DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 140.90 Site Name: Tilemsi, Sahara Mali Site ID: GS3 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 12 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1395.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: VV Product Type: Survey Image Data Take Start GMT: 1994/282:02:19:40.7 Data Take End GMT: 1994/282:02:27:47.6 Data Take Duration (min:sec): 8:40 Latitude at Start GMT: 2 deg 41.0' N Longitude at Start GMT: 11 deg 55.2' W Latitude at End GMT: 29 deg 35.1' N Longitude at End GMT: 6 deg 16.7' E Center Incidence Angle (deg): 46.8 Track Angle at Image Center: 32.6 deg E of True North Along-Track Image Size (km): 3549.2 Cross-Track Image Size (km): 40.8 Along-Track Resolution (m): 109 Cross-Track Resolution (m): 44 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): 30.8 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 36 Bytes per Record: 2000 Records per Segment: 966 Product Generation Date: Oct 11, 1994 Processing Facility: JPL Processor S/W Version: 1.2.5 Available Standard Products: LVH, LVV, CVH, CVV, XVV Processing Run Number: 40112 Comments: SEG_01 Lat/Long Near Early: 2 deg 46.5' N 12 deg 4.6' W Lat/Long Far Early: 2 deg 35.5' N 11 deg 45.7' W GMT Center 1994/282:02:19:47.6 Lat/Long Center: 3 deg 4.5' N 11 deg 41.6' W Lat/Long Near Late: 3 deg 33.5' N 11 deg 37.5' W Lat/Long Far Late: 3 deg 22.4' N 11 deg 18.6' W SEG_02 Lat/Long Near Early: 3 deg 33.5' N 11 deg 37.5' W Lat/Long Far Early: 3 deg 22.4' N 11 deg 18.6' W GMT Center 1994/282:02:20:01.3 Lat/Long Center: 3 deg 51.4' N 11 deg 14.5' W Lat/Long Near Late: 4 deg 20.4' N 11 deg 10.4' W Lat/Long Far Late: 4 deg 9.3' N 10 deg 51.5' W SEG_03 Lat/Long Near Early: 4 deg 20.4' N 11 deg 10.4' W Lat/Long Far Early: 4 deg 9.3' N 10 deg 51.5' W GMT Center 1994/282:02:20:15.0 Lat/Long Center: 4 deg 38.3' N 10 deg 47.3' W Lat/Long Near Late: 5 deg 7.3' N 10 deg 43.1' W Lat/Long Far Late: 4 deg 56.2' N 10 deg 24.2' W SEG_04 Lat/Long Near Early: 5 deg 7.3' N 10 deg 43.1' W Lat/Long Far Early: 4 deg 56.2' N 10 deg 24.2' W GMT Center 1994/282:02:20:28.8 Lat/Long Center: 5 deg 25.2' N 10 deg 20.0' W Lat/Long Near Late: 5 deg 54.1' N 10 deg 15.8' W Lat/Long Far Late: 5 deg 43.0' N 9 deg 56.9' W SEG_05 Lat/Long Near Early: 5 deg 54.1' N 10 deg 15.8' W Lat/Long Far Early: 5 deg 43.0' N 9 deg 56.9' W GMT Center 1994/282:02:20:42.5 Lat/Long Center: 6 deg 12.0' N 9 deg 52.6' W Lat/Long Near Late: 6 deg 40.9' N 9 deg 48.4' W Lat/Long Far Late: 6 deg 29.8' N 9 deg 29.4' W SEG_06 Lat/Long Near Early: 6 deg 40.9' N 9 deg 48.4' W Lat/Long Far Early: 6 deg 29.8' N 9 deg 29.4' W GMT Center 1994/282:02:20:56.2 Lat/Long Center: 6 deg 58.8' N 9 deg 25.1' W Lat/Long Near Late: 7 deg 27.7' N 9 deg 20.8' W Lat/Long