DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 167.21 Site Name: Juan de Fuca Strait A3 Site ID: N20 Mission ID: SRL-2 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): 8 Quantization Format: BFPQ Beam Spoiling Mode: 6 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: 1994/283:17:07:47.0 Data Take End GMT: 1994/283:17:08:57.9 Data Take Duration (min:sec): 1:13 Latitude at Start GMT: 52 deg 31.6' N Longitude at Start GMT: 128 deg 27.6' W Latitude at End GMT: 50 deg 22.0' N Longitude at End GMT: 121 deg 54.3' W Center Incidence Angle (deg): 28.2 Track Angle at Image Center: 117.7 deg E of True North Along-Track Image Size (km): 515.2 Cross-Track Image Size (km): 54.6 Along-Track Resolution (m): 91 Cross-Track Resolution (m): 68 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): 11.0 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 6 Bytes per Record: 2000 Records per Segment: 1242 Product Generation Date: Nov 06, 1994 Processing Facility: JPL Processor S/W Version: 1.2.6 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 40296 Comments: SEG_01 Lat/Long Near Early: 52 deg 45.1' N 128 deg 17.3' W Lat/Long Far Early: 52 deg 18.1' N 128 deg 37.8' W GMT Center 1994/283:17:07:53.8 Lat/Long Center: 52 deg 20.1' N 127 deg 47.8' W Lat/Long Near Late: 52 deg 21.8' N 126 deg 57.7' W Lat/Long Far Late: 51 deg 55.0' N 127 deg 18.9' W SEG_02 Lat/Long Near Early: 52 deg 21.8' N 126 deg 57.7' W Lat/Long Far Early: 51 deg 55.0' N 127 deg 18.9' W GMT Center 1994/283:17:08:07.6 Lat/Long Center: 51 deg 56.4' N 126 deg 29.3' W Lat/Long Near Late: 51 deg 57.4' N 125 deg 39.6' W Lat/Long Far Late: 51 deg 31.0' N 126 deg 1.3' W SEG_03 Lat/Long Near Early: 51 deg 57.4' N 125 deg 39.6' W Lat/Long Far Early: 51 deg 31.0' N 126 deg 1.3' W GMT Center 1994/283:17:08:21.4 Lat/Long Center: 51 deg 31.8' N 125 deg 12.2' W Lat/Long Near Late: 51 deg 32.1' N 124 deg 23.0' W Lat/Long Far Late: 51 deg 6.0' N 124 deg 45.3' W SEG_04 Lat/Long Near Early: 51 deg 32.1' N 124 deg 23.0' W Lat/Long Far Early: 51 deg 6.0' N 124 deg 45.3' W GMT Center 1994/283:17:08:35.1 Lat/Long Center: 51 deg 6.2' N 123 deg 56.6' W Lat/Long Near Late: 51 deg 5.9' N 123 deg 7.9' W Lat/Long Far Late: 50 deg 40.2' N 123 deg 30.7' W SEG_05 Lat/Long Near Early: 51 deg 5.9' N 123 deg 7.9' W Lat/Long Far Early: 50 deg 40.2' N 123 deg 30.7' W GMT Center 1994/283:17:08:48.9 Lat/Long Center: 50 deg 39.7' N 122 deg 42.4' W Lat/Long Near Late: 50 deg 38.8' N 121 deg 54.3' W Lat/Long Far Late: 50 deg 13.4' N 122 deg 17.5' W SEG_06 Lat/Long Near Early: 50 deg 38.8' N 121 deg 54.3' W Lat/Long Far Early: 50 deg 13.4' N 122 deg 17.5' W Lat/Long Near Data End: 50 deg 34.6' N 121 deg 42.6' W Lat/Long Far Data End: 50 deg 9.3' N 122 deg 5.9' W