DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 121.20 Site Name: Equatorial Pacific Survey Site ID: NX4 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 9 / X-SAR Antenna Direction: Left Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 6 PRF (Hz): 1620.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: VV Product Type: Survey Image Data Take Start GMT: 1994/106:21:17:24.5 Data Take End GMT: 1994/106:21:23:11.0 Data Take Duration (min:sec): 5:47 Latitude at Start GMT: 9 deg 25.9' N Longitude at Start GMT: 121 deg 10.0' W Latitude at End GMT: 10 deg 17.9' S Longitude at End GMT: 109 deg 44.0' W Center Incidence Angle (deg): 29.3 Track Angle at Image Center: 150.1 deg E of True North Along-Track Image Size (km): 2522.9 Cross-Track Image Size (km): 93.8 Along-Track Resolution (m): 103 Cross-Track Resolution (m): 65 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): 7.3 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 26 Bytes per Record: 2000 Records per Segment: 2026 Product Generation Date: Aug 27, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LVV, CVV, XVV Processing Run Number: 10946 Comments: SEG_01 Lat/Long Near Early: 9 deg 12.8' N 121 deg 32.5' W Lat/Long Far Early: 9 deg 38.9' N 120 deg 47.7' W GMT Center 1994/106:21:17:31.4 Lat/Long Center: 9 deg 2.5' N 120 deg 56.2' W Lat/Long Near Late: 8 deg 26.1' N 121 deg 4.8' W Lat/Long Far Late: 8 deg 52.0' N 120 deg 20.2' W SEG_02 Lat/Long Near Early: 8 deg 26.1' N 121 deg 4.8' W Lat/Long Far Early: 8 deg 52.0' N 120 deg 20.2' W GMT Center 1994/106:21:17:45.1 Lat/Long Center: 8 deg 15.7' N 120 deg 28.6' W Lat/Long Near Late: 7 deg 39.3' N 120 deg 37.3' W Lat/Long Far Late: 8 deg 5.1' N 119 deg 52.7' W SEG_03 Lat/Long Near Early: 7 deg 39.3' N 120 deg 37.3' W Lat/Long Far Early: 8 deg 5.1' N 119 deg 52.7' W GMT Center 1994/106:21:17:58.9 Lat/Long Center: 7 deg 28.8' N 120 deg 1.2' W Lat/Long Near Late: 6 deg 52.5' N 120 deg 9.8' W Lat/Long Far Late: 7 deg 18.2' N 119 deg 25.4' W SEG_04 Lat/Long Near Early: 6 deg 52.5' N 120 deg 9.8' W Lat/Long Far Early: 7 deg 18.2' N 119 deg 25.4' W GMT Center 1994/106:21:18:12.6 Lat/Long Center: 6 deg 41.9' N 119 deg 33.9' W Lat/Long Near Late: 6 deg 5.6' N 119 deg 42.5' W Lat/Long Far Late: 6 deg 31.2' N 118 deg 58.2' W SEG_05 Lat/Long Near Early: 6 deg 5.6' N 119 deg 42.5' W Lat/Long Far Early: 6 deg 31.2' N 118 deg 58.2' W GMT Center 1994/106:21:18:26.3 Lat/Long Center: 5 deg 55.0' N 119 deg 6.7' W Lat/Long Near Late: 5 deg 18.7' N 119 deg 15.2' W Lat/Long Far Late: 5 deg 44.2' N 118 deg 31.1' W SEG_06 Lat/Long Near Early: 5 deg 18.7' N 119 deg 15.2' W Lat/Long Far Early: 5 deg 44.2' N 118 deg 31.1' W GMT Center 1994/106:21:18:40.1 Lat/Long Center: 5 deg 8.0' N 118 deg 39.5' W Lat/Long Near Late: 4 deg 31.7' N 118 deg 48.1' W Lat/Long Far Late: 