DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 65.10 Site Name: Chimalapas, Mexico Site ID: E13 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Left 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: 1994/103:09:48:48.8 Data Take End GMT: 1994/103:09:52:23.9 Data Take Duration (min:sec): 3:34 Latitude at Start GMT: 7 deg 4.3' N Longitude at Start GMT: 100 deg 6.5' W Latitude at End GMT: 19 deg 11.9' N Longitude at End GMT: 92 deg 38.4' W Center Incidence Angle (deg): 24.7 Track Angle at Image Center: 30.8 deg E of True North Along-Track Image Size (km): 1565.5 Cross-Track Image Size (km): 30.8 Along-Track Resolution (m): 88 Cross-Track Resolution (m): 76 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): 35.3 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 16 Bytes per Record: 2000 Records per Segment: 766 Product Generation Date: Jul 25, 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: 10649 Comments: SEG_01 Lat/Long Near Early: 7 deg 0.2' N 99 deg 59.4' W Lat/Long Far Early: 7 deg 8.4' N 100 deg 13.6' W GMT Center 1994/103:09:48:55.7 Lat/Long Center: 7 deg 27.6' N 99 deg 52.9' W Lat/Long Near Late: 7 deg 47.2' N 99 deg 32.0' W Lat/Long Far Late: 7 deg 55.4' N 99 deg 46.2' W SEG_02 Lat/Long Near Early: 7 deg 47.2' N 99 deg 32.0' W Lat/Long Far Early: 7 deg 55.4' N 99 deg 46.2' W GMT Center 1994/103:09:49:09.4 Lat/Long Center: 8 deg 14.6' N 99 deg 25.4' W Lat/Long Near Late: 8 deg 33.8' N 99 deg 4.6' W Lat/Long Far Late: 8 deg 42.1' N 99 deg 18.8' W SEG_03 Lat/Long Near Early: 8 deg 33.8' N 99 deg 4.6' W Lat/Long Far Early: 8 deg 42.1' N 99 deg 18.8' W GMT Center 1994/103:09:49:23.1 Lat/Long Center: 9 deg 1.6' N 98 deg 57.7' W Lat/Long Near Late: 9 deg 20.7' N 98 deg 36.8' W Lat/Long Far Late: 9 deg 29.1' N 98 deg 51.2' W SEG_04 Lat/Long Near Early: 9 deg 20.7' N 98 deg 36.8' W Lat/Long Far Early: 9 deg 29.1' N 98 deg 51.2' W GMT Center 1994/103:09:49:36.9 Lat/Long Center: 9 deg 48.2' N 98 deg 30.2' W Lat/Long Near Late: 10 deg 7.6' N 98 deg 9.0' W Lat/Long Far Late: 10 deg 16.0' N 98 deg 23.4' W SEG_05 Lat/Long Near Early: 10 deg 7.6' N 98 deg 9.0' W Lat/Long Far Early: 10 deg 16.0' N 98 deg 23.4' W GMT Center 1994/103:09:49:50.6 Lat/Long Center: 10 deg 35.0' N 98 deg 2.3' W Lat/Long Near Late: 10 deg 54.1' N 97 deg 41.2' W Lat/Long Far Late: 11 deg 2.5' N 97 deg 55.6' W SEG_06 Lat/Long Near Early: 10 deg 54.1' N 97 deg 41.2' W Lat/Long Far Early: 11 deg 2.5' N 97 deg 55.6' W GMT Center 1994/103:09:50:04.4 Lat/Long Center: 11 deg 21.9' N 97 deg 34.2' W Lat/Long Near Late: 11 deg 40.9' N 97 deg 13.0' W Lat/Long Far Late: 11 deg 49.3' N 97 deg 27.5' W SEG_07 Lat/Long Near Early: 11 deg 40.9' N 97 deg 13.0' W Lat/Long Far Early: 11 deg 49.3' N 97 deg 