DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 93.00 Site Name: Tilemsi, Sahara Mali Site ID: GS3 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 8 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 6 PRF (Hz): 1440.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/279:03:24:42.5 Data Take End GMT: 1994/279:03:29:54.2 Data Take Duration (min:sec): 5:17 Latitude at Start GMT: 4 deg 4.9' N Longitude at Start GMT: 11 deg 15.7' W Latitude at End GMT: 21 deg 36.9' N Longitude at End GMT: 0 deg 20.7' W Center Incidence Angle (deg): 28.0 Track Angle at Image Center: 31.3 deg E of True North Along-Track Image Size (km): 2270.7 Cross-Track Image Size (km): 104.6 Along-Track Resolution (m): 89 Cross-Track Resolution (m): 68 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): 25.6 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 23 Bytes per Record: 2000 Records per Segment: 2242 Product Generation Date: Feb 17, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, CHH, XVV Processing Run Number: 41038 Comments: SEG_01 Lat/Long Near Early: 4 deg 18.4' N 11 deg 39.0' W Lat/Long Far Early: 3 deg 50.8' N 10 deg 51.5' W GMT Center 1994/279:03:24:49.3 Lat/Long Center: 4 deg 28.3' N 11 deg 2.1' W Lat/Long Near Late: 5 deg 5.5' N 11 deg 12.0' W Lat/Long Far Late: 4 deg 37.7' N 10 deg 24.4' W SEG_02 Lat/Long Near Early: 5 deg 5.5' N 11 deg 12.0' W Lat/Long Far Early: 4 deg 37.7' N 10 deg 24.4' W GMT Center 1994/279:03:25:03.1 Lat/Long Center: 5 deg 15.3' N 10 deg 35.0' W Lat/Long Near Late: 5 deg 52.5' N 10 deg 44.9' W Lat/Long Far Late: 5 deg 24.6' N 9 deg 57.2' W SEG_03 Lat/Long Near Early: 5 deg 52.5' N 10 deg 44.9' W Lat/Long Far Early: 5 deg 24.6' N 9 deg 57.2' W GMT Center 1994/279:03:25:16.8 Lat/Long Center: 6 deg 2.2' N 10 deg 7.8' W Lat/Long Near Late: 6 deg 39.4' N 10 deg 17.7' W Lat/Long Far Late: 6 deg 11.5' N 9 deg 29.9' W SEG_04 Lat/Long Near Early: 6 deg 39.4' N 10 deg 17.7' W Lat/Long Far Early: 6 deg 11.5' N 9 deg 29.9' W GMT Center 1994/279:03:25:30.5 Lat/Long Center: 6 deg 49.1' N 9 deg 40.5' W Lat/Long Near Late: 7 deg 26.4' N 9 deg 50.5' W Lat/Long Far Late: 6 deg 58.3' N 9 deg 2.5' W SEG_05 Lat/Long Near Early: 7 deg 26.4' N 9 deg 50.5' W Lat/Long Far Early: 6 deg 58.3' N 9 deg 2.5' W GMT Center 1994/279:03:25:44.2 Lat/Long Center: 7 deg 35.9' N 9 deg 13.1' W Lat/Long Near Late: 8 deg 13.3' N 9 deg 23.1' W Lat/Long Far Late: 7 deg 45.1' N 8 deg 35.0' W SEG_06 Lat/Long Near Early: 8 deg 13.3' N 9 deg 