Far Late: 7 deg 16.5' N 9 deg 1.9' W SEG_07 Lat/Long Near Early: 7 deg 27.7' N 9 deg 20.8' W Lat/Long Far Early: 7 deg 16.5' N 9 deg 1.9' W GMT Center 1994/282:02:21:09.9 Lat/Long Center: 7 deg 45.5' N 8 deg 57.5' W Lat/Long Near Late: 8 deg 14.4' N 8 deg 53.2' W Lat/Long Far Late: 8 deg 3.2' N 8 deg 34.2' W SEG_08 Lat/Long Near Early: 8 deg 14.4' N 8 deg 53.2' W Lat/Long Far Early: 8 deg 3.2' N 8 deg 34.2' W GMT Center 1994/282:02:21:23.6 Lat/Long Center: 8 deg 32.1' N 8 deg 29.8' W Lat/Long Near Late: 9 deg 1.1' N 8 deg 25.3' W Lat/Long Far Late: 8 deg 49.8' N 8 deg 6.3' W SEG_09 Lat/Long Near Early: 9 deg 1.1' N 8 deg 25.3' W Lat/Long Far Early: 8 deg 49.8' N 8 deg 6.3' W GMT Center 1994/282:02:21:37.3 Lat/Long Center: 9 deg 18.7' N 8 deg 1.9' W Lat/Long Near Late: 9 deg 47.7' N 7 deg 57.4' W Lat/Long Far Late: 9 deg 36.3' N 7 deg 38.3' W SEG_10 Lat/Long Near Early: 9 deg 47.7' N 7 deg 57.4' W Lat/Long Far Early: 9 deg 36.3' N 7 deg 38.3' W GMT Center 1994/282:02:21:51.1 Lat/Long Center: 10 deg 5.3' N 7 deg 33.8' W Lat/Long Near Late: 10 deg 34.2' N 7 deg 29.3' W Lat/Long Far Late: 10 deg 22.8' N 7 deg 10.2' W SEG_11 Lat/Long Near Early: 10 deg 34.2' N 7 deg 29.3' W Lat/Long Far Early: 10 deg 22.8' N 7 deg 10.2' W GMT Center 1994/282:02:22:04.8 Lat/Long Center: 10 deg 51.7' N 7 deg 5.6' W Lat/Long Near Late: 11 deg 20.6' N 7 deg 1.0' W Lat/Long Far Late: 11 deg 9.2' N 6 deg 41.9' W SEG_12 Lat/Long Near Early: 11 deg 20.6' N 7 deg 1.0' W Lat/Long Far Early: 11 deg 9.2' N 6 deg 41.9' W GMT Center 1994/282:02:22:18.5 Lat/Long Center: 11 deg 38.1' N 6 deg 37.2' W Lat/Long Near Late: 12 deg 7.0' N 6 deg 32.5' W Lat/Long Far Late: 11 deg 55.5' N 6 deg 13.3' W SEG_13 Lat/Long Near Early: 12 deg 7.0' N 6 deg 32.5' W Lat/Long Far Early: 11 deg 55.5' N 6 deg 13.3' W GMT Center 1994/282:02:22:32.2 Lat/Long Center: 12 deg 24.4' N 6 deg 8.6' W Lat/Long Near Late: 12 deg 53.3' N 6 deg 3.8' W Lat/Long Far Late: 12 deg 41.8' N 5 deg 44.6' W SEG_14 Lat/Long Near Early: 12 deg 53.3' N 6 deg 3.8' W Lat/Long Far Early: 12 deg 41.8' N 5 deg 44.6' W GMT Center 1994/282:02:22:45.9 Lat/Long Center: 13 deg 10.7' N 5 deg 39.7' W Lat/Long Near Late: 13 deg 39.5' N 5 deg 34.9' W Lat/Long Far Late: 13 deg 27.9' N 5 deg 15.7' W SEG_15 Lat/Long Near Early: 13 deg 39.5' N 5 deg 34.9' W Lat/Long Far Early: 13 deg 27.9' N 5 deg 15.7' W GMT Center 1994/282:02:22:59.6 Lat/Long Center: 13 deg 56.8' N 5 deg 10.7' W Lat/Long Near Late: 14 deg 25.7' N 5 deg 5.7' W Lat/Long Far Late: 14 deg 14.0' N 4 deg 46.5' W SEG_16 Lat/Long Near Early: 14 deg 25.7' N 5 deg 5.7' W Lat/Long Far Early: 14 deg 14.0' N 4 deg 46.5' W GMT Center 1994/282:02:23:13.4 Lat/Long Center: 14 deg 42.8' N 4 deg 41.4' W Lat/Long Near Late: 15 deg 11.7' N 4 deg 36.3' W Lat/Long