DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 152.20 Site Name: Changzhou, China Site ID: G86 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 17 Quantization Format: BFPQ Beam Spoiling Mode: 3 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: 1994/108:18:32:01.8 Data Take End GMT: 1994/108:18:35:50.3 Data Take Duration (min:sec): 3:47 Latitude at Start GMT: 26 deg 7.3' N Longitude at Start GMT: 114 deg 54.7' E Latitude at End GMT: 37 deg 46.5' N Longitude at End GMT: 125 deg 59.8' E Center Incidence Angle (deg): 40.6 Track Angle at Image Center: 38.9 deg E of True North Along-Track Image Size (km): 1664.1 Cross-Track Image Size (km): 42.4 Along-Track Resolution (m): 102 Cross-Track Resolution (m): 49 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): 12.8 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 17 Bytes per Record: 2000 Records per Segment: 998 Product Generation Date: Jul 27, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 10645 Comments: SEG_01 Lat/Long Near Early: 26 deg 13.9' N 114 deg 44.5' E Lat/Long Far Early: 26 deg 0.6' N 115 deg 5.0' E GMT Center 1994/108:18:32:08.7 Lat/Long Center: 26 deg 29.5' N 115 deg 12.4' E Lat/Long Near Late: 26 deg 58.0' N 115 deg 19.6' E Lat/Long Far Late: 26 deg 44.6' N 115 deg 40.2' E SEG_02 Lat/Long Near Early: 26 deg 58.0' N 115 deg 19.6' E Lat/Long Far Early: 26 deg 44.6' N 115 deg 40.2' E GMT Center 1994/108:18:32:22.4 Lat/Long Center: 27 deg 13.1' N 115 deg 47.5' E Lat/Long Near Late: 27 deg 41.8' N 115 deg 55.3' E Lat/Long Far Late: 27 deg 28.3' N 116 deg 15.9' E SEG_03 Lat/Long Near Early: 27 deg 41.8' N 115 deg 55.3' E Lat/Long Far Early: 27 deg 28.3' N 116 deg 15.9' E GMT Center 1994/108:18:32:36.1 Lat/Long Center: 27 deg 56.8' N 116 deg 23.5' E Lat/Long Near Late: 28 deg 25.2' N 116 deg 31.2' E Lat/Long Far Late: 28 deg 11.6' N 116 deg 51.8' E SEG_04 Lat/Long Near Early: 28 deg 25.2' N 116 deg 31.2' E Lat/Long Far Early: 28 deg 11.6' N 116 deg 51.8' E GMT Center 1994/108:18:32:49.9 Lat/Long Center: 28 deg 40.3' N 116 deg 60.0' E Lat/Long Near Late: 29 deg 8.7' N 117 deg 7.9' E Lat/Long Far Late: 28 deg 54.9' N 117 deg 28.6' E SEG_05 Lat/Long Near Early: 29 deg 8.7' N 117 deg 7.9' E Lat/Long Far Early: 28 deg 54.9' N 117 deg 28.6' E GMT Center 1994/108:18:33:03.6 Lat/Long Center: 29 deg 23.2' N 117 deg 36.7' E Lat/Long Near Late: 29 deg 51.9' N 117 deg 45.2' E Lat/Long Far Late: 29 deg 38.0' N 118 deg 6.0' E SEG_06 Lat/Long Near Early: 29 deg 51.9' N 117 deg 45.2' E Lat/Long Far Early: 29 deg 38.0' N 118 deg 6.0' E GMT Center 1994/108:18:33:17.3 Lat/Long Center: 30 deg 6.3' N 118 deg 14.4' E Lat/Long Near Late: 30 deg 34.9' N 118 deg 23.1' E Lat/Long Far Late: 30 deg 20.8' N 118 deg 44.0' E SEG_07 Lat/Long Near Early: 30 deg 34.9' N 118 deg 23.1' E Lat/Long Far Early: 30 deg 20.8' N 118 deg 44.0' E GMT Center 1994/108:18:33:31.1 Lat/Long Center: 30 deg 49.1' N 118 deg 52.6' E Lat/Long Near Late: 31 deg 17.4' N 