23.1' W Lat/Long Far Early: 7 deg 45.1' N 8 deg 35.0' W GMT Center 1994/279:03:25:58.0 Lat/Long Center: 8 deg 22.7' N 8 deg 45.5' W Lat/Long Near Late: 9 deg 0.1' N 8 deg 55.7' W Lat/Long Far Late: 8 deg 31.8' N 8 deg 7.4' W SEG_07 Lat/Long Near Early: 9 deg 0.1' N 8 deg 55.7' W Lat/Long Far Early: 8 deg 31.8' N 8 deg 7.4' W GMT Center 1994/279:03:26:11.7 Lat/Long Center: 9 deg 9.5' N 8 deg 17.9' W Lat/Long Near Late: 9 deg 47.0' N 8 deg 28.1' W Lat/Long Far Late: 9 deg 18.5' N 7 deg 39.6' W SEG_08 Lat/Long Near Early: 9 deg 47.0' N 8 deg 28.1' W Lat/Long Far Early: 9 deg 18.5' N 7 deg 39.6' W GMT Center 1994/279:03:26:25.4 Lat/Long Center: 9 deg 56.2' N 7 deg 50.1' W Lat/Long Near Late: 10 deg 33.8' N 8 deg 0.4' W Lat/Long Far Late: 10 deg 5.1' N 7 deg 11.7' W SEG_09 Lat/Long Near Early: 10 deg 33.8' N 8 deg 0.4' W Lat/Long Far Early: 10 deg 5.1' N 7 deg 11.7' W GMT Center 1994/279:03:26:39.2 Lat/Long Center: 10 deg 42.8' N 7 deg 22.2' W Lat/Long Near Late: 11 deg 20.5' N 7 deg 32.5' W Lat/Long Far Late: 10 deg 51.6' N 6 deg 43.6' W SEG_10 Lat/Long Near Early: 11 deg 20.5' N 7 deg 32.5' W Lat/Long Far Early: 10 deg 51.6' N 6 deg 43.6' W GMT Center 1994/279:03:26:52.9 Lat/Long Center: 11 deg 29.4' N 6 deg 54.1' W Lat/Long Near Late: 12 deg 7.2' N 7 deg 4.5' W Lat/Long Far Late: 11 deg 38.1' N 6 deg 15.4' W SEG_11 Lat/Long Near Early: 12 deg 7.2' N 7 deg 4.5' W Lat/Long Far Early: 11 deg 38.1' N 6 deg 15.4' W GMT Center 1994/279:03:27:06.6 Lat/Long Center: 12 deg 16.0' N 6 deg 25.8' W Lat/Long Near Late: 12 deg 53.9' N 6 deg 36.3' W Lat/Long Far Late: 12 deg 24.5' N 5 deg 46.9' W SEG_12 Lat/Long Near Early: 12 deg 53.9' N 6 deg 36.3' W Lat/Long Far Early: 12 deg 24.5' N 5 deg 46.9' W GMT Center 1994/279:03:27:20.3 Lat/Long Center: 13 deg 2.4' N 5 deg 57.4' W Lat/Long Near Late: 13 deg 40.4' N 6 deg 8.0' W Lat/Long Far Late: 13 deg 10.8' N 5 deg 18.3' W SEG_13 Lat/Long Near Early: 13 deg 40.4' N 6 deg 8.0' W Lat/Long Far Early: 13 deg 10.8' N 5 deg 18.3' W GMT Center 1994/279:03:27:34.1 Lat/Long Center: 13 deg 48.8' N 5 deg 28.7' W Lat/Long Near Late: 14 deg 27.0' N 5 deg 39.4' W Lat/Long Far Late: 13 deg 57.1' N 4 deg 49.4' W SEG_14 Lat/Long Near Early: 14 deg 27.0' N 5 deg 39.4' W Lat/Long Far Early: 13 deg 57.1' N 4 deg 49.4' W GMT Center 1994/279:03:27:47.8 Lat/Long Center: 14 deg 35.1' N 4 deg 59.8' W Lat/Long Near Late: 15 deg 13.4' N 5 deg 10.7' W Lat/Long Far Late: 14 deg 43.2' N 4 deg 20.3' W SEG_15 Lat/Long Near Early: 15 deg 