DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 49.11 Site Name: Chimalapas, Mexico Site ID: E13 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Left Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 17 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: 1994/276:10:20:55.0 Data Take End GMT: 1994/276:10:22:15.3 Data Take Duration (min:sec): 1:21 Latitude at Start GMT: 14 deg 12.5' N Longitude at Start GMT: 95 deg 50.1' W Latitude at End GMT: 18 deg 43.7' N Longitude at End GMT: 93 deg 0.2' W Center Incidence Angle (deg): 40.9 Track Angle at Image Center: 31.1 deg E of True North Along-Track Image Size (km): 584.3 Cross-Track Image Size (km): 34.8 Along-Track Resolution (m): 109 Cross-Track Resolution (m): 98 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): 100.0 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: 846 Product Generation Date: Oct 11, 1994 Processing Facility: JPL Processor S/W Version: 1.2.5 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 40123 Comments: SEG_01 Lat/Long Near Early: 14 deg 7.7' N 95 deg 41.8' W Lat/Long Far Early: 14 deg 17.3' N 95 deg 58.4' W GMT Center 1994/276:10:21:01.8 Lat/Long Center: 14 deg 35.8' N 95 deg 35.8' W Lat/Long Near Late: 14 deg 54.2' N 95 deg 13.2' W Lat/Long Far Late: 15 deg 3.9' N 95 deg 29.8' W SEG_02 Lat/Long Near Early: 14 deg 54.2' N 95 deg 13.2' W Lat/Long Far Early: 15 deg 3.9' N 95 deg 29.8' W GMT Center 1994/276:10:21:15.6 Lat/Long Center: 15 deg 22.3' N 95 deg 7.1' W Lat/Long Near Late: 15 deg 40.7' N 94 deg 44.3' W Lat/Long Far Late: 15 deg 50.4' N 95 deg 1.0' W SEG_03 Lat/Long Near Early: 15 deg 40.7' N 94 deg 44.3' W Lat/Long Far Early: 15 deg 50.4' N 95 deg 1.0' W GMT Center 1994/276:10:21:29.3 Lat/Long Center: 16 deg 8.8' N 94 deg 38.2' W Lat/Long Near Late: 16 deg 27.2' N 94 deg 15.3' W Lat/Long Far Late: 16 deg 36.9' N 94 deg 32.0' W SEG_04 Lat/Long Near Early: 16 deg 27.2' N 94 deg 15.3' W Lat/Long Far Early: 16 deg 36.9' N 94 deg 32.0' W GMT Center 1994/276:10:21:43.1 Lat/Long Center: 16 deg 55.2' N 94 deg 9.0' W Lat/Long Near Late: 17 deg 13.5' N 93 deg 45.9' W Lat/Long Far Late: 17 deg 23.3' N 94 deg 2.7' W SEG_05 Lat/Long Near Early: 17 deg 13.5' N 93 deg 45.9' W Lat/Long Far Early: 17 deg 23.3' N 94 deg 2.7' W GMT Center 1994/276:10:21:56.8 Lat/Long Center: 17 deg 41.6' N 93 deg 39.6' W Lat/Long Near Late: 17 deg 59.8' N 93 deg 16.4' W Lat/Long Far Late: 18 deg 9.6' N 93 deg 33.2' W SEG_06 Lat/Long Near Early: 17 deg 59.8' N 93 deg 16.4' W Lat/Long Far Early: 18 deg 9.6' N 93 deg 33.2' W GMT Center 1994/276:10:22:10.6 Lat/Long Center: 18 deg 27.8' N 93 deg 9.9' W Lat/Long Near Data End: 18 deg 38.8' N 92 deg 51.8' W Lat/Long Far Data End: 18 deg 48.6' N 93 deg 8.7' W