DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 161.00 Site Name: Chicxulub, Mexico Site ID: G95 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 20 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 40 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1620.000 Frequency Band: L Carrier Frequency (GHz): 1.237 Wavelength (m): 0.242 Polarization Channel: VV Product Type: Survey Image Data Take Start GMT: 1994/283:07:53:16.6 Data Take End GMT: 1994/283:07:55:54.5 Data Take Duration (min:sec): 3:48 Latitude at Start GMT: 10 deg 1.9' N Longitude at Start GMT: 97 deg 16.6' W Latitude at End GMT: 18 deg 50.5' N Longitude at End GMT: 91 deg 37.3' W Center Incidence Angle (deg): 50.9 Track Angle at Image Center: 32.5 deg E of True North Along-Track Image Size (km): 1150.9 Cross-Track Image Size (km): 27.8 Along-Track Resolution (m): 69 Cross-Track Resolution (m): 21 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): 2.8 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 12 Bytes per Record: 2000 Records per Segment: 706 Product Generation Date: Feb 14, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LVV, CVV, XVV Processing Run Number: 40857 Comments: SEG_01 Lat/Long Near Early: 10 deg 5.7' N 97 deg 23.1' W Lat/Long Far Early: 9 deg 58.0' N 97 deg 10.1' W GMT Center 1994/283:07:53:23.4 Lat/Long Center: 10 deg 25.1' N 97 deg 2.5' W Lat/Long Near Late: 10 deg 52.2' N 96 deg 54.8' W Lat/Long Far Late: 10 deg 44.4' N 96 deg 41.8' W SEG_02 Lat/Long Near Early: 10 deg 52.2' N 96 deg 54.8' W Lat/Long Far Early: 10 deg 44.4' N 96 deg 41.8' W GMT Center 1994/283:07:53:37.2 Lat/Long Center: 11 deg 11.5' N 96 deg 34.1' W Lat/Long Near Late: 11 deg 38.5' N 96 deg 26.4' W Lat/Long Far Late: 11 deg 30.7' N 96 deg 13.3' W SEG_03 Lat/Long Near Early: 11 deg 38.5' N 96 deg 26.4' W Lat/Long Far Early: 11 deg 30.7' N 96 deg 13.3' W GMT Center 1994/283:07:53:50.9 Lat/Long Center: 11 deg 57.8' N 96 deg 5.5' W Lat/Long Near Late: 12 deg 24.8' N 95 deg 57.7' W Lat/Long Far Late: 12 deg 17.0' N 95 deg 44.6' W SEG_04 Lat/Long Near Early: 12 deg 24.8' N 95 deg 57.7' W Lat/Long Far Early: 12 deg 17.0' N 95 deg 44.6' W GMT Center 1994/283:07:54:04.6 Lat/Long Center: 12 deg 44.0' N 95 deg 36.8' W Lat/Long Near Late: 13 deg 11.0' N 95 deg 28.8' W Lat/Long Far Late: 13 deg 3.1' N 95 deg 15.8' W SEG_05 Lat/Long Near Early: 13 deg 11.0' N 95 deg 28.8' W Lat/Long Far Early: 13 deg 3.1' N 95 deg 15.8' W GMT Center 1994/283:07:54:18.3 Lat/Long Center: 13 deg 30.1' N 95 deg 7.8' W Lat/Long Near Late: 13 deg 57.1' N 94 deg 59.7' W Lat/Long Far Late: 13 deg 49.2' N 94 deg 46.6' W SEG_06 Lat/Long Near Early: 13 deg 57.1' N 94 deg 59.7' W Lat/Long Far Early: 13 deg 49.2' N 94 deg 46.6' W GMT Center 1994/283:07:54:32.0 Lat/Long Center: 14 deg 16.2' N 94 deg 38.6' W Lat/Long Near Late: 14 deg 43.1' N 94 deg 30.4' W Lat/Long Far Late: 14 deg 35.1' N 94 deg 17.3' W SEG_07 Lat/Long Near Early: 14 deg 43.1' N 94 deg 30.4' W Lat/Long Far Early: 14 deg 35.1' N 94 deg 17.3' W GMT Center 1994/283:07:54:45.8 Lat/Long Center: 15 deg 2.1' N 94 deg 9.1' W Lat/Long Near Late: 15 deg 29.0' N 94 deg 0.8' W Lat/Long Far Late: 15 deg 21.0' N 93 deg 47.7' W SEG_08 Lat/Long Near Early: 15 deg 29.0' N 94 deg 0.8' W Lat/Long Far Early: 15 deg 21.0' N 93 deg 47.7' W GMT Center 1994/283:07:54:59.5 Lat/Long Center: 15 deg 47.9' N 93 deg 39.4' W Lat/Long Near Late: 16 deg 14.9' N 93 deg 31.0' W Lat/Long Far Late: 16 deg 6.8' N 93 deg 17.8' W SEG_09 Lat/Long Near Early: 16 deg 14.9' N 93 deg 31.0' W Lat/Long Far Early: 16 deg 6.8' N 93 deg 17.8' W GMT Center 1994/283:07:55:13.2 Lat/Long Center: 16 deg 33.7' N 93 deg 9.4' W Lat/Long Near Late: 17 deg 0.6' N 93 deg 0.9' W Lat/Long Far Late: 16 deg 52.4' N 92 deg 47.7' W SEG_10 Lat/Long Near Early: 17 deg 0.6' N 93 deg 0.9' W Lat/Long Far Early: 16 deg 52.4' N 92 deg 47.7' W GMT Center 1994/283:07:55:26.9 Lat/Long Center: 17 deg 19.3' N 92 deg 39.1' W Lat/Long Near Late: 17 deg 46.1' N 92 deg 30.4' W Lat/Long Far Late: 17 deg 37.9' N 92 deg 17.2' W SEG_11 Lat/Long Near Early: 17 deg 46.1' N 92 deg 30.4' W Lat/Long Far Early: 17 deg 37.9' N 92 deg 17.2' W GMT Center 1994/283:07:55:40.6 Lat/Long Center: 18 deg 4.8' N 92 deg 8.5' W Lat/Long Near Late: 18 deg 31.6' N 91 deg 59.7' W Lat/Long Far Late: 18 deg 23.3' N 91 deg 46.4' W SEG_12 Lat/Long Near Early: 18 deg 31.6' N 91 deg 59.7' W Lat/Long Far Early: 18 deg 23.3' N 91 deg 46.4' W GMT Center 1994/283:07:55:54.5 Lat/Long Center: 18 deg 50.5' N 91 deg 37.3' W Lat/Long Near Data End: 18 deg 54.7' N 91 deg 43.9' W Lat/Long Far Data End: 18 deg 46.4' N 91 deg 30.6' W