4 deg 57.2' N 118 deg 4.0' W SEG_07 Lat/Long Near Early: 4 deg 31.7' N 118 deg 48.1' W Lat/Long Far Early: 4 deg 57.2' N 118 deg 4.0' W GMT Center 1994/106:21:18:53.8 Lat/Long Center: 4 deg 21.0' N 118 deg 12.5' W Lat/Long Near Late: 3 deg 44.8' N 118 deg 21.0' W Lat/Long Far Late: 4 deg 10.2' N 117 deg 37.0' W SEG_08 Lat/Long Near Early: 3 deg 44.8' N 118 deg 21.0' W Lat/Long Far Early: 4 deg 10.2' N 117 deg 37.0' W GMT Center 1994/106:21:19:07.6 Lat/Long Center: 3 deg 34.0' N 117 deg 45.5' W Lat/Long Near Late: 2 deg 57.8' N 117 deg 54.0' W Lat/Long Far Late: 3 deg 23.2' N 117 deg 10.0' W SEG_09 Lat/Long Near Early: 2 deg 57.8' N 117 deg 54.0' W Lat/Long Far Early: 3 deg 23.2' N 117 deg 10.0' W GMT Center 1994/106:21:19:21.3 Lat/Long Center: 2 deg 47.0' N 117 deg 18.5' W Lat/Long Near Late: 2 deg 10.8' N 117 deg 27.0' W Lat/Long Far Late: 2 deg 36.2' N 116 deg 43.1' W SEG_10 Lat/Long Near Early: 2 deg 10.8' N 117 deg 27.0' W Lat/Long Far Early: 2 deg 36.2' N 116 deg 43.1' W GMT Center 1994/106:21:19:35.0 Lat/Long Center: 1 deg 60.0' N 116 deg 51.6' W Lat/Long Near Late: 1 deg 23.8' N 117 deg 0.0' W Lat/Long Far Late: 1 deg 49.2' N 116 deg 16.2' W SEG_11 Lat/Long Near Early: 1 deg 23.8' N 117 deg 0.0' W Lat/Long Far Early: 1 deg 49.2' N 116 deg 16.2' W GMT Center 1994/106:21:19:48.8 Lat/Long Center: 1 deg 13.0' N 116 deg 24.7' W Lat/Long Near Late: 0 deg 36.7' N 116 deg 33.1' W Lat/Long Far Late: 1 deg 2.1' N 115 deg 49.3' W SEG_12 Lat/Long Near Early: 0 deg 36.7' N 116 deg 33.1' W Lat/Long Far Early: 1 deg 2.1' N 115 deg 49.3' W GMT Center 1994/106:21:20:02.5 Lat/Long Center: 0 deg 25.9' N 115 deg 57.8' W Lat/Long Near Late: 0 deg 10.3' S 116 deg 6.2' W Lat/Long Far Late: 0 deg 15.1' N 115 deg 22.4' W SEG_13 Lat/Long Near Early: 0 deg 10.3' S 116 deg 6.2' W Lat/Long Far Early: 0 deg 15.1' N 115 deg 22.4' W GMT Center 1994/106:21:20:16.2 Lat/Long Center: 0 deg 21.1' S 115 deg 30.9' W Lat/Long Near Late: 0 deg 57.3' S 115 deg 39.4' W Lat/Long Far Late: 0 deg 31.9' S 114 deg 55.5' W SEG_14 Lat/Long Near Early: 0 deg 57.3' S 115 deg 39.4' W Lat/Long Far Early: 0 deg 31.9' S 114 deg 55.5' W GMT Center 1994/106:21:20:30.0 Lat/Long Center: 1 deg 8.1' S 115 deg 4.0' W Lat/Long Near Late: 1 deg 44.4' S 115 deg 12.5' W Lat/Long Far Late: 1 deg 18.9' S 114 deg 28.6' W SEG_15 Lat/Long Near Early: 1 deg 44.4' S 115 deg 12.5' W Lat/Long Far Early: 1 deg 18.9' S 114 deg 28.6' W GMT Center 1994/106:21:20:43.7 Lat/Long Center: 1 deg 55.1' S 114 deg 37.1' W Lat/Long Near Late: 2 deg 31.4' S 114 deg 45.6' W Lat/Long Far Late: 2 deg 5.9' S 114 deg 1.7' W SEG_16 Lat/Long Near Early: 2 deg 31.4' S 114 deg 45.6' W Lat/Long Far Early: 2 deg 5.9' S 114 deg 1.7' W GMT Center 1994/106:21:20:57.4 Lat/Long Center: 2 deg 42.1' S 114 deg 10.1' W Lat/Long Near Late: 3 deg 18.4' S 114 deg 18.6' W