DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 62.20 Site Name: Altai, China Site ID: G82 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 / X-SAR Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 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: 1994/103:05:48:10.9 Data Take End GMT: 1994/103:05:51:56.8 Data Take Duration (min:sec): 3:47 Latitude at Start GMT: 49 deg 42.4' N Longitude at Start GMT: 82 deg 56.0' E Latitude at End GMT: 40 deg 43.5' N Longitude at End GMT: 99 deg 29.3' E Center Incidence Angle (deg): 41.0 Track Angle at Image Center: 127.8 deg E of True North Along-Track Image Size (km): 1637.9 Cross-Track Image Size (km): 36.4 Along-Track Resolution (m): 110 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): 5.6 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: 878 Product Generation Date: Aug 24, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 10981 Comments: SEG_01 Lat/Long Near Early: 49 deg 51.0' N 83 deg 3.8' E Lat/Long Far Early: 49 deg 33.9' N 82 deg 48.3' E GMT Center 1994/103:05:48:17.8 Lat/Long Center: 49 deg 28.7' N 83 deg 31.6' E Lat/Long Near Late: 49 deg 23.3' N 84 deg 14.7' E Lat/Long Far Late: 49 deg 6.3' N 83 deg 58.9' E SEG_02 Lat/Long Near Early: 49 deg 23.3' N 84 deg 14.7' E Lat/Long Far Early: 49 deg 6.3' N 83 deg 58.9' E GMT Center 1994/103:05:48:31.6 Lat/Long Center: 49 deg 0.7' N 84 deg 41.6' E Lat/Long Near Late: 48 deg 54.7' N 85 deg 24.2' E Lat/Long Far Late: 48 deg 38.0' N 85 deg 8.2' E SEG_03 Lat/Long Near Early: 48 deg 54.7' N 85 deg 24.2' E Lat/Long Far Early: 48 deg 38.0' N 85 deg 8.2' E GMT Center 1994/103:05:48:45.4 Lat/Long Center: 48 deg 31.8' N 85 deg 50.3' E Lat/Long Near Late: 48 deg 25.4' N 86 deg 32.3' E Lat/Long Far Late: 48 deg 8.8' N 86 deg 16.0' E SEG_04 Lat/Long Near Early: 48 deg 25.4' N 86 deg 32.3' E Lat/Long Far Early: 48 deg 8.8' N 86 deg 16.0' E GMT Center 1994/103:05:48:59.2 Lat/Long Center: 48 deg 2.2' N 86 deg 57.6' E Lat/Long Near Late: 47 deg 55.3' N 87 deg 39.0' E Lat/Long Far Late: 47 deg 38.9' N 87 deg 22.5' E SEG_05 Lat/Long Near Early: 47 deg 55.3' N 87 deg 39.0' E Lat/Long Far Early: 47 deg 38.9' N 87 deg 22.5' E GMT Center 1994/103:05:49:13.0 Lat/Long Center: 47 deg 31.8' N 88 deg 3.5' E Lat/Long Near Late: 47 deg 24.5' N 88 deg 44.3' E Lat/Long Far Late: 47 deg 8.3' N 88 deg 27.6' E SEG_06 Lat/Long Near Early: 47 deg 24.5' N 88 deg 44.3' E Lat/Long Far Early: 47 deg 8.3' N 88 deg 27.6' E GMT Center 1994/103:05:49:26.7 Lat/Long Center: 47 deg 0.8' N 89 deg 8.1' E Lat/Long Near Late: 46 deg 53.0' N 89 deg 48.3' E Lat/Long Far Late: 46 deg 37.0' N 89 deg 31.4' E SEG_07 Lat/Long Near Early: 46 deg 53.0' N 89 deg 48.3' E Lat/Long Far Early: 46 deg 37.0' N 89 deg 31.4' E GMT Center 1994/103:05:49:40.5 Lat/Long Center: 46 deg 29.0' N 90 deg 11.3' E Lat/Long Near Late: 46 deg 