DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 158.20 Site Name: Dun Huang, China Site ID: G14 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1620.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/109:03:45:17.7 Data Take End GMT: 1994/109:03:52:39.0 Data Take Duration (min:sec): 7:21 Latitude at Start GMT: 44 deg 53.5' N Longitude at Start GMT: 88 deg 27.6' E Latitude at End GMT: 23 deg 42.4' N Longitude at End GMT: 112 deg 10.8' E Center Incidence Angle (deg): 51.4 Track Angle at Image Center: 138.4 deg E of True North Along-Track Image Size (km): 3208.8 Cross-Track Image Size (km): 60.8 Along-Track Resolution (m): 72 Cross-Track Resolution (m): 82 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): 10.0 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 33 Bytes per Record: 2000 Records per Segment: 1366 Product Generation Date: Jun 03, 1994 Processing Facility: JPL Processor S/W Version: 1.1 Available Standard Products: LHH, LHV, CHH, CHV Processing Run Number: 10217 Comments: SEG_01 Lat/Long Near Early: 45 deg 6.6' N 88 deg 42.0' E Lat/Long Far Early: 44 deg 40.3' N 88 deg 13.3' E GMT Center 1994/109:03:45:24.6 Lat/Long Center: 44 deg 36.8' N 88 deg 57.6' E Lat/Long Near Late: 44 deg 33.1' N 89 deg 41.3' E Lat/Long Far Late: 44 deg 7.1' N 89 deg 12.4' E SEG_02 Lat/Long Near Early: 44 deg 33.1' N 89 deg 41.3' E Lat/Long Far Early: 44 deg 7.1' N 89 deg 12.4' E GMT Center 1994/109:03:45:38.4 Lat/Long Center: 44 deg 3.3' N 89 deg 55.7' E Lat/Long Near Late: 43 deg 59.0' N 90 deg 39.4' E Lat/Long Far Late: 43 deg 33.3' N 90 deg 10.3' E SEG_03 Lat/Long Near Early: 43 deg 59.0' N 90 deg 39.4' E Lat/Long Far Early: 43 deg 33.3' N 90 deg 10.3' E GMT Center 1994/109:03:45:52.1 Lat/Long Center: 43 deg 29.1' N 90 deg 53.1' E Lat/Long Near Late: 43 deg 24.6' N 91 deg 35.9' E Lat/Long Far Late: 42 deg 59.2' N 91 deg 6.6' E SEG_04 Lat/Long Near Early: 43 deg 24.6' N 91 deg 35.9' E Lat/Long Far Early: 42 deg 59.2' N 91 deg 6.6' E GMT Center 1994/109:03:46:05.9 Lat/Long Center: 42 deg 54.3' N 91 deg 49.4' E Lat/Long Near Late: 42 deg 49.3' N 92 deg 31.6' E Lat/Long Far Late: 42 deg 24.2' N 92 deg 2.2' E SEG_05 Lat/Long Near Early: 42 deg 49.3' N 92 deg 31.6' E Lat/Long Far Early: 42 deg 24.2' N 92 deg 2.2' E GMT Center 1994/109:03:46:19.6 Lat/Long Center: 42 deg 19.2' N 92 deg 44.0' E Lat/Long Near Late: 42 deg 13.6' N 93 deg 26.2' E Lat/Long Far Late: 41 deg 48.8' N 92 deg 56.7' E SEG_06 Lat/Long Near Early: 42 deg 13.6' N 93 deg 26.2' E Lat/Long Far Early: 41 deg 48.8' N 92 deg 56.7' E GMT Center 1994/109:03:46:33.4 Lat/Long Center: 41 deg 