DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 78.20 Site Name: Altai, China Site ID: G82 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 13 / X-SAR Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 8 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1488.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/104:05:28:24.8 Data Take End GMT: 1994/104:05:33:10.3 Data Take Duration (min:sec): 4:47 Latitude at Start GMT: 50 deg 23.2' N Longitude at Start GMT: 81 deg 24.1' E Latitude at End GMT: 38 deg 43.5' N Longitude at End GMT: 101 deg 51.0' E Center Incidence Angle (deg): 34.1 Track Angle at Image Center: 129.1 deg E of True North Along-Track Image Size (km): 2070.8 Cross-Track Image Size (km): 48.0 Along-Track Resolution (m): 107 Cross-Track Resolution (m): 57 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): 27.5 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 21 Bytes per Record: 2000 Records per Segment: 1110 Product Generation Date: Sep 07, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, LVV, CHH, CVV, XVV Processing Run Number: 11002 Comments: SEG_01 Lat/Long Near Early: 50 deg 34.8' N 81 deg 34.4' E Lat/Long Far Early: 50 deg 11.7' N 81 deg 13.9' E GMT Center 1994/104:05:28:31.7 Lat/Long Center: 50 deg 9.7' N 82 deg 0.4' E Lat/Long Near Late: 50 deg 7.5' N 82 deg 46.9' E Lat/Long Far Late: 49 deg 44.7' N 82 deg 25.9' E SEG_02 Lat/Long Near Early: 50 deg 7.5' N 82 deg 46.9' E Lat/Long Far Early: 49 deg 44.7' N 82 deg 25.9' E GMT Center 1994/104:05:28:45.5 Lat/Long Center: 49 deg 42.1' N 83 deg 11.9' E Lat/Long Near Late: 49 deg 39.3' N 83 deg 57.9' E Lat/Long Far Late: 49 deg 16.8' N 83 deg 36.5' E SEG_03 Lat/Long Near Early: 49 deg 39.3' N 83 deg 57.9' E Lat/Long Far Early: 49 deg 16.8' N 83 deg 36.5' E GMT Center 1994/104:05:28:59.2 Lat/Long Center: 49 deg 13.7' N 84 deg 22.0' E Lat/Long Near Late: 49 deg 10.3' N 85 deg 7.4' E Lat/Long Far Late: 48 deg 48.1' N 84 deg 45.7' E SEG_04 Lat/Long Near Early: 49 deg 10.3' N 85 deg 7.4' E Lat/Long Far Early: 48 deg 48.1' N 84 deg 45.7' E GMT Center 1994/104:05:29:13.0 Lat/Long Center: 48 deg 44.5' N 85 deg 30.7' E Lat/Long Near Late: 48 deg 40.6' N 86 deg 15.5' E Lat/Long Far Late: 48 deg 18.6' N 85 deg 53.5' E SEG_05 Lat/Long Near Early: 48 deg 40.6' N 86 deg 15.5' E Lat/Long Far Early: 48 deg 18.6' N 85 deg 53.5' E GMT Center 1994/104:05:29:26.8 Lat/Long Center: 48 deg 14.5' N 86 deg 37.9' E Lat/Long Near Late: 48 deg 10.1' N 87 deg 22.2' E Lat/Long Far Late: 47 deg 48.4' N 86 deg 59.9' E SEG_06 Lat/Long Near Early: 48 deg 10.1' N 87 deg 22.2' E Lat/Long Far Early: 47 deg 48.4' N 86 deg 59.9' E GMT Center 1994/104:05:29:40.6 Lat/Long Center: 47 deg 43.8' N 87 deg 43.8' E Lat/Long Near Late: 47 deg 38.9' N 88 deg 27.5' E Lat/Long Far Late: 47 deg 17.5' N 88 deg 5.0' E SEG_07 Lat/Long Near Early: 47 deg 38.9' N 88 deg 27.5' E Lat/Long Far Early: 47 deg 17.5' N 88 deg 5.0' E GMT Center 1994/104:05:29:54.4 Lat/Long Center: 47 deg 12.4' N 88 deg 48.2' E Lat/Long Near Late: 47 deg 6.9' N 89 deg 31.4' E Lat/Long Far Late: 46 deg 45.9' N 89 deg 8.7' E SEG_08 Lat/Long Near Early: 47 deg 6.9' N 89 deg 31.4' E Lat/Long Far Early: 46 deg 45.9' N 89 deg 8.7' E GMT Center 1994/104:05:30:08.2 Lat/Long Center: 46 deg 40.3' N 89 deg 51.4' E Lat/Long Near Late: 46 deg 34.4' N 90 deg 33.9' E Lat/Long Far Late: 46 deg 13.6' N 90 deg 11.0' E SEG_09 Lat/Long Near Early: 46 deg 34.4' N 90 deg 33.9' E Lat/Long Far Early: 46 deg 13.6' N 90 deg 11.0' E GMT Center 1994/104:05:30:22.0 Lat/Long Center: 46 deg 