DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 168.20 Site Name: Hainan, China Site ID: G83 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 8 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: HH Product Type: Survey Image Data Take Start GMT: 1994/283:18:14:20.8 Data Take End GMT: 1994/283:18:17:07.2 Data Take Duration (min:sec): 2:47 Latitude at Start GMT: 14 deg 21.5' N Longitude at Start GMT: 106 deg 29.4' E Latitude at End GMT: 23 deg 35.1' N Longitude at End GMT: 112 deg 42.8' E Center Incidence Angle (deg): 28.3 Track Angle at Image Center: 32.7 deg E of True North Along-Track Image Size (km): 1213.4 Cross-Track Image Size (km): 28.2 Along-Track Resolution (m): 87 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): 1.8 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 13 Bytes per Record: 2000 Records per Segment: 714 Product Generation Date: Jan 13, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 40819 Comments: SEG_01 Lat/Long Near Early: 14 deg 25.5' N 106 deg 22.9' E Lat/Long Far Early: 14 deg 17.6' N 106 deg 36.0' E GMT Center 1994/283:18:14:27.6 Lat/Long Center: 14 deg 44.6' N 106 deg 44.0' E Lat/Long Near Late: 15 deg 11.7' N 106 deg 51.9' E Lat/Long Far Late: 15 deg 3.8' N 107 deg 5.2' E SEG_02 Lat/Long Near Early: 15 deg 11.7' N 106 deg 51.9' E Lat/Long Far Early: 15 deg 3.8' N 107 deg 5.2' E GMT Center 1994/283:18:14:41.4 Lat/Long Center: 15 deg 30.8' N 107 deg 13.2' E Lat/Long Near Late: 15 deg 57.9' N 107 deg 21.3' E Lat/Long Far Late: 15 deg 49.9' N 107 deg 34.6' E SEG_03 Lat/Long Near Early: 15 deg 57.9' N 107 deg 21.3' E Lat/Long Far Early: 15 deg 49.9' N 107 deg 34.6' E GMT Center 1994/283:18:14:55.1 Lat/Long Center: 16 deg 16.9' N 107 deg 42.7' E Lat/Long Near Late: 16 deg 43.9' N 107 deg 50.8' E Lat/Long Far Late: 16 deg 35.9' N 108 deg 4.2' E SEG_04 Lat/Long Near Early: 16 deg 43.9' N 107 deg 50.8' E Lat/Long Far Early: 16 deg 35.9' N 108 deg 4.2' E GMT Center 1994/283:18:15:08.8 Lat/Long Center: 17 deg 2.9' N 108 deg 12.4' E Lat/Long Near Late: 17 deg 29.9' N 108 deg 20.7' E Lat/Long Far Late: 17 deg 21.8' N 108 deg 34.1' E SEG_05 Lat/Long Near Early: 17 deg 29.9' N 108 deg 20.7' E Lat/Long Far Early: 17 deg 21.8' N 108 deg 34.1' E GMT Center 1994/283:18:15:22.5 Lat/Long Center: 17 deg 48.8' N 108 deg 42.4' E Lat/Long Near Late: 18 deg 15.8' N 108 deg 50.8' E Lat/Long Far Late: 18 deg 7.6' N 109 deg 4.3' E SEG_06 Lat/Long Near Early: 18 deg 15.8' N 108 deg 50.8' E Lat/Long Far Early: 18 deg 7.6' N 109 deg 4.3' E GMT Center 1994/283:18:15:36.2 Lat/Long Center: 18 deg 34.5' N 109 deg 12.7' E Lat/Long Near Late: 19 deg 1.5' N 109 deg 21.2' E Lat/Long Far Late: 18 deg 53.3' N 109 deg 34.8' E SEG_07 Lat/Long Near Early: 19 deg 1.5' N 109 deg 21.2' E Lat/Long Far Early: 18 deg 53.3' N 109 deg 34.8' E GMT Center 1994/283:18:15:49.9 Lat/Long Center: 19 deg 20.2' N 109 deg 43.4' E Lat/Long Near Late: 19 deg 47.2' N 109 deg 52.0' E Lat/Long Far Late: 19 deg 38.8' N 110 deg 5.6' E SEG_08 Lat/Long Near Early: 19 deg 47.2' N 109 deg 52.0' E Lat/Long Far Early: 19 deg 38.8' N 110 deg 5.6' E GMT Center 1994/283:18:16:03.7 Lat/Long Center: 20 deg 5.8' N 110 deg 14.3' E Lat/Long Near Late: 20 deg 32.7' N 110 deg 23.0' E Lat/Long Far Late: 20 deg 24.3' N 110 deg 36.7' E SEG_09 Lat/Long Near Early: 20 deg 32.7' N 110 deg 23.0' E Lat/Long Far Early: 20 deg 24.3' N 110 deg 36.7' E GMT Center 1994/283:18:16:17.4 Lat/Long Center: 20 deg 51.2' N 110 deg 45.6' E Lat/Long Near Late: 21 deg 18.1' N 110 deg 54.4' E Lat/Long Far Late: 21 deg 9.6' N 111 deg 8.2' E SEG_10 Lat/Long Near Early: 21 deg 18.1' N 110 deg 54.4' E Lat/Long Far Early: 21 deg 9.6' N 111 deg 8.2' E GMT Center 1994/283:18:16:31.1 Lat/Long Center: 21 deg 36.5' N 111 deg 17.2' E Lat/Long Near Late: 22 deg 3.4' N 111 deg 26.2' E Lat/Long Far Late: 21 deg 54.8' N 111 deg 40.1' E SEG_11 Lat/Long Near Early: 22 deg 3.4' N 111 deg 26.2' E Lat/Long Far Early: 21 deg 54.8' N 111 deg 40.1' E GMT Center 1994/283:18:16:44.8 Lat/Long Center: 22 deg 21.6' N 111 deg 49.2' E Lat/Long Near Late: 22 deg 48.5' N 111 deg 58.4' E Lat/Long Far Late: 22 deg 39.8' N 112 deg 12.3' E SEG_12 Lat/Long Near Early: 22 deg 48.5' N 111 deg 58.4' E Lat/Long Far Early: 22 deg 39.8' N 112 deg 12.3' E GMT Center 1994/283:18:16:58.5 Lat/Long Center: 23 deg 6.7' N 112 deg 21.6' E Lat/Long Near Late: 23 deg 33.5' N 112 deg 30.9' E Lat/Long Far Late: 23 deg 24.7' N 112 deg 44.9' E SEG_13 Lat/Long Near Early: 23 deg 33.5' N 112 deg 30.9' E Lat/Long Far Early: 23 deg 24.7' N 112 deg 44.9' E Lat/Long Near Data End: 23 deg 39.5' N 112 deg 35.8' E Lat/Long Far Data End: 23 deg 30.7' N 112 deg 49.8' E