Far Late: 14 deg 60.0' N 4 deg 17.1' W SEG_17 Lat/Long Near Early: 15 deg 11.7' N 4 deg 36.3' W Lat/Long Far Early: 14 deg 60.0' N 4 deg 17.1' W GMT Center 1994/282:02:23:27.1 Lat/Long Center: 15 deg 28.8' N 4 deg 11.9' W Lat/Long Near Late: 15 deg 57.6' N 4 deg 6.7' W Lat/Long Far Late: 15 deg 45.8' N 3 deg 47.4' W SEG_18 Lat/Long Near Early: 15 deg 57.6' N 4 deg 6.7' W Lat/Long Far Early: 15 deg 45.8' N 3 deg 47.4' W GMT Center 1994/282:02:23:40.8 Lat/Long Center: 16 deg 14.6' N 3 deg 42.1' W Lat/Long Near Late: 16 deg 43.5' N 3 deg 36.8' W Lat/Long Far Late: 16 deg 31.6' N 3 deg 17.4' W SEG_19 Lat/Long Near Early: 16 deg 43.5' N 3 deg 36.8' W Lat/Long Far Early: 16 deg 31.6' N 3 deg 17.4' W GMT Center 1994/282:02:23:54.5 Lat/Long Center: 17 deg 0.4' N 3 deg 12.0' W Lat/Long Near Late: 17 deg 29.2' N 3 deg 6.6' W Lat/Long Far Late: 17 deg 17.2' N 2 deg 47.2' W SEG_20 Lat/Long Near Early: 17 deg 29.2' N 3 deg 6.6' W Lat/Long Far Early: 17 deg 17.2' N 2 deg 47.2' W GMT Center 1994/282:02:24:08.2 Lat/Long Center: 17 deg 46.0' N 2 deg 41.7' W Lat/Long Near Late: 18 deg 14.8' N 2 deg 36.1' W Lat/Long Far Late: 18 deg 2.8' N 2 deg 16.7' W SEG_21 Lat/Long Near Early: 18 deg 14.8' N 2 deg 36.1' W Lat/Long Far Early: 18 deg 2.8' N 2 deg 16.7' W GMT Center 1994/282:02:24:21.9 Lat/Long Center: 18 deg 31.5' N 2 deg 11.0' W Lat/Long Near Late: 19 deg 0.3' N 2 deg 5.3' W Lat/Long Far Late: 18 deg 48.2' N 1 deg 45.8' W SEG_22 Lat/Long Near Early: 19 deg 0.3' N 2 deg 5.3' W Lat/Long Far Early: 18 deg 48.2' N 1 deg 45.8' W GMT Center 1994/282:02:24:35.7 Lat/Long Center: 19 deg 16.9' N 1 deg 40.0' W Lat/Long Near Late: 19 deg 45.6' N 1 deg 34.2' W Lat/Long Far Late: 19 deg 33.4' N 1 deg 14.6' W SEG_23 Lat/Long Near Early: 19 deg 45.6' N 1 deg 34.2' W Lat/Long Far Early: 19 deg 33.4' N 1 deg 14.6' W GMT Center 1994/282:02:24:49.4 Lat/Long Center: 20 deg 2.1' N 1 deg 8.7' W Lat/Long Near Late: 20 deg 30.9' N 1 deg 2.7' W Lat/Long Far Late: 20 deg 18.6' N 0 deg 43.1' W SEG_24 Lat/Long Near Early: 20 deg 30.9' N 1 deg 2.7' W Lat/Long Far Early: 20 deg 18.6' N 0 deg 43.1' W GMT Center 1994/282:02:25:03.1 Lat/Long Center: 20 deg 47.3' N 0 deg 37.0' W Lat/Long Near Late: 21 deg 15.9' N 0 deg 30.9' W Lat/Long Far Late: 21 deg 3.6' N 0 deg 11.2' W SEG_25 Lat/Long Near Early: 21 deg 15.9' N 0 deg 30.9' W Lat/Long Far Early: 21 deg 3.6' N 0 deg 11.2' W GMT Center 1994/282:02:25:16.8 Lat/Long Center: 21 deg 32.2' N 0 deg 5.0' W Lat/Long Near Late: 22 deg 0.9' N 0 deg 1.3' E Lat/Long Far Late: 21 deg 48.4' N 0 deg 21.1' E SEG_26 Lat/Long Near Early: 22 deg 0.9' N 0 deg 1.3' E Lat/Long Far Early: 21 deg 48.4' N 0 deg 21.1' E GMT Center 1994/282:02:25:30.5 Lat/Long Center: 22 deg 17.0' N 0 deg 27.5' E Lat/Long Near Late: 22 deg 45.7' N 0 deg 