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-2 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: 1994/278:05:39:39.9 Data Take End GMT: 1994/278:05:44:25.3 Data Take Duration (min:sec): 4:47 Latitude at Start GMT: 49 deg 58.1' N Longitude at Start GMT: 82 deg 30.7' E Latitude at End GMT: 38 deg 7.3' N Longitude at End GMT: 102 deg 34.6' E Center Incidence Angle (deg): 33.9 Track Angle at Image Center: 129.9 deg E of True North Along-Track Image Size (km): 2070.3 Cross-Track Image Size (km): 45.4 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): 23.8 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: 1058 Product Generation Date: Nov 06, 1994 Processing Facility: JPL Processor S/W Version: 1.2.6 Available Standard Products: LHH, LVV, CHH, CVV, XVV Processing Run Number: 40287 Comments: SEG_01 Lat/Long Near Early: 50 deg 8.9' N 82 deg 40.7' E Lat/Long Far Early: 49 deg 47.3' N 82 deg 20.8' E GMT Center 1994/278:05:39:46.8 Lat/Long Center: 49 deg 44.2' N 83 deg 6.3' E Lat/Long Near Late: 49 deg 40.8' N 83 deg 51.8' E Lat/Long Far Late: 49 deg 19.5' N 83 deg 31.6' E SEG_02 Lat/Long Near Early: 49 deg 40.8' N 83 deg 51.8' E Lat/Long Far Early: 49 deg 19.5' N 83 deg 31.6' E GMT Center 1994/278:05:40:00.6 Lat/Long Center: 49 deg 15.8' N 84 deg 16.5' E Lat/Long Near Late: 49 deg 11.9' N 85 deg 1.4' E Lat/Long Far Late: 48 deg 50.8' N 84 deg 40.9' E SEG_03 Lat/Long Near Early: 49 deg 11.9' N 85 deg 1.4' E Lat/Long Far Early: 48 deg 50.8' N 84 deg 40.9' E GMT Center 1994/278:05:40:14.4 Lat/Long Center: 48 deg 46.7' N 85 deg 25.3' E Lat/Long Near Late: 48 deg 42.2' N 86 deg 9.7' E Lat/Long Far Late: 48 deg 21.4' N 85 deg 48.8' E SEG_04 Lat/Long Near Early: 48 deg 42.2' N 86 deg 9.7' E Lat/Long Far Early: 48 deg 21.4' N 85 deg 48.8' E GMT Center 1994/278:05:40:28.1 Lat/Long Center: 48 deg 16.8' N 86 deg 32.7' E Lat/Long Near Late: 48 deg 11.8' N 87 deg 16.4' E Lat/Long Far Late: 47 deg 51.3' N 86 deg 55.3' E SEG_05 Lat/Long Near Early: 48 deg 11.8' N 87 deg 16.4' E Lat/Long Far Early: 47 deg 51.3' N 86 deg 55.3' E GMT Center 1994/278:05:40:41.9 Lat/Long Center: 47 deg 46.1' N 87 deg 38.6' E Lat/Long Near Late: 47 deg 40.7' N 88 deg 21.8' E Lat/Long Far Late: 47 deg 20.4' N 88 deg 0.5' E SEG_06 Lat/Long Near Early: 47 deg 40.7' N 88 deg 21.8' E Lat/Long Far Early: 47 deg 20.4' N 88 deg 0.5' E GMT Center 1994/278:05:40:55.7 Lat/Long Center: 47 deg 14.7' N 88 deg 43.2' E Lat/Long Near Late: 47 deg 8.8' N 89 deg 25.8' E Lat/Long Far Late: 46 deg 48.8' N 89 deg 4.3' E SEG_07 Lat/Long Near Early: 47 deg 8.8' N 89 deg 25.8' E Lat/Long Far Early: 46 deg 48.8' N 89 deg 4.3' E GMT Center 1994/278:05:41:09.5 Lat/Long Center: 46 deg 42.7' N 89 deg 46.4' E Lat/Long Near Late: 46 deg 36.3' N 90 deg 28.5' E Lat/Long Far Late: 46 deg 16.6' N 90 deg 6.8' E SEG_08 Lat/Long Near Early: 46 deg 36.3' N 90 deg 28.5' E Lat/Long Far Early: 46 deg 16.6' N 90 deg 6.8' E GMT Center 1994/278:05:41:23.3 Lat/Long Center: 46 deg 10.0' N 90 deg 48.3' E Lat/Long Near Late: 46 deg 3.2' N 91 deg 29.8' E Lat/Long Far Late: 45 deg 43.7' N 91 deg 7.9' E SEG_09 Lat/Long Near Early: 46 deg 3.2' N 91 deg 29.8' E Lat/Long Far Early: 45 deg 43.7' N 91 deg 7.9' E GMT Center 1994/278:05:41:37.1 Lat/Long Center: 45 deg 36.7' N 91 deg 48.9' E Lat/Long Near Late: 45 deg 29.4' N 92 deg 29.8' E Lat/Long Far Late: 45 deg 10.2' N 92 deg 7.8' E SEG_10 Lat/Long Near Early: 