43.3' N 93 deg 38.0' E Lat/Long Near Late: 41 deg 37.6' N 94 deg 19.3' E Lat/Long Far Late: 41 deg 13.1' N 93 deg 49.6' E SEG_07 Lat/Long Near Early: 41 deg 37.6' N 94 deg 19.3' E Lat/Long Far Early: 41 deg 13.1' N 93 deg 49.6' E GMT Center 1994/109:03:46:47.1 Lat/Long Center: 41 deg 6.9' N 94 deg 30.9' E Lat/Long Near Late: 41 deg 0.8' N 95 deg 11.7' E Lat/Long Far Late: 40 deg 36.6' N 94 deg 41.9' E SEG_08 Lat/Long Near Early: 41 deg 0.8' N 95 deg 11.7' E Lat/Long Far Early: 40 deg 36.6' N 94 deg 41.9' E GMT Center 1994/109:03:47:00.9 Lat/Long Center: 40 deg 30.1' N 95 deg 22.7' E Lat/Long Near Late: 40 deg 23.6' N 96 deg 3.0' E Lat/Long Far Late: 39 deg 59.6' N 95 deg 33.2' E SEG_09 Lat/Long Near Early: 40 deg 23.6' N 96 deg 3.0' E Lat/Long Far Early: 39 deg 59.6' N 95 deg 33.2' E GMT Center 1994/109:03:47:14.6 Lat/Long Center: 39 deg 53.0' N 96 deg 13.1' E Lat/Long Near Late: 39 deg 45.9' N 96 deg 53.3' E Lat/Long Far Late: 39 deg 22.2' N 96 deg 23.4' E SEG_10 Lat/Long Near Early: 39 deg 45.9' N 96 deg 53.3' E Lat/Long Far Early: 39 deg 22.2' N 96 deg 23.4' E GMT Center 1994/109:03:47:28.4 Lat/Long Center: 39 deg 15.3' N 97 deg 2.9' E Lat/Long Near Late: 39 deg 8.1' N 97 deg 42.2' E Lat/Long Far Late: 38 deg 44.7' N 97 deg 12.3' E SEG_11 Lat/Long Near Early: 39 deg 8.1' N 97 deg 42.2' E Lat/Long Far Early: 38 deg 44.7' N 97 deg 12.3' E GMT Center 1994/109:03:47:42.1 Lat/Long Center: 38 deg 37.1' N 97 deg 51.7' E Lat/Long Near Late: 38 deg 29.5' N 98 deg 30.6' E Lat/Long Far Late: 38 deg 6.4' N 98 deg 0.6' E SEG_12 Lat/Long Near Early: 38 deg 29.5' N 98 deg 30.6' E Lat/Long Far Early: 38 deg 6.4' N 98 deg 0.6' E GMT Center 1994/109:03:47:55.9 Lat/Long Center: 37 deg 58.8' N 98 deg 39.2' E Lat/Long Near Late: 37 deg 50.6' N 99 deg 18.0' E Lat/Long Far Late: 37 deg 27.7' N 98 deg 48.0' E SEG_13 Lat/Long Near Early: 37 deg 50.6' N 99 deg 18.0' E Lat/Long Far Early: 37 deg 27.7' N 98 deg 48.0' E GMT Center 1994/109:03:48:09.6 Lat/Long Center: 37 deg 19.8' N 99 deg 26.2' E Lat/Long Near Late: 37 deg 11.3' N 100 deg 4.5' E Lat/Long Far Late: 36 deg 48.7' N 99 deg 34.5' E SEG_14 Lat/Long Near Early: 37 deg 11.3' N 100 deg 4.5' E Lat/Long Far Early: 36 deg 48.7' N 99 deg 34.5' E GMT Center 1994/109:03:48:23.4 Lat/Long Center: 36 deg 40.4' N 100 deg 12.2' E Lat/Long Near Late: 36 deg 31.9' N 100 deg 49.8' E Lat/Long Far Late: 36 deg 9.5' N 100 deg 19.8' E SEG_15 Lat/Long Near Early: 36 deg 31.9' N 100 deg 49.8' E Lat/Long Far Early: 36 deg 9.5' N 100 deg 19.8' E GMT Center 1994/109:03:48:37.1 Lat/Long Center: 36 deg 0.6' N 100 deg 57.4' E Lat/Long Near Late: 