DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 81.00 Site Name: Chulchaca, Yucatan Mexico Site ID: E58 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 8 Quantization Format: BFPQ Beam Spoiling Mode: 0 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: 1994/104:09:30:39.8 Data Take End GMT: 1994/104:09:35:29.7 Data Take Duration (min:sec): 4:47 Latitude at Start GMT: 11 deg 12.2' N Longitude at Start GMT: 96 deg 26.9' W Latitude at End GMT: 27 deg 13.1' N Longitude at End GMT: 85 deg 32.8' W Center Incidence Angle (deg): 25.6 Track Angle at Image Center: 32.8 deg E of True North Along-Track Image Size (km): 2109.9 Cross-Track Image Size (km): 35.6 Along-Track Resolution (m): 88 Cross-Track Resolution (m): 74 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): -0.0 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 22 Bytes per Record: 2000 Records per Segment: 862 Product Generation Date: Aug 05, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 10765 Comments: SEG_01 Lat/Long Near Early: 11 deg 17.0' N 96 deg 35.0' W Lat/Long Far Early: 11 deg 7.4' N 96 deg 18.7' W GMT Center 1994/104:09:30:46.7 Lat/Long Center: 11 deg 35.4' N 96 deg 12.9' W Lat/Long Near Late: 12 deg 3.7' N 96 deg 6.7' W Lat/Long Far Late: 11 deg 54.0' N 95 deg 50.4' W SEG_02 Lat/Long Near Early: 12 deg 3.7' N 96 deg 6.7' W Lat/Long Far Early: 11 deg 54.0' N 95 deg 50.4' W GMT Center 1994/104:09:31:00.4 Lat/Long Center: 12 deg 22.0' N 95 deg 44.5' W Lat/Long Near Late: 12 deg 50.0' N 95 deg 38.5' W Lat/Long Far Late: 12 deg 40.3' N 95 deg 22.1' W SEG_03 Lat/Long Near Early: 12 deg 50.0' N 95 deg 38.5' W Lat/Long Far Early: 12 deg 40.3' N 95 deg 22.1' W GMT Center 1994/104:09:31:14.1 Lat/Long Center: 13 deg 8.6' N 95 deg 15.9' W Lat/Long Near Late: 13 deg 36.6' N 95 deg 9.8' W Lat/Long Far Late: 13 deg 26.8' N 94 deg 53.3' W SEG_04 Lat/Long Near Early: 13 deg 36.6' N 95 deg 9.8' W Lat/Long Far Early: 13 deg 26.8' N 94 deg 53.3' W GMT Center 1994/104:09:31:27.9 Lat/Long Center: 13 deg 54.8' N 94 deg 47.3' W Lat/Long Near Late: 14 deg 23.1' N 94 deg 40.9' W Lat/Long Far Late: 14 deg 13.2' N 94 deg 24.4' W SEG_05 Lat/Long Near Early: 14 deg 23.1' N 94 deg 40.9' W Lat/Long Far Early: 14 deg 13.2' N 94 deg 24.4' W GMT Center 1994/104:09:31:41.6 Lat/Long Center: 14 deg 41.2' N 94 deg 18.3' W Lat/Long Near Late: 15 deg 9.2' N 94 deg 12.1' W Lat/Long Far Late: 14 deg 59.2' N 93 deg 55.5' W SEG_06 Lat/Long Near Early: 15 deg 9.2' N 94 deg 12.1' W Lat/Long Far Early: 14 deg 59.2' N 93 deg 55.5' W GMT Center 1994/104:09:31:55.4 Lat/Long Center: 15 deg 27.5' N 93 deg 49.0' W Lat/Long Near Late: 15 deg 55.5' N 93 deg 42.7' W Lat/Long Far Late: 15 deg 45.5' N 93 deg 26.0' W SEG_07 Lat/Long Near Early: 15 deg 55.5' N 93 deg 42.7' W Lat/Long Far Early: 15 deg 45.5' N 93 deg 26.0' W GMT Center 1994/104:09:32:09.1 Lat/Long Center: 16 deg 13.4' N 93 deg 19.7' W Lat/Long Near Late: 16 deg 41.7' N 93 deg 13.2' W Lat/Long Far Late: 16 deg 31.6' N 92 deg 56.4' W SEG_08 Lat/Long Near Early: 16 deg 41.7' N 93 deg 13.2' W Lat/Long Far Early: 16 deg 31.6' N 92 deg 56.4' W GMT Center 1994/104:09:32:22.8 Lat/Long Center: 16 deg 59.6' N 92 deg 50.0' W Lat/Long Near Late: 17 deg 27.6' N 92 deg 43.6' W Lat/Long Far Late: 17 deg 17.3' N 92 deg 26.7' W SEG_09 Lat/Long Near Early: 17 deg 27.6' N 92 deg 43.6' W Lat/Long Far Early: 17 deg 17.3' N 92 deg 26.7' W GMT Center 1994/104:09:32:36.6 Lat/Long Center: 17 deg 45.6' N 92 deg 20.0' W Lat/Long Near Late: 18 deg 13.6' N 92 deg 13.4' W Lat/Long Far Late: 18 deg 3.3' N 91 deg 56.5' W SEG_10 Lat/Long Near Early: 