7.5' N 90 deg 53.2' E Lat/Long Near Late: 46 deg 1.2' N 91 deg 35.1' E Lat/Long Far Late: 45 deg 40.6' N 91 deg 12.1' E SEG_10 Lat/Long Near Early: 46 deg 1.2' N 91 deg 35.1' E Lat/Long Far Early: 45 deg 40.6' N 91 deg 12.1' E GMT Center 1994/104:05:30:35.7 Lat/Long Center: 45 deg 34.1' N 91 deg 53.6' E Lat/Long Near Late: 45 deg 27.3' N 92 deg 35.0' E Lat/Long Far Late: 45 deg 7.1' N 92 deg 11.9' E SEG_11 Lat/Long Near Early: 45 deg 27.3' N 92 deg 35.0' E Lat/Long Far Early: 45 deg 7.1' N 92 deg 11.9' E GMT Center 1994/104:05:30:49.5 Lat/Long Center: 45 deg 0.1' N 92 deg 52.8' E Lat/Long Near Late: 44 deg 52.9' N 93 deg 33.7' E Lat/Long Far Late: 44 deg 32.9' N 93 deg 10.4' E SEG_12 Lat/Long Near Early: 44 deg 52.9' N 93 deg 33.7' E Lat/Long Far Early: 44 deg 32.9' N 93 deg 10.4' E GMT Center 1994/104:05:31:03.3 Lat/Long Center: 44 deg 25.6' N 93 deg 50.8' E Lat/Long Near Late: 44 deg 17.9' N 94 deg 31.0' E Lat/Long Far Late: 43 deg 58.2' N 94 deg 7.7' E SEG_13 Lat/Long Near Early: 44 deg 17.9' N 94 deg 31.0' E Lat/Long Far Early: 43 deg 58.2' N 94 deg 7.7' E GMT Center 1994/104:05:31:17.1 Lat/Long Center: 43 deg 50.4' N 94 deg 47.5' E Lat/Long Near Late: 43 deg 42.4' N 95 deg 27.2' E Lat/Long Far Late: 43 deg 22.9' N 95 deg 3.8' E SEG_14 Lat/Long Near Early: 43 deg 42.4' N 95 deg 27.2' E Lat/Long Far Early: 43 deg 22.9' N 95 deg 3.8' E GMT Center 1994/104:05:31:30.9 Lat/Long Center: 43 deg 14.8' N 95 deg 43.1' E Lat/Long Near Late: 43 deg 6.3' N 96 deg 22.2' E Lat/Long Far Late: 42 deg 47.1' N 95 deg 58.7' E SEG_15 Lat/Long Near Early: 43 deg 6.3' N 96 deg 22.2' E Lat/Long Far Early: 42 deg 47.1' N 95 deg 58.7' E GMT Center 1994/104:05:31:44.7 Lat/Long Center: 42 deg 38.6' N 96 deg 37.5' E Lat/Long Near Late: 42 deg 29.7' N 97 deg 16.0' E Lat/Long Far Late: 42 deg 10.8' N 96 deg 52.5' E SEG_16 Lat/Long Near Early: 42 deg 29.7' N 97 deg 16.0' E Lat/Long Far Early: 42 deg 10.8' N 96 deg 52.5' E GMT Center 1994/104:05:31:58.5 Lat/Long Center: 42 deg 1.9' N 97 deg 30.7' E Lat/Long Near Late: 41 deg 52.7' N 98 deg 8.7' E Lat/Long Far Late: 41 deg 34.0' N 97 deg 45.2' E SEG_17 Lat/Long Near Early: 41 deg 52.7' N 98 deg 8.7' E Lat/Long Far Early: 41 deg 34.0' N 97 deg 45.2' E GMT Center 1994/104:05:32:12.2 Lat/Long Center: 41 deg 24.7' N 98 deg 22.9' E Lat/Long Near Late: 41 deg 15.1' N 99 deg 0.3' E Lat/Long Far Late: 40 deg 56.7' N 98 deg 36.8' E SEG_18 Lat/Long Near Early: 41 deg 15.1' N 99 deg 0.3' E Lat/Long Far Early: 40 deg 56.7' N 98 deg 36.8' E GMT Center 1994/104:05:32:26.0 Lat/Long Center: 40 deg 47.1' N 99 deg 14.0' E Lat/Long Near Late: 40 deg 37.2' N 99 deg 50.9' E Lat/Long Far Late: 40 deg 19.0' N 99 deg 27.3' E SEG_19 Lat/Long Near Early: 40 deg 37.2' N 99 deg 50.9' E Lat/Long Far Early: 40 deg 19.0' N 99 deg 27.3' E GMT Center 1994/104:05:32:39.8 Lat/Long Center: 40 deg 9.0' N 100 deg 4.0' E Lat/Long Near Late: 39 deg 58.7' N 100 deg 40.4' E Lat/Long Far Late: 39 deg 40.8' N 100 deg 16.9' E SEG_20 Lat/Long Near Early: 39 deg 58.7' N 100 deg 40.4' E Lat/Long Far Early: 39 deg 40.8' N 100 deg 16.9' E GMT Center 1994/104:05:32:53.6 Lat/Long Center: 39 deg 30.5' N 100 deg 53.0' E Lat/Long Near Late: 39 deg 19.9' N 101 deg 28.9' E Lat/Long Far Late: 39 deg 2.2' N 101 deg 5.4' E SEG_21 Lat/Long Near Early: 39 deg 19.9' N 101 deg 28.9' E Lat/Long Far Early: 39 deg 2.2' N 101 deg 5.4' E GMT Center 1994/104:05:33:07.4 Lat/Long Center: 38 deg 51.6' N 101 deg 41.1' E Lat/Long Near Data End: 38 deg 52.2' N 102 deg 2.7' E Lat/Long Far Data End: 38 deg 34.7' N 101 deg 39.2' E