DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 113.10 Site Name: Chulchaca, Yucatan Mexico Site ID: E58 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 8 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1302.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/280:09:01:43.7 Data Take End GMT: 1994/280:09:05:09.5 Data Take Duration (min:sec): 3:27 Latitude at Start GMT: 11 deg 11.8' N Longitude at Start GMT: 96 deg 33.5' W Latitude at End GMT: 22 deg 35.1' N Longitude at End GMT: 88 deg 58.4' W Center Incidence Angle (deg): 48.0 Track Angle at Image Center: 32.6 deg E of True North Along-Track Image Size (km): 1498.5 Cross-Track Image Size (km): 39.8 Along-Track Resolution (m): 107 Cross-Track Resolution (m): 86 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): 67.1 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 15 Bytes per Record: 2000 Records per Segment: 946 Product Generation Date: Oct 31, 1994 Processing Facility: JPL Processor S/W Version: 1.2.6 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 40246 Comments: SEG_01 Lat/Long Near Early: 11 deg 17.3' N 96 deg 42.8' W Lat/Long Far Early: 11 deg 6.2' N 96 deg 24.2' W GMT Center 1994/280:09:01:50.6 Lat/Long Center: 11 deg 34.9' N 96 deg 19.3' W Lat/Long Near Late: 12 deg 3.7' N 96 deg 14.3' W Lat/Long Far Late: 11 deg 52.5' N 95 deg 55.6' W SEG_02 Lat/Long Near Early: 12 deg 3.7' N 96 deg 14.3' W Lat/Long Far Early: 11 deg 52.5' N 95 deg 55.6' W GMT Center 1994/280:09:02:04.3 Lat/Long Center: 12 deg 21.2' N 95 deg 50.6' W Lat/Long Near Late: 12 deg 50.0' N 95 deg 45.6' W Lat/Long Far Late: 12 deg 38.7' N 95 deg 26.9' W SEG_03 Lat/Long Near Early: 12 deg 50.0' N 95 deg 45.6' W Lat/Long Far Early: 12 deg 38.7' N 95 deg 26.9' W GMT Center 1994/280:09:02:18.0 Lat/Long Center: 13 deg 7.4' N 95 deg 21.8' W Lat/Long Near Late: 13 deg 36.2' N 95 deg 16.7' W Lat/Long Far Late: 13 deg 24.8' N 94 deg 57.9' W SEG_04 Lat/Long Near Early: 13 deg 36.2' N 95 deg 16.7' W Lat/Long Far Early: 13 deg 24.8' N 94 deg 57.9' W GMT Center 1994/280:09:02:31.8 Lat/Long Center: 13 deg 53.6' N 94 deg 52.7' W Lat/Long Near Late: 14 deg 22.3' N 94 deg 47.5' W Lat/Long Far Late: 14 deg 10.9' N 94 deg 28.7' W SEG_05 Lat/Long Near Early: 14 deg 22.3' N 94 deg 47.5' W Lat/Long Far Early: 14 deg 10.9' N 94 deg 28.7' W GMT Center 1994/280:09:02:45.5 Lat/Long Center: 14 deg 39.6' N 94 deg 23.4' W Lat/Long Near Late: 15 deg 8.3' N 94 deg 18.1' W Lat/Long Far Late: 14 deg 56.8' N 93 deg 59.3' W SEG_06 Lat/Long Near Early: 15 deg 8.3' N 94 deg 18.1' W Lat/Long Far Early: 14 deg 56.8' N 93 deg 59.3' W GMT Center 1994/280:09:02:59.2 Lat/Long Center: 15 deg 25.5' N 93 deg 53.9' W