45 deg 29.4' N 92 deg 29.8' E Lat/Long Far Early: 45 deg 10.2' N 92 deg 7.8' E GMT Center 1994/278:05:41:50.9 Lat/Long Center: 45 deg 2.7' N 92 deg 48.2' E Lat/Long Near Late: 44 deg 55.0' N 93 deg 28.5' E Lat/Long Far Late: 44 deg 36.1' N 93 deg 6.4' E SEG_11 Lat/Long Near Early: 44 deg 55.0' N 93 deg 28.5' E Lat/Long Far Early: 44 deg 36.1' N 93 deg 6.4' E GMT Center 1994/278:05:42:04.6 Lat/Long Center: 44 deg 28.2' N 93 deg 46.3' E Lat/Long Near Late: 44 deg 20.1' N 94 deg 25.9' E Lat/Long Far Late: 44 deg 1.4' N 94 deg 3.8' E SEG_12 Lat/Long Near Early: 44 deg 20.1' N 94 deg 25.9' E Lat/Long Far Early: 44 deg 1.4' N 94 deg 3.8' E GMT Center 1994/278:05:42:18.4 Lat/Long Center: 43 deg 53.1' N 94 deg 43.1' E Lat/Long Near Late: 43 deg 44.6' N 95 deg 22.2' E Lat/Long Far Late: 43 deg 26.1' N 94 deg 60.0' E SEG_13 Lat/Long Near Early: 43 deg 44.6' N 95 deg 22.2' E Lat/Long Far Early: 43 deg 26.1' N 94 deg 60.0' E GMT Center 1994/278:05:42:32.2 Lat/Long Center: 43 deg 17.5' N 95 deg 38.7' E Lat/Long Near Late: 43 deg 8.5' N 96 deg 17.2' E Lat/Long Far Late: 42 deg 50.3' N 95 deg 55.0' E SEG_14 Lat/Long Near Early: 43 deg 8.5' N 96 deg 17.2' E Lat/Long Far Early: 42 deg 50.3' N 95 deg 55.0' E GMT Center 1994/278:05:42:46.0 Lat/Long Center: 42 deg 41.3' N 96 deg 33.1' E Lat/Long Near Late: 42 deg 32.0' N 97 deg 11.1' E Lat/Long Far Late: 42 deg 14.0' N 96 deg 48.8' E SEG_15 Lat/Long Near Early: 42 deg 32.0' N 97 deg 11.1' E Lat/Long Far Early: 42 deg 14.0' N 96 deg 48.8' E GMT Center 1994/278:05:42:59.8 Lat/Long Center: 42 deg 4.6' N 97 deg 26.5' E Lat/Long Near Late: 41 deg 55.0' N 98 deg 3.9' E Lat/Long Far Late: 41 deg 37.3' N 97 deg 41.6' E SEG_16 Lat/Long Near Early: 41 deg 55.0' N 98 deg 3.9' E Lat/Long Far Early: 41 deg 37.3' N 97 deg 41.6' E GMT Center 1994/278:05:43:13.6 Lat/Long Center: 41 deg 27.5' N 98 deg 18.7' E Lat/Long Near Late: 41 deg 17.5' N 98 deg 55.6' E Lat/Long Far Late: 41 deg 0.0' N 98 deg 33.2' E SEG_17 Lat/Long Near Early: 41 deg 17.5' N 98 deg 55.6' E Lat/Long Far Early: 41 deg 0.0' N 98 deg 33.2' E GMT Center 1994/278:05:43:27.3 Lat/Long Center: 40 deg 49.9' N 99 deg 9.9' E Lat/Long Near Late: 40 deg 39.6' N 99 deg 46.2' E Lat/Long Far Late: 40 deg 22.3' N 99 deg 23.9' E SEG_18 Lat/Long Near Early: 40 deg 39.6' N 99 deg 46.2' E Lat/Long Far Early: 40 deg 22.3' N 99 deg 23.9' E GMT Center 1994/278:05:43:41.1 Lat/Long Center: 40 deg 11.9' N 99 deg 60.0' E Lat/Long Near Late: 40 deg 1.2' N 100 deg 35.8' E Lat/Long Far Late: 39 deg 44.2' N 100 deg 13.5' E SEG_19 Lat/Long Near Early: 40 deg 1.2' N 100 deg 35.8' E Lat/Long Far Early: 39 deg 44.2' N 100 deg 13.5' E GMT Center 1994/278:05:43:54.9 Lat/Long Center: 39 deg 33.4' N 100 deg 49.1' E Lat/Long Near Late: 39 deg 22.4' N 101 deg 24.4' E Lat/Long Far Late: 39 deg 5.6' N 101 deg 2.2' E SEG_20 Lat/Long Near Early: 39 deg 22.4' N 101 deg 24.4' E Lat/Long Far Early: 39 deg 5.6' N 101 deg 2.2' E GMT Center 1994/278:05:44:08.7 Lat/Long Center: 38 deg 54.6' N 101 deg 37.3' E Lat/Long Near Late: 38 deg 43.2' N 102 deg 12.1' E Lat/Long Far Late: 38 deg 26.7' N 101 deg 49.8' E SEG_21 Lat/Long Near Early: 38 deg 43.2' N 102 deg 12.1' E Lat/Long Far Early: 38 deg 26.7' N 101 deg 49.8' E GMT Center 1994/278:05:44:22.5 Lat/Long Center: 38 deg 15.3' N 102 deg 24.4' E Lat/Long Near Data End: 38 deg 15.4' N 102 deg 45.7' E Lat/Long Far Data End: 37 deg 59.0' N 102 deg 23.5' E