35 deg 51.8' N 101 deg 34.5' E Lat/Long Far Late: 35 deg 29.7' N 101 deg 4.6' E SEG_16 Lat/Long Near Early: 35 deg 51.8' N 101 deg 34.5' E Lat/Long Far Early: 35 deg 29.7' N 101 deg 4.6' E GMT Center 1994/109:03:48:50.9 Lat/Long Center: 35 deg 20.8' N 101 deg 41.4' E Lat/Long Near Late: 35 deg 11.4' N 102 deg 18.5' E Lat/Long Far Late: 34 deg 49.5' N 101 deg 48.5' E SEG_17 Lat/Long Near Early: 35 deg 11.4' N 102 deg 18.5' E Lat/Long Far Early: 34 deg 49.5' N 101 deg 48.5' E GMT Center 1994/109:03:49:04.7 Lat/Long Center: 34 deg 40.4' N 102 deg 24.9' E Lat/Long Near Late: 34 deg 31.0' N 103 deg 1.2' E Lat/Long Far Late: 34 deg 9.3' N 102 deg 31.3' E SEG_18 Lat/Long Near Early: 34 deg 31.0' N 103 deg 1.2' E Lat/Long Far Early: 34 deg 9.3' N 102 deg 31.3' E GMT Center 1994/109:03:49:18.4 Lat/Long Center: 33 deg 59.6' N 103 deg 7.7' E Lat/Long Near Late: 33 deg 50.0' N 103 deg 43.6' E Lat/Long Far Late: 33 deg 28.5' N 103 deg 13.7' E SEG_19 Lat/Long Near Early: 33 deg 50.0' N 103 deg 43.6' E Lat/Long Far Early: 33 deg 28.5' N 103 deg 13.7' E GMT Center 1994/109:03:49:32.2 Lat/Long Center: 33 deg 18.9' N 103 deg 49.3' E Lat/Long Near Late: 33 deg 8.6' N 104 deg 25.1' E Lat/Long Far Late: 32 deg 47.5' N 103 deg 55.3' E SEG_20 Lat/Long Near Early: 33 deg 8.6' N 104 deg 25.1' E Lat/Long Far Early: 32 deg 47.5' N 103 deg 55.3' E GMT Center 1994/109:03:49:45.9 Lat/Long Center: 32 deg 37.5' N 104 deg 30.6' E Lat/Long Near Late: 32 deg 27.0' N 105 deg 6.0' E Lat/Long Far Late: 32 deg 6.1' N 104 deg 36.2' E SEG_21 Lat/Long Near Early: 32 deg 27.0' N 105 deg 6.0' E Lat/Long Far Early: 32 deg 6.1' N 104 deg 36.2' E GMT Center 1994/109:03:49:59.7 Lat/Long Center: 31 deg 55.9' N 105 deg 11.1' E Lat/Long Near Late: 31 deg 45.5' N 105 deg 45.8' E Lat/Long Far Late: 31 deg 24.7' N 105 deg 16.1' E SEG_22 Lat/Long Near Early: 31 deg 45.5' N 105 deg 45.8' E Lat/Long Far Early: 31 deg 24.7' N 105 deg 16.1' E GMT Center 1994/109:03:50:13.4 Lat/Long Center: 31 deg 13.9' N 105 deg 50.9' E Lat/Long Near Late: 31 deg 3.3' N 106 deg 25.3' E Lat/Long Far Late: 30 deg 42.7' N 105 deg 55.6' E SEG_23 Lat/Long Near Early: 31 deg 3.3' N 106 deg 25.3' E Lat/Long Far Early: 30 deg 42.7' N 105 deg 55.6' E GMT Center 1994/109:03:50:27.2 Lat/Long Center: 30 deg 32.1' N 106 deg 29.8' E Lat/Long Near Late: 30 deg 20.9' N 107 deg 4.1' E Lat/Long Far Late: 30 deg 0.5' N 106 deg 34.5' E SEG_24 Lat/Long Near Early: 30 deg 20.9' N 107 deg 4.1' E Lat/Long Far Early: 30 deg 0.5' N 106 deg 34.5' E GMT Center 1994/109:03:50:40.9 Lat/Long Center: 29 deg 49.6' N 107 deg 8.3' E Lat/Long Near Late: 29 deg 