33.9' E Lat/Long Far Late: 22 deg 33.1' N 0 deg 53.7' E SEG_27 Lat/Long Near Early: 22 deg 45.7' N 0 deg 33.9' E Lat/Long Far Early: 22 deg 33.1' N 0 deg 53.7' E GMT Center 1994/282:02:25:44.2 Lat/Long Center: 23 deg 1.7' N 1 deg 0.3' E Lat/Long Near Late: 23 deg 30.3' N 1 deg 7.0' E Lat/Long Far Late: 23 deg 17.6' N 1 deg 26.8' E SEG_28 Lat/Long Near Early: 23 deg 30.3' N 1 deg 7.0' E Lat/Long Far Early: 23 deg 17.6' N 1 deg 26.8' E GMT Center 1994/282:02:25:58.0 Lat/Long Center: 23 deg 46.2' N 1 deg 33.6' E Lat/Long Near Late: 24 deg 14.8' N 1 deg 40.4' E Lat/Long Far Late: 24 deg 2.0' N 2 deg 0.3' E SEG_29 Lat/Long Near Early: 24 deg 14.8' N 1 deg 40.4' E Lat/Long Far Early: 24 deg 2.0' N 2 deg 0.3' E GMT Center 1994/282:02:26:11.7 Lat/Long Center: 24 deg 30.5' N 2 deg 7.3' E Lat/Long Near Late: 24 deg 59.1' N 2 deg 14.3' E Lat/Long Far Late: 24 deg 46.2' N 2 deg 34.3' E SEG_30 Lat/Long Near Early: 24 deg 59.1' N 2 deg 14.3' E Lat/Long Far Early: 24 deg 46.2' N 2 deg 34.3' E GMT Center 1994/282:02:26:25.4 Lat/Long Center: 25 deg 14.7' N 2 deg 41.4' E Lat/Long Near Late: 25 deg 43.2' N 2 deg 48.7' E Lat/Long Far Late: 25 deg 30.2' N 3 deg 8.7' E SEG_31 Lat/Long Near Early: 25 deg 43.2' N 2 deg 48.7' E Lat/Long Far Early: 25 deg 30.2' N 3 deg 8.7' E GMT Center 1994/282:02:26:39.1 Lat/Long Center: 25 deg 58.7' N 3 deg 16.1' E Lat/Long Near Late: 26 deg 27.1' N 3 deg 23.5' E Lat/Long Far Late: 26 deg 14.0' N 3 deg 43.6' E SEG_32 Lat/Long Near Early: 26 deg 27.1' N 3 deg 23.5' E Lat/Long Far Early: 26 deg 14.0' N 3 deg 43.6' E GMT Center 1994/282:02:26:52.8 Lat/Long Center: 26 deg 42.4' N 3 deg 51.2' E Lat/Long Near Late: 27 deg 10.9' N 3 deg 58.8' E Lat/Long Far Late: 26 deg 57.6' N 4 deg 19.0' E SEG_33 Lat/Long Near Early: 27 deg 10.9' N 3 deg 58.8' E Lat/Long Far Early: 26 deg 57.6' N 4 deg 19.0' E GMT Center 1994/282:02:27:06.5 Lat/Long Center: 27 deg 26.0' N 4 deg 26.8' E Lat/Long Near Late: 27 deg 54.4' N 4 deg 34.7' E Lat/Long Far Late: 27 deg 41.0' N 4 deg 54.9' E SEG_34 Lat/Long Near Early: 27 deg 54.4' N 4 deg 34.7' E Lat/Long Far Early: 27 deg 41.0' N 4 deg 54.9' E GMT Center 1994/282:02:27:20.3 Lat/Long Center: 28 deg 9.4' N 5 deg 3.0' E Lat/Long Near Late: 28 deg 37.7' N 5 deg 11.1' E Lat/Long Far Late: 28 deg 24.2' N 5 deg 31.4' E SEG_35 Lat/Long Near Early: 28 deg 37.7' N 5 deg 11.1' E Lat/Long Far Early: 28 deg 24.2' N 5 deg 31.4' E GMT Center 1994/282:02:27:34.0 Lat/Long Center: 28 deg 52.5' N 5 deg 39.7' E Lat/Long Near Late: 29 deg 20.8' N 5 deg 48.1' E Lat/Long Far Late: 29 deg 7.2' N 6 deg 8.4' E SEG_36 Lat/Long Near Early: 29 deg 20.8' N 5 deg 48.1' E Lat/Long Far Early: 29 deg 7.2' N 6 deg 8.4' E Lat/Long Near Data End: 29 deg 42.0' N 6 deg 6.5' E Lat/Long Far Data End: 29 deg 28.2' N 6 deg 26.9' E