27.5' W GMT Center 1994/103:09:50:18.1 Lat/Long Center: 12 deg 8.3' N 97 deg 6.2' W Lat/Long Near Late: 12 deg 27.6' N 96 deg 44.7' W Lat/Long Far Late: 12 deg 36.0' N 96 deg 59.2' W SEG_08 Lat/Long Near Early: 12 deg 27.6' N 96 deg 44.7' W Lat/Long Far Early: 12 deg 36.0' N 96 deg 59.2' W GMT Center 1994/103:09:50:31.8 Lat/Long Center: 12 deg 55.0' N 96 deg 37.8' W Lat/Long Near Late: 13 deg 13.9' N 96 deg 16.3' W Lat/Long Far Late: 13 deg 22.4' N 96 deg 31.0' W SEG_09 Lat/Long Near Early: 13 deg 13.9' N 96 deg 16.3' W Lat/Long Far Early: 13 deg 22.4' N 96 deg 31.0' W GMT Center 1994/103:09:50:45.6 Lat/Long Center: 13 deg 41.6' N 96 deg 9.2' W Lat/Long Near Late: 14 deg 0.4' N 95 deg 47.6' W Lat/Long Far Late: 14 deg 9.0' N 96 deg 2.3' W SEG_10 Lat/Long Near Early: 14 deg 0.4' N 95 deg 47.6' W Lat/Long Far Early: 14 deg 9.0' N 96 deg 2.3' W GMT Center 1994/103:09:50:59.3 Lat/Long Center: 14 deg 27.8' N 95 deg 40.6' W Lat/Long Near Late: 14 deg 46.9' N 95 deg 18.6' W Lat/Long Far Late: 14 deg 55.6' N 95 deg 33.4' W SEG_11 Lat/Long Near Early: 14 deg 46.9' N 95 deg 18.6' W Lat/Long Far Early: 14 deg 55.6' N 95 deg 33.4' W GMT Center 1994/103:09:51:13.1 Lat/Long Center: 15 deg 14.3' N 95 deg 11.6' W Lat/Long Near Late: 15 deg 33.0' N 94 deg 49.7' W Lat/Long Far Late: 15 deg 41.7' N 95 deg 4.5' W SEG_12 Lat/Long Near Early: 15 deg 33.0' N 94 deg 49.7' W Lat/Long Far Early: 15 deg 41.7' N 95 deg 4.5' W GMT Center 1994/103:09:51:26.8 Lat/Long Center: 16 deg 0.7' N 94 deg 42.3' W Lat/Long Near Late: 16 deg 19.3' N 94 deg 20.2' W Lat/Long Far Late: 16 deg 28.1' N 94 deg 35.2' W SEG_13 Lat/Long Near Early: 16 deg 19.3' N 94 deg 20.2' W Lat/Long Far Early: 16 deg 28.1' N 94 deg 35.2' W GMT Center 1994/103:09:51:40.5 Lat/Long Center: 16 deg 46.7' N 94 deg 13.0' W Lat/Long Near Late: 17 deg 5.2' N 93 deg 50.7' W Lat/Long Far Late: 17 deg 14.1' N 94 deg 5.8' W SEG_14 Lat/Long Near Early: 17 deg 5.2' N 93 deg 50.7' W Lat/Long Far Early: 17 deg 14.1' N 94 deg 5.8' W GMT Center 1994/103:09:51:54.3 Lat/Long Center: 17 deg 33.0' N 93 deg 43.3' W Lat/Long Near Late: 17 deg 51.4' N 93 deg 20.8' W Lat/Long Far Late: 18 deg 0.3' N 93 deg 36.0' W SEG_15 Lat/Long Near Early: 17 deg 51.4' N 93 deg 20.8' W Lat/Long Far Early: 18 deg 0.3' N 93 deg 36.0' W GMT Center 1994/103:09:52:08.0 Lat/Long Center: 18 deg 18.8' N 93 deg 13.4' W Lat/Long Near Late: 18 deg 37.4' N 92 deg 50.5' W Lat/Long Far Late: 18 deg 46.5' N 93 deg 5.8' W SEG_16 Lat/Long Near Early: 18 deg 37.4' N 92 deg 50.5' W Lat/Long Far Early: 18 deg 46.5' N 93 deg 5.8' W GMT Center 1994/103:09:52:21.7 Lat/Long Center: 19 deg 4.8' N 92 deg 43.1' W Lat/Long Near Data End: 19 deg 7.3' N 92 deg 30.7' W Lat/Long Far Data End: 19 deg 16.4' N 92 deg 46.0' W