Lat/Long Center: 4 deg 20.0' N 7 deg 47.5' W Lat/Long Near Late: 4 deg 7.7' N 7 deg 14.9' W Lat/Long Far Late: 3 deg 45.4' N 7 deg 53.1' W SEG_20 Lat/Long Near Early: 4 deg 7.7' N 7 deg 14.9' W Lat/Long Far Early: 3 deg 45.4' N 7 deg 53.1' W Lat/Long Near Data End: 3 deg 50.7' N 7 deg 5.6' W Lat/Long Far Data End: 3 deg 28.4' N 7 deg 43.8' W