119 deg 1.4' E Lat/Long Far Late: 31 deg 3.1' N 119 deg 22.3' E SEG_08 Lat/Long Near Early: 31 deg 17.4' N 119 deg 1.4' E Lat/Long Far Early: 31 deg 3.1' N 119 deg 22.3' E GMT Center 1994/108:18:33:44.8 Lat/Long Center: 31 deg 31.7' N 119 deg 31.5' E Lat/Long Near Late: 31 deg 59.9' N 119 deg 40.5' E Lat/Long Far Late: 31 deg 45.5' N 120 deg 1.6' E SEG_09 Lat/Long Near Early: 31 deg 59.9' N 119 deg 40.5' E Lat/Long Far Early: 31 deg 45.5' N 120 deg 1.6' E GMT Center 1994/108:18:33:58.5 Lat/Long Center: 32 deg 13.7' N 120 deg 10.8' E Lat/Long Near Late: 32 deg 42.1' N 120 deg 20.4' E Lat/Long Far Late: 32 deg 27.6' N 120 deg 41.5' E SEG_10 Lat/Long Near Early: 32 deg 42.1' N 120 deg 20.4' E Lat/Long Far Early: 32 deg 27.6' N 120 deg 41.5' E GMT Center 1994/108:18:34:12.3 Lat/Long Center: 32 deg 55.7' N 120 deg 51.0' E Lat/Long Near Late: 33 deg 23.8' N 121 deg 0.6' E Lat/Long Far Late: 33 deg 9.1' N 121 deg 21.8' E SEG_11 Lat/Long Near Early: 33 deg 23.8' N 121 deg 0.6' E Lat/Long Far Early: 33 deg 9.1' N 121 deg 21.8' E GMT Center 1994/108:18:34:26.0 Lat/Long Center: 33 deg 37.5' N 121 deg 31.9' E Lat/Long Near Late: 34 deg 5.5' N 121 deg 41.9' E Lat/Long Far Late: 33 deg 50.6' N 122 deg 3.1' E SEG_12 Lat/Long Near Early: 34 deg 5.5' N 121 deg 41.9' E Lat/Long Far Early: 33 deg 50.6' N 122 deg 3.1' E GMT Center 1994/108:18:34:39.7 Lat/Long Center: 34 deg 18.9' N 122 deg 13.6' E Lat/Long Near Late: 34 deg 46.9' N 122 deg 23.9' E Lat/Long Far Late: 34 deg 31.9' N 122 deg 45.2' E SEG_13 Lat/Long Near Early: 34 deg 46.9' N 122 deg 23.9' E Lat/Long Far Early: 34 deg 31.9' N 122 deg 45.2' E GMT Center 1994/108:18:34:53.5 Lat/Long Center: 34 deg 59.8' N 122 deg 55.7' E Lat/Long Near Late: 35 deg 28.0' N 123 deg 6.7' E Lat/Long Far Late: 35 deg 12.8' N 123 deg 28.0' E SEG_14 Lat/Long Near Early: 35 deg 28.0' N 123 deg 6.7' E Lat/Long Far Early: 35 deg 12.8' N 123 deg 28.0' E GMT Center 1994/108:18:35:07.2 Lat/Long Center: 35 deg 40.6' N 123 deg 38.9' E Lat/Long Near Late: 36 deg 8.5' N 123 deg 50.0' E Lat/Long Far Late: 35 deg 53.1' N 124 deg 11.3' E SEG_15 Lat/Long Near Early: 36 deg 8.5' N 123 deg 50.0' E Lat/Long Far Early: 35 deg 53.1' N 124 deg 11.3' E GMT Center 1994/108:18:35:20.9 Lat/Long Center: 36 deg 21.2' N 124 deg 23.0' E Lat/Long Near Late: 36 deg 49.0' N 124 deg 34.4' E Lat/Long Far Late: 36 deg 33.4' N 124 deg 55.8' E SEG_16 Lat/Long Near Early: 36 deg 49.0' N 124 deg 34.4' E Lat/Long Far Early: 36 deg 33.4' N 124 deg 55.8' E GMT Center 1994/108:18:35:34.7 Lat/Long Center: 37 deg 1.1' N 125 deg 7.5' E Lat/Long Near Late: 37 deg 29.1' N 125 deg 19.7' E Lat/Long Far Late: 37 deg 13.3' N 125 deg 41.1' E SEG_17 Lat/Long Near Early: 37 deg 29.1' N 125 deg 19.7' E Lat/Long Far Early: 37 deg 13.3' N 125 deg 41.1' E GMT Center 1994/108:18:35:48.4 Lat/Long Center: 37 deg 40.9' N 125 deg 53.2' E Lat/Long Near Data End: 37 deg 54.4' N 125 deg 49.0' E Lat/Long Far Data End: 37 deg 38.5' N 126 deg 10.5' E