DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 46.20 Site Name: Altai, China Site ID: G82 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 8 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1440.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/102:06:06:57.8 Data Take End GMT: 1994/102:06:10:45.0 Data Take Duration (min:sec): 3:47 Latitude at Start GMT: 50 deg 14.7' N Longitude at Start GMT: 81 deg 7.6' E Latitude at End GMT: 41 deg 38.1' N Longitude at End GMT: 98 deg 23.3' E Center Incidence Angle (deg): 46.2 Track Angle at Image Center: 125.9 deg E of True North Along-Track Image Size (km): 1644.8 Cross-Track Image Size (km): 36.4 Along-Track Resolution (m): 125 Cross-Track Resolution (m): 89 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): 30.6 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 04, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 10750 Comments: SEG_01 Lat/Long Near Early: 50 deg 23.5' N 81 deg 14.9' E Lat/Long Far Early: 50 deg 6.0' N 81 deg 0.4' E GMT Center 1994/102:06:07:04.7 Lat/Long Center: 50 deg 2.0' N 81 deg 44.4' E Lat/Long Near Late: 49 deg 57.6' N 82 deg 28.3' E Lat/Long Far Late: 49 deg 40.3' N 82 deg 13.4' E SEG_02 Lat/Long Near Early: 49 deg 57.6' N 82 deg 28.3' E Lat/Long Far Early: 49 deg 40.3' N 82 deg 13.4' E GMT Center 1994/102:06:07:18.6 Lat/Long Center: 49 deg 35.8' N 82 deg 56.9' E Lat/Long Near Late: 49 deg 31.0' N 83 deg 40.3' E Lat/Long Far Late: 49 deg 13.8' N 83 deg 25.1' E SEG_03 Lat/Long Near Early: 49 deg 31.0' N 83 deg 40.3' E Lat/Long Far Early: 49 deg 13.8' N 83 deg 25.1' E GMT Center 1994/102:06:07:32.4 Lat/Long Center: 49 deg 8.8' N 84 deg 8.1' E Lat/Long Near Late: 49 deg 3.4' N 84 deg 50.9' E Lat/Long Far Late: 48 deg 46.5' N 84 deg 35.4' E SEG_04 Lat/Long Near Early: 49 deg 3.4' N 84 deg 50.9' E Lat/Long Far Early: 48 deg 46.5' N 84 deg 35.4' E GMT Center 1994/102:06:07:46.2 Lat/Long Center: 48 deg 41.0' N 85 deg 17.8' E Lat/Long Near Late: 48 deg 35.1' N 86 deg 0.1' E Lat/Long Far Late: 48 deg 18.4' N 85 deg 44.3' E SEG_05 Lat/Long Near Early: 48 deg 35.1' N 86 deg 0.1' E Lat/Long Far Early: 48 deg 18.4' N 85 deg 44.3' E GMT Center 1994/102:06:07:60.0 Lat/Long Center: 48 deg 12.3' N 86 deg 26.2' E Lat/Long Near Late: 48 deg 6.0' N 87 deg 7.9' E Lat/Long Far Late: 47 deg 49.4' N 86 deg 51.9' E SEG_06 Lat/Long Near Early: 48 deg 6.0' N 87 deg 7.9' E Lat/Long Far Early: 47 deg 49.4' N 86 deg 51.9' E GMT Center 1994/102:06:08:13.8 Lat/Long Center: 47 deg 42.9' N 87 deg 33.2' E Lat/Long Near Late: 47 deg 36.1' N 88 deg 14.4' E Lat/Long Far Late: 47 deg 19.8' N 87 deg 58.1' E SEG_07 Lat/Long Near Early: 47 deg 36.1' N 88 deg 14.4' E Lat/Long Far Early: 47 deg 19.8' N 87 deg 58.1' E GMT Center 1994/102:06:08:27.6 Lat/Long Center: 47 deg 12.8' N 88 deg 38.9' E Lat/Long Near Late: 47 deg 