DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 173.50 Site Name: Beijing, China Site ID: G85 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 7 Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1440.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/110:01:55:00.9 Data Take End GMT: 1994/110:01:57:48.2 Data Take Duration (min:sec): 2:47 Latitude at Start GMT: 42 deg 50.4' N Longitude at Start GMT: 112 deg 58.6' E Latitude at End GMT: 35 deg 17.1' N Longitude at End GMT: 123 deg 5.8' E Center Incidence Angle (deg): 58.5 Track Angle at Image Center: 133.9 deg E of True North Along-Track Image Size (km): 1216.2 Cross-Track Image Size (km): 57.6 Along-Track Resolution (m): 75 Cross-Track Resolution (m): 37 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): 54.3 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 13 Bytes per Record: 2000 Records per Segment: 1302 Product Generation Date: Aug 09, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, CVV Processing Run Number: 10778 Comments: SEG_01 Lat/Long Near Early: 43 deg 2.4' N 113 deg 12.2' E Lat/Long Far Early: 42 deg 38.4' N 112 deg 45.1' E GMT Center 1994/110:01:55:07.8 Lat/Long Center: 42 deg 33.2' N 113 deg 26.4' E Lat/Long Near Late: 42 deg 27.6' N 114 deg 8.0' E Lat/Long Far Late: 42 deg 3.8' N 113 deg 40.8' E SEG_02 Lat/Long Near Early: 42 deg 27.6' N 114 deg 8.0' E Lat/Long Far Early: 42 deg 3.8' N 113 deg 40.8' E GMT Center 1994/110:01:55:21.5 Lat/Long Center: 41 deg 58.3' N 114 deg 21.6' E Lat/Long Near Late: 41 deg 52.4' N 115 deg 2.4' E Lat/Long Far Late: 41 deg 28.9' N 114 deg 35.0' E SEG_03 Lat/Long Near Early: 41 deg 52.4' N 115 deg 2.4' E Lat/Long Far Early: 41 deg 28.9' N 114 deg 35.0' E GMT Center 1994/110:01:55:35.3 Lat/Long Center: 41 deg 22.7' N 115 deg 15.8' E Lat/Long Near Late: 41 deg 16.5' N 115 deg 56.0' E Lat/Long Far Late: 40 deg 53.3' N 115 deg 28.5' E SEG_04 Lat/Long Near Early: 41 deg 16.5' N 115 deg 56.0' E Lat/Long Far Early: 40 deg 53.3' N 115 deg 28.5' E GMT Center 1994/110:01:55:49.0 Lat/Long Center: 40 deg 47.0' N 116 deg 8.4' E Lat/Long Near Late: 40 deg 40.4' N 116 deg 48.2' E Lat/Long Far Late: 40 deg 17.4' N 116 deg 20.6' E SEG_05 Lat/Long Near Early: 40 deg 40.4' N 116 deg 48.2' E Lat/Long Far Early: 40 deg 17.4' N 116 deg 20.6' E GMT Center 1994/110:01:56:02.8 Lat/Long Center: 40 deg 10.4' N 117 deg 0.4' E Lat/Long Near Late: 40 deg 3.5' N 117 deg 39.8' E Lat/Long Far Late: 39 deg 40.8' N 117 deg 12.1' E SEG_06 Lat/Long Near Early: 40 deg 3.5' N 117 deg 39.8' E Lat/Long Far Early: 39 deg 40.8' N 117 deg 12.1' E GMT Center 1994/110:01:56:16.6 Lat/Long Center: 39 deg 33.7' N 117 deg 51.0' E Lat/Long Near Late: 39 deg 26.1' N 118 deg 30.3' E Lat/Long Far Late: 39 deg 3.7' N 118 deg 2.5' E SEG_07 Lat/Long Near Early: 39 deg 26.1' N 118 deg 30.3' E Lat/Long Far Early: 39 deg 3.7' N 118 deg 2.5' E GMT Center 1994/110:01:56:30.3 Lat/Long Center: 38 deg 56.3' N 118 deg 41.0' E Lat/Long Near Late: 38 deg 48.6' N 119 deg 19.4' E Lat/Long Far Late: 38 deg 26.4' N 118 deg 51.6' E SEG_08 Lat/Long Near Early: 38 deg 48.6' N 119 deg 19.4' E Lat/Long Far Early: 38 deg 26.4' N 118 deg 51.6' E GMT Center 1994/110:01:56:44.1 Lat/Long Center: 38 deg 18.4' N 119 deg 30.1' E Lat/Long Near Late: 38 deg 10.4' N 120 deg 8.0' E Lat/Long Far Late: 37 deg 48.4' N 119 deg 40.1' E SEG_09 Lat/Long Near Early: 38 deg 10.4' N 120 deg 8.0' E Lat/Long Far Early: 37 deg 48.4' N 119 deg 40.1' E GMT Center 1994/110:01:56:57.8 Lat/Long Center: 37 deg 40.3' N 120 deg 17.8' E Lat/Long Near Late: 37 deg 32.0' N 120 deg 55.3' E Lat/Long Far Late: 37 deg 10.3' N 120 deg 27.4' E SEG_10 Lat/Long Near Early: 37 deg 32.0' N 120 deg 55.3' E Lat/Long Far Early: 37 deg 10.3' N 120 deg 27.4' E GMT Center 1994/110:01:57:11.6 Lat/Long Center: 37 deg 1.6' N 121 deg 5.0' E Lat/Long Near Late: 36 deg 53.0' N 121 deg 42.0' E Lat/Long Far Late: 36 deg 31.5' N 121 deg 14.1' E SEG_11 Lat/Long Near Early: 36 deg 53.0' N 121 deg 42.0' E Lat/Long Far Early: 36 deg 31.5' N 121 deg 14.1' E GMT Center 1994/110:01:57:25.4 Lat/Long Center: 36 deg 22.8' N 121 deg 50.9' E Lat/Long Near Late: 36 deg 13.6' N 122 deg 27.9' E Lat/Long Far Late: 35 deg 52.3' N 121 deg 59.9' E SEG_12 Lat/Long Near Early: 36 deg 13.6' N 122 deg 27.9' E Lat/Long Far Early: 35 deg 52.3' N 121 deg 59.9' E GMT Center 1994/110:01:57:39.1 Lat/Long Center: 35 deg 43.3' N 122 deg 36.3' E Lat/Long Near Late: 35 deg 34.1' N 123 deg 12.6' E Lat/Long Far Late: 35 deg 13.0' N 122 deg 44.6' E SEG_13 Lat/Long Near Early: 35 deg 34.1' N 123 deg 12.6' E Lat/Long Far Early: 35 deg 13.0' N 122 deg 44.6' E Lat/Long Near Data End: 35 deg 27.6' N 123 deg 19.8' E Lat/Long Far Data End: 35 deg 6.6' N 122 deg 51.8' E