18 deg 13.6' N 92 deg 13.4' W Lat/Long Far Early: 18 deg 3.3' N 91 deg 56.5' W GMT Center 1994/104:09:32:50.3 Lat/Long Center: 18 deg 31.2' N 91 deg 49.9' W Lat/Long Near Late: 18 deg 59.2' N 91 deg 43.3' W Lat/Long Far Late: 18 deg 48.8' N 91 deg 26.2' W SEG_11 Lat/Long Near Early: 18 deg 59.2' N 91 deg 43.3' W Lat/Long Far Early: 18 deg 48.8' N 91 deg 26.2' W GMT Center 1994/104:09:33:04.0 Lat/Long Center: 19 deg 17.1' N 91 deg 19.2' W Lat/Long Near Late: 19 deg 45.1' N 91 deg 12.5' W Lat/Long Far Late: 19 deg 34.5' N 90 deg 55.3' W SEG_12 Lat/Long Near Early: 19 deg 45.1' N 91 deg 12.5' W Lat/Long Far Early: 19 deg 34.5' N 90 deg 55.3' W GMT Center 1994/104:09:33:17.8 Lat/Long Center: 20 deg 2.5' N 90 deg 48.5' W Lat/Long Near Late: 20 deg 30.8' N 90 deg 41.5' W Lat/Long Far Late: 20 deg 20.1' N 90 deg 24.2' W SEG_13 Lat/Long Near Early: 20 deg 30.8' N 90 deg 41.5' W Lat/Long Far Early: 20 deg 20.1' N 90 deg 24.2' W GMT Center 1994/104:09:33:31.5 Lat/Long Center: 20 deg 48.1' N 90 deg 17.3' W Lat/Long Near Late: 21 deg 16.0' N 90 deg 10.3' W Lat/Long Far Late: 21 deg 5.3' N 89 deg 52.9' W SEG_14 Lat/Long Near Early: 21 deg 16.0' N 90 deg 10.3' W Lat/Long Far Early: 21 deg 5.3' N 89 deg 52.9' W GMT Center 1994/104:09:33:45.3 Lat/Long Center: 21 deg 33.5' N 89 deg 45.6' W Lat/Long Near Late: 22 deg 1.5' N 89 deg 38.6' W Lat/Long Far Late: 21 deg 50.6' N 89 deg 21.1' W SEG_15 Lat/Long Near Early: 22 deg 1.5' N 89 deg 38.6' W Lat/Long Far Early: 21 deg 50.6' N 89 deg 21.1' W GMT Center 1994/104:09:33:59.0 Lat/Long Center: 22 deg 18.5' N 89 deg 13.9' W Lat/Long Near Late: 22 deg 46.8' N 89 deg 6.5' W Lat/Long Far Late: 22 deg 35.8' N 88 deg 48.8' W SEG_16 Lat/Long Near Early: 22 deg 46.8' N 89 deg 6.5' W Lat/Long Far Early: 22 deg 35.8' N 88 deg 48.8' W GMT Center 1994/104:09:34:12.7 Lat/Long Center: 23 deg 3.7' N 88 deg 41.5' W Lat/Long Near Late: 23 deg 31.7' N 88 deg 34.2' W Lat/Long Far Late: 23 deg 20.6' N 88 deg 16.4' W SEG_17 Lat/Long Near Early: 23 deg 31.7' N 88 deg 34.2' W Lat/Long Far Early: 23 deg 20.6' N 88 deg 16.4' W GMT Center 1994/104:09:34:26.5 Lat/Long Center: 23 deg 48.8' N 88 deg 8.7' W Lat/Long Near Late: 24 deg 16.8' N 88 deg 1.3' W Lat/Long Far Late: 24 deg 5.5' N 87 deg 43.4' W SEG_18 Lat/Long Near Early: 24 deg 16.8' N 88 deg 1.3' W Lat/Long Far Early: 24 deg 5.5' N 87 deg 43.4' W GMT Center 1994/104:09:34:40.2 Lat/Long Center: 24 deg 33.4' N 87 deg 35.7' W Lat/Long Near Late: 25 deg 1.6' N 87 deg 27.9' W Lat/Long Far Late: 24 deg 50.2' N 87 deg 9.9' W SEG_19 Lat/Long Near Early: 25 deg 1.6' N 87 deg 27.9' W Lat/Long Far Early: 24 deg 50.2' N 87 deg 9.9' W GMT Center 1994/104:09:34:54.0 Lat/Long Center: 25 deg 18.1' N 87 deg 2.1' W Lat/Long Near Late: 25 deg 46.1' N 86 deg 54.4' W Lat/Long Far Late: 25 deg 34.5' N 86 deg 36.2' W SEG_20 Lat/Long Near Early: 25 deg 46.1' N 86 deg 54.4' W Lat/Long Far Early: 25 deg 34.5' N 86 deg 36.2' W GMT Center 1994/104:09:35:07.7 Lat/Long Center: 26 deg 2.3' N 86 deg 28.2' W Lat/Long Near Late: 26 deg 30.6' N 86 deg 20.1' W Lat/Long Far Late: 26 deg 18.9' N 86 deg 1.8' W SEG_21 Lat/Long Near Early: 26 deg 30.6' N 86 deg 20.1' W Lat/Long Far Early: 26 deg 18.9' N 86 deg 1.8' W GMT Center 1994/104:09:35:21.4 Lat/Long Center: 26 deg 46.7' N 85 deg 53.6' W Lat/Long Near Late: 27 deg 14.7' N 85 deg 45.7' W Lat/Long Far Late: 27 deg 2.8' N 85 deg 27.1' W SEG_22 Lat/Long Near Early: 27 deg 14.7' N 85 deg 45.7' W Lat/Long Far Early: 27 deg 2.8' N 85 deg 27.1' W Lat/Long Near Data End: 27 deg 19.1' N 85 deg 42.2' W Lat/Long Far Data End: 27 deg 7.2' N 85 deg 23.7' W