13.4' N 5 deg 10.7' W Lat/Long Far Early: 14 deg 43.2' N 4 deg 20.3' W GMT Center 1994/279:03:28:01.5 Lat/Long Center: 15 deg 21.3' N 4 deg 30.7' W Lat/Long Near Late: 15 deg 59.8' N 4 deg 41.7' W Lat/Long Far Late: 15 deg 29.3' N 3 deg 51.0' W SEG_16 Lat/Long Near Early: 15 deg 59.8' N 4 deg 41.7' W Lat/Long Far Early: 15 deg 29.3' N 3 deg 51.0' W GMT Center 1994/279:03:28:15.3 Lat/Long Center: 16 deg 7.5' N 4 deg 1.4' W Lat/Long Near Late: 16 deg 46.1' N 4 deg 12.5' W Lat/Long Far Late: 16 deg 15.3' N 3 deg 21.4' W SEG_17 Lat/Long Near Early: 16 deg 46.1' N 4 deg 12.5' W Lat/Long Far Early: 16 deg 15.3' N 3 deg 21.4' W GMT Center 1994/279:03:28:29.0 Lat/Long Center: 16 deg 53.5' N 3 deg 31.8' W Lat/Long Near Late: 17 deg 32.3' N 3 deg 43.1' W Lat/Long Far Late: 17 deg 1.1' N 2 deg 51.6' W SEG_18 Lat/Long Near Early: 17 deg 32.3' N 3 deg 43.1' W Lat/Long Far Early: 17 deg 1.1' N 2 deg 51.6' W GMT Center 1994/279:03:28:42.7 Lat/Long Center: 17 deg 39.4' N 3 deg 1.9' W Lat/Long Near Late: 18 deg 18.4' N 3 deg 13.4' W Lat/Long Far Late: 17 deg 46.9' N 2 deg 21.5' W SEG_19 Lat/Long Near Early: 18 deg 18.4' N 3 deg 13.4' W Lat/Long Far Early: 17 deg 46.9' N 2 deg 21.5' W GMT Center 1994/279:03:28:56.5 Lat/Long Center: 18 deg 25.3' N 2 deg 31.7' W Lat/Long Near Late: 19 deg 4.5' N 2 deg 43.4' W Lat/Long Far Late: 18 deg 32.6' N 1 deg 51.0' W SEG_20 Lat/Long Near Early: 19 deg 4.5' N 2 deg 43.4' W Lat/Long Far Early: 18 deg 32.6' N 1 deg 51.0' W GMT Center 1994/279:03:29:10.2 Lat/Long Center: 19 deg 11.0' N 2 deg 1.3' W Lat/Long Near Late: 19 deg 50.5' N 2 deg 13.2' W Lat/Long Far Late: 19 deg 18.1' N 1 deg 20.3' W SEG_21 Lat/Long Near Early: 19 deg 50.5' N 2 deg 13.2' W Lat/Long Far Early: 19 deg 18.1' N 1 deg 20.3' W GMT Center 1994/279:03:29:23.9 Lat/Long Center: 19 deg 56.6' N 1 deg 30.5' W Lat/Long Near Late: 20 deg 36.3' N 1 deg 42.6' W Lat/Long Far Late: 20 deg 3.5' N 0 deg 49.2' W SEG_22 Lat/Long Near Early: 20 deg 36.3' N 1 deg 42.6' W Lat/Long Far Early: 20 deg 3.5' N 0 deg 49.2' W GMT Center 1994/279:03:29:37.6 Lat/Long Center: 20 deg 42.1' N 0 deg 59.4' W Lat/Long Near Late: 21 deg 22.1' N 1 deg 11.8' W Lat/Long Far Late: 20 deg 48.8' N 0 deg 17.8' W SEG_23 Lat/Long Near Early: 21 deg 22.1' N 1 deg 11.8' W Lat/Long Far Early: 20 deg 48.8' N 0 deg 17.8' W GMT Center 1994/279:03:29:51.4 Lat/Long Center: 21 deg 27.5' N 0 deg 27.9' W Lat/Long Near Data End: 21 deg 54.4' N 0 deg 49.1' W Lat/Long Far Data End: 21 deg 20.8' N 0 deg 5.3' E