5.6' N 89 deg 19.5' E Lat/Long Far Late: 46 deg 49.4' N 89 deg 3.0' E SEG_08 Lat/Long Near Early: 47 deg 5.6' N 89 deg 19.5' E Lat/Long Far Early: 46 deg 49.4' N 89 deg 3.0' E GMT Center 1994/102:06:08:41.4 Lat/Long Center: 46 deg 42.0' N 89 deg 43.3' E Lat/Long Near Late: 46 deg 34.3' N 90 deg 23.3' E Lat/Long Far Late: 46 deg 18.3' N 90 deg 6.6' E SEG_09 Lat/Long Near Early: 46 deg 34.3' N 90 deg 23.3' E Lat/Long Far Early: 46 deg 18.3' N 90 deg 6.6' E GMT Center 1994/102:06:08:55.2 Lat/Long Center: 46 deg 10.4' N 90 deg 46.3' E Lat/Long Near Late: 46 deg 2.3' N 91 deg 25.8' E Lat/Long Far Late: 45 deg 46.5' N 91 deg 8.9' E SEG_10 Lat/Long Near Early: 46 deg 2.3' N 91 deg 25.8' E Lat/Long Far Early: 45 deg 46.5' N 91 deg 8.9' E GMT Center 1994/102:06:09:09.0 Lat/Long Center: 45 deg 38.2' N 91 deg 48.0' E Lat/Long Near Late: 45 deg 29.7' N 92 deg 26.9' E Lat/Long Far Late: 45 deg 14.1' N 92 deg 10.0' E SEG_11 Lat/Long Near Early: 45 deg 29.7' N 92 deg 26.9' E Lat/Long Far Early: 45 deg 14.1' N 92 deg 10.0' E GMT Center 1994/102:06:09:22.8 Lat/Long Center: 45 deg 5.4' N 92 deg 48.5' E Lat/Long Near Late: 44 deg 56.5' N 93 deg 26.8' E Lat/Long Far Late: 44 deg 41.0' N 93 deg 9.7' E SEG_12 Lat/Long Near Early: 44 deg 56.5' N 93 deg 26.8' E Lat/Long Far Early: 44 deg 41.0' N 93 deg 9.7' E GMT Center 1994/102:06:09:36.6 Lat/Long Center: 44 deg 32.0' N 93 deg 47.7' E Lat/Long Near Late: 44 deg 22.6' N 94 deg 25.5' E Lat/Long Far Late: 44 deg 7.4' N 94 deg 8.3' E SEG_13 Lat/Long Near Early: 44 deg 22.6' N 94 deg 25.5' E Lat/Long Far Early: 44 deg 7.4' N 94 deg 8.3' E GMT Center 1994/102:06:09:50.4 Lat/Long Center: 43 deg 57.9' N 94 deg 45.7' E Lat/Long Near Late: 43 deg 48.2' N 95 deg 23.0' E Lat/Long Far Late: 43 deg 33.1' N 95 deg 5.6' E SEG_14 Lat/Long Near Early: 43 deg 48.2' N 95 deg 23.0' E Lat/Long Far Early: 43 deg 33.1' N 95 deg 5.6' E GMT Center 1994/102:06:10:04.2 Lat/Long Center: 43 deg 23.3' N 95 deg 42.5' E Lat/Long Near Late: 43 deg 13.2' N 96 deg 19.2' E Lat/Long Far Late: 42 deg 58.3' N 96 deg 1.8' E SEG_15 Lat/Long Near Early: 43 deg 13.2' N 96 deg 19.2' E Lat/Long Far Early: 42 deg 58.3' N 96 deg 1.8' E GMT Center 1994/102:06:10:18.1 Lat/Long Center: 42 deg 48.1' N 96 deg 38.2' E Lat/Long Near Late: 42 deg 37.7' N 97 deg 14.3' E Lat/Long Far Late: 42 deg 23.0' N 96 deg 56.8' E SEG_16 Lat/Long Near Early: 42 deg 37.7' N 97 deg 14.3' E Lat/Long Far Early: 42 deg 23.0' N 96 deg 56.8' E GMT Center 1994/102:06:10:31.9 Lat/Long Center: 42 deg 12.5' N 97 deg 32.7' E Lat/Long Near Late: 42 deg 1.7' N 98 deg 8.3' E Lat/Long Far Late: 41 deg 47.1' N 97 deg 50.7' E SEG_17 Lat/Long Near Early: 42 deg 1.7' N 98 deg 8.3' E Lat/Long Far Early: 41 deg 47.1' N 97 deg 50.7' E Lat/Long Near Data End: 41 deg 45.4' N 98 deg 32.2' E Lat/Long Far Data End: 41 deg 30.9' N 98 deg 14.6' E