Lat/Long Far Late: 2 deg 52.9' S 113 deg 34.7' W SEG_17 Lat/Long Near Early: 3 deg 18.4' S 114 deg 18.6' W Lat/Long Far Early: 2 deg 52.9' S 113 deg 34.7' W GMT Center 1994/106:21:21:11.2 Lat/Long Center: 3 deg 29.1' S 113 deg 43.2' W Lat/Long Near Late: 4 deg 5.4' S 113 deg 51.7' W Lat/Long Far Late: 3 deg 39.8' S 113 deg 7.7' W SEG_18 Lat/Long Near Early: 4 deg 5.4' S 113 deg 51.7' W Lat/Long Far Early: 3 deg 39.8' S 113 deg 7.7' W GMT Center 1994/106:21:21:24.9 Lat/Long Center: 4 deg 16.1' S 113 deg 16.1' W Lat/Long Near Late: 4 deg 52.4' S 113 deg 24.6' W Lat/Long Far Late: 4 deg 26.7' S 112 deg 40.6' W SEG_19 Lat/Long Near Early: 4 deg 52.4' S 113 deg 24.6' W Lat/Long Far Early: 4 deg 26.7' S 112 deg 40.6' W GMT Center 1994/106:21:21:38.6 Lat/Long Center: 5 deg 3.0' S 112 deg 49.0' W Lat/Long Near Late: 5 deg 39.4' S 112 deg 57.6' W Lat/Long Far Late: 5 deg 13.6' S 112 deg 13.4' W SEG_20 Lat/Long Near Early: 5 deg 39.4' S 112 deg 57.6' W Lat/Long Far Early: 5 deg 13.6' S 112 deg 13.4' W GMT Center 1994/106:21:21:52.4 Lat/Long Center: 5 deg 49.9' S 112 deg 21.8' W Lat/Long Near Late: 6 deg 26.3' S 112 deg 30.4' W Lat/Long Far Late: 6 deg 0.5' S 111 deg 46.2' W SEG_21 Lat/Long Near Early: 6 deg 26.3' S 112 deg 30.4' W Lat/Long Far Early: 6 deg 0.5' S 111 deg 46.2' W GMT Center 1994/106:21:22:06.1 Lat/Long Center: 6 deg 36.8' S 111 deg 54.5' W Lat/Long Near Late: 7 deg 13.2' S 112 deg 3.2' W Lat/Long Far Late: 6 deg 47.3' S 111 deg 18.8' W SEG_22 Lat/Long Near Early: 7 deg 13.2' S 112 deg 3.2' W Lat/Long Far Early: 6 deg 47.3' S 111 deg 18.8' W GMT Center 1994/106:21:22:19.8 Lat/Long Center: 7 deg 23.6' S 111 deg 27.2' W Lat/Long Near Late: 8 deg 0.1' S 111 deg 35.8' W Lat/Long Far Late: 7 deg 34.0' S 110 deg 51.3' W SEG_23 Lat/Long Near Early: 8 deg 0.1' S 111 deg 35.8' W Lat/Long Far Early: 7 deg 34.0' S 110 deg 51.3' W GMT Center 1994/106:21:22:33.6 Lat/Long Center: 8 deg 10.4' S 110 deg 59.7' W Lat/Long Near Late: 8 deg 47.0' S 111 deg 8.4' W Lat/Long Far Late: 8 deg 20.7' S 110 deg 23.7' W SEG_24 Lat/Long Near Early: 8 deg 47.0' S 111 deg 8.4' W Lat/Long Far Early: 8 deg 20.7' S 110 deg 23.7' W GMT Center 1994/106:21:22:47.3 Lat/Long Center: 8 deg 57.1' S 110 deg 32.1' W Lat/Long Near Late: 9 deg 33.8' S 110 deg 40.8' W Lat/Long Far Late: 9 deg 7.4' S 109 deg 56.0' W SEG_25 Lat/Long Near Early: 9 deg 33.8' S 110 deg 40.8' W Lat/Long Far Early: 9 deg 7.4' S 109 deg 56.0' W GMT Center 1994/106:21:23:01.0 Lat/Long Center: 9 deg 43.8' S 110 deg 4.3' W Lat/Long Near Late: 10 deg 20.5' S 110 deg 13.1' W Lat/Long Far Late: 9 deg 54.0' S 109 deg 28.1' W SEG_26 Lat/Long Near Early: 10 deg 20.5' S 110 deg 13.1' W Lat/Long Far Early: 9 deg 54.0' S 109 deg 28.1' W Lat/Long Near Data End: 10 deg 31.3' S 110 deg 6.7' W Lat/Long Far Data End: 10 deg 4.7' S 109 deg 21.7' W