38.4' N 107 deg 42.0' E Lat/Long Far Late: 29 deg 18.3' N 107 deg 12.5' E SEG_25 Lat/Long Near Early: 29 deg 38.4' N 107 deg 42.0' E Lat/Long Far Early: 29 deg 18.3' N 107 deg 12.5' E GMT Center 1994/109:03:50:54.7 Lat/Long Center: 29 deg 6.8' N 107 deg 46.3' E Lat/Long Near Late: 28 deg 55.4' N 108 deg 19.7' E Lat/Long Far Late: 28 deg 35.5' N 107 deg 50.2' E SEG_26 Lat/Long Near Early: 28 deg 55.4' N 108 deg 19.7' E Lat/Long Far Early: 28 deg 35.5' N 107 deg 50.2' E GMT Center 1994/109:03:51:08.4 Lat/Long Center: 28 deg 23.8' N 108 deg 23.8' E Lat/Long Near Late: 28 deg 12.1' N 108 deg 56.9' E Lat/Long Far Late: 27 deg 52.4' N 108 deg 27.5' E SEG_27 Lat/Long Near Early: 28 deg 12.1' N 108 deg 56.9' E Lat/Long Far Early: 27 deg 52.4' N 108 deg 27.5' E GMT Center 1994/109:03:51:22.2 Lat/Long Center: 27 deg 40.7' N 109 deg 0.4' E Lat/Long Near Late: 27 deg 28.6' N 109 deg 33.5' E Lat/Long Far Late: 27 deg 9.0' N 109 deg 4.1' E SEG_28 Lat/Long Near Early: 27 deg 28.6' N 109 deg 33.5' E Lat/Long Far Early: 27 deg 9.0' N 109 deg 4.1' E GMT Center 1994/109:03:51:35.9 Lat/Long Center: 26 deg 57.2' N 109 deg 36.7' E Lat/Long Near Late: 26 deg 45.2' N 110 deg 9.1' E Lat/Long Far Late: 26 deg 25.8' N 109 deg 39.9' E SEG_29 Lat/Long Near Early: 26 deg 45.2' N 110 deg 9.1' E Lat/Long Far Early: 26 deg 25.8' N 109 deg 39.9' E GMT Center 1994/109:03:51:49.7 Lat/Long Center: 26 deg 13.6' N 110 deg 12.4' E Lat/Long Near Late: 26 deg 1.6' N 110 deg 44.4' E Lat/Long Far Late: 25 deg 42.3' N 110 deg 15.2' E SEG_30 Lat/Long Near Early: 26 deg 1.6' N 110 deg 44.4' E Lat/Long Far Early: 25 deg 42.3' N 110 deg 15.2' E GMT Center 1994/109:03:52:03.4 Lat/Long Center: 25 deg 30.4' N 110 deg 47.0' E Lat/Long Near Late: 25 deg 18.3' N 111 deg 18.7' E Lat/Long Far Late: 24 deg 59.2' N 110 deg 49.6' E SEG_31 Lat/Long Near Early: 25 deg 18.3' N 111 deg 18.7' E Lat/Long Far Early: 24 deg 59.2' N 110 deg 49.6' E GMT Center 1994/109:03:52:17.2 Lat/Long Center: 24 deg 47.6' N 111 deg 20.6' E Lat/Long Near Late: 24 deg 36.2' N 111 deg 51.3' E Lat/Long Far Late: 24 deg 17.3' N 111 deg 22.2' E SEG_32 Lat/Long Near Early: 24 deg 36.2' N 111 deg 51.3' E Lat/Long Far Early: 24 deg 17.3' N 111 deg 22.2' E GMT Center 1994/109:03:52:31.0 Lat/Long Center: 24 deg 6.1' N 111 deg 52.6' E Lat/Long Near Late: 23 deg 55.7' N 112 deg 22.0' E Lat/Long Far Late: 23 deg 36.9' N 111 deg 53.0' E SEG_33 Lat/Long Near Early: 23 deg 55.7' N 112 deg 22.0' E Lat/Long Far Early: 23 deg 36.9' N 111 deg 53.0' E Lat/Long Near Data End: 23 deg 51.7' N 112 deg 25.3' E Lat/Long Far Data End: 23 deg 33.0' N 111 deg 56.3' E