20.8' N 90 deg 51.0' E Lat/Long Far Late: 46 deg 5.0' N 90 deg 33.9' E SEG_08 Lat/Long Near Early: 46 deg 20.8' N 90 deg 51.0' E Lat/Long Far Early: 46 deg 5.0' N 90 deg 33.9' E GMT Center 1994/103:05:49:54.3 Lat/Long Center: 45 deg 56.6' N 91 deg 13.2' E Lat/Long Near Late: 45 deg 48.0' N 91 deg 52.3' E Lat/Long Far Late: 45 deg 32.4' N 91 deg 35.1' E SEG_09 Lat/Long Near Early: 45 deg 48.0' N 91 deg 52.3' E Lat/Long Far Early: 45 deg 32.4' N 91 deg 35.1' E GMT Center 1994/103:05:50:08.1 Lat/Long Center: 45 deg 23.6' N 92 deg 13.8' E Lat/Long Near Late: 45 deg 14.5' N 92 deg 52.3' E Lat/Long Far Late: 44 deg 59.1' N 92 deg 35.0' E SEG_10 Lat/Long Near Early: 45 deg 14.5' N 92 deg 52.3' E Lat/Long Far Early: 44 deg 59.1' N 92 deg 35.0' E GMT Center 1994/103:05:50:21.9 Lat/Long Center: 44 deg 49.9' N 93 deg 13.1' E Lat/Long Near Late: 44 deg 40.4' N 93 deg 51.1' E Lat/Long Far Late: 44 deg 25.2' N 93 deg 33.7' E SEG_11 Lat/Long Near Early: 44 deg 40.4' N 93 deg 51.1' E Lat/Long Far Early: 44 deg 25.2' N 93 deg 33.7' E GMT Center 1994/103:05:50:35.7 Lat/Long Center: 44 deg 15.6' N 94 deg 11.2' E Lat/Long Near Late: 44 deg 5.8' N 94 deg 48.6' E Lat/Long Far Late: 43 deg 50.8' N 94 deg 31.1' E SEG_12 Lat/Long Near Early: 44 deg 5.8' N 94 deg 48.6' E Lat/Long Far Early: 43 deg 50.8' N 94 deg 31.1' E GMT Center 1994/103:05:50:49.5 Lat/Long Center: 43 deg 40.8' N 95 deg 8.1' E Lat/Long Near Late: 43 deg 30.6' N 95 deg 45.0' E Lat/Long Far Late: 43 deg 15.8' N 95 deg 27.4' E SEG_13 Lat/Long Near Early: 43 deg 30.6' N 95 deg 45.0' E Lat/Long Far Early: 43 deg 15.8' N 95 deg 27.4' E GMT Center 1994/103:05:51:03.3 Lat/Long Center: 43 deg 5.4' N 96 deg 3.9' E Lat/Long Near Late: 42 deg 54.9' N 96 deg 40.1' E Lat/Long Far Late: 42 deg 40.2' N 96 deg 22.5' E SEG_14 Lat/Long Near Early: 42 deg 54.9' N 96 deg 40.1' E Lat/Long Far Early: 42 deg 40.2' N 96 deg 22.5' E GMT Center 1994/103:05:51:17.1 Lat/Long Center: 42 deg 29.5' N 96 deg 58.4' E Lat/Long Near Late: 42 deg 18.6' N 97 deg 34.2' E Lat/Long Far Late: 42 deg 4.2' N 97 deg 16.4' E SEG_15 Lat/Long Near Early: 42 deg 18.6' N 97 deg 34.2' E Lat/Long Far Early: 42 deg 4.2' N 97 deg 16.4' E GMT Center 1994/103:05:51:30.9 Lat/Long Center: 41 deg 53.1' N 97 deg 51.9' E Lat/Long Near Late: 41 deg 41.9' N 98 deg 27.1' E Lat/Long Far Late: 41 deg 27.6' N 98 deg 9.3' E SEG_16 Lat/Long Near Early: 41 deg 41.9' N 98 deg 27.1' E Lat/Long Far Early: 41 deg 27.6' N 98 deg 9.3' E GMT Center 1994/103:05:51:44.7 Lat/Long Center: 41 deg 16.3' N 98 deg 44.2' E Lat/Long Near Late: 41 deg 4.7' N 99 deg 18.9' E Lat/Long Far Late: 40 deg 50.6' N 99 deg 1.1' E SEG_17 Lat/Long Near Early: 41 deg 4.7' N 99 deg 18.9' E Lat/Long Far Early: 40 deg 50.6' N 99 deg 1.1' E Lat/Long Near Data End: 40 deg 50.5' N 99 deg 38.2' E Lat/Long Far Data End: 40 deg 36.4' N 99 deg 20.4' E