Lat/Long Near Late: 15 deg 54.2' N 93 deg 48.4' W Lat/Long Far Late: 15 deg 42.7' N 93 deg 29.6' W SEG_07 Lat/Long Near Early: 15 deg 54.2' N 93 deg 48.4' W Lat/Long Far Early: 15 deg 42.7' N 93 deg 29.6' W GMT Center 1994/280:09:03:13.0 Lat/Long Center: 16 deg 11.3' N 93 deg 24.1' W Lat/Long Near Late: 16 deg 40.0' N 93 deg 18.5' W Lat/Long Far Late: 16 deg 28.4' N 92 deg 59.6' W SEG_08 Lat/Long Near Early: 16 deg 40.0' N 93 deg 18.5' W Lat/Long Far Early: 16 deg 28.4' N 92 deg 59.6' W GMT Center 1994/280:09:03:26.7 Lat/Long Center: 16 deg 57.0' N 92 deg 54.0' W Lat/Long Near Late: 17 deg 25.7' N 92 deg 48.3' W Lat/Long Far Late: 17 deg 14.0' N 92 deg 29.4' W SEG_09 Lat/Long Near Early: 17 deg 25.7' N 92 deg 48.3' W Lat/Long Far Early: 17 deg 14.0' N 92 deg 29.4' W GMT Center 1994/280:09:03:40.4 Lat/Long Center: 17 deg 42.6' N 92 deg 23.6' W Lat/Long Near Late: 18 deg 11.3' N 92 deg 17.8' W Lat/Long Far Late: 17 deg 59.5' N 91 deg 58.8' W SEG_10 Lat/Long Near Early: 18 deg 11.3' N 92 deg 17.8' W Lat/Long Far Early: 17 deg 59.5' N 91 deg 58.8' W GMT Center 1994/280:09:03:54.2 Lat/Long Center: 18 deg 28.1' N 91 deg 52.9' W Lat/Long Near Late: 18 deg 56.7' N 91 deg 46.9' W Lat/Long Far Late: 18 deg 44.9' N 91 deg 27.9' W SEG_11 Lat/Long Near Early: 18 deg 56.7' N 91 deg 46.9' W Lat/Long Far Early: 18 deg 44.9' N 91 deg 27.9' W GMT Center 1994/280:09:04:07.9 Lat/Long Center: 19 deg 13.5' N 91 deg 21.9' W Lat/Long Near Late: 19 deg 42.1' N 91 deg 15.8' W Lat/Long Far Late: 19 deg 30.1' N 90 deg 56.7' W SEG_12 Lat/Long Near Early: 19 deg 42.1' N 91 deg 15.8' W Lat/Long Far Early: 19 deg 30.1' N 90 deg 56.7' W GMT Center 1994/280:09:04:21.6 Lat/Long Center: 19 deg 58.7' N 90 deg 50.5' W Lat/Long Near Late: 20 deg 27.2' N 90 deg 44.3' W Lat/Long Far Late: 20 deg 15.2' N 90 deg 25.2' W SEG_13 Lat/Long Near Early: 20 deg 27.2' N 90 deg 44.3' W Lat/Long Far Early: 20 deg 15.2' N 90 deg 25.2' W GMT Center 1994/280:09:04:35.4 Lat/Long Center: 20 deg 43.8' N 90 deg 18.8' W Lat/Long Near Late: 21 deg 12.3' N 90 deg 12.4' W Lat/Long Far Late: 21 deg 0.2' N 89 deg 53.2' W SEG_14 Lat/Long Near Early: 21 deg 12.3' N 90 deg 12.4' W Lat/Long Far Early: 21 deg 0.2' N 89 deg 53.2' W GMT Center 1994/280:09:04:49.1 Lat/Long Center: 21 deg 28.7' N 89 deg 46.7' W Lat/Long Near Late: 21 deg 57.2' N 89 deg 40.2' W Lat/Long Far Late: 21 deg 45.0' N 89 deg 20.9' W SEG_15 Lat/Long Near Early: 21 deg 57.2' N 89 deg 40.2' W Lat/Long Far Early: 21 deg 45.0' N 89 deg 20.9' W GMT Center 1994/280:09:05:02.8 Lat/Long Center: 22 deg 13.5' N 89 deg 14.3' W Lat/Long Near Data End: 22 deg 41.3' N 89 deg 8.1' W Lat/Long Far Data End: 22 deg 29.0' N 88 deg 48.8' W