DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 145.11 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: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 17 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1488.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/108:08:06:06.7 Data Take End GMT: 1994/108:08:10:54.0 Data Take Duration (min:sec): 4:47 Latitude at Start GMT: 7 deg 54.4' N Longitude at Start GMT: 99 deg 45.1' W Latitude at End GMT: 23 deg 54.0' N Longitude at End GMT: 89 deg 17.5' W Center Incidence Angle (deg): 40.3 Track Angle at Image Center: 32.1 deg E of True North Along-Track Image Size (km): 2094.4 Cross-Track Image Size (km): 34.2 Along-Track Resolution (m): 106 Cross-Track Resolution (m): 99 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): 74.2 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 21 Bytes per Record: 2000 Records per Segment: 834 Product Generation Date: Sep 13, 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: 11173 Comments: SEG_01 Lat/Long Near Early: 7 deg 59.0' N 99 deg 53.1' W Lat/Long Far Early: 7 deg 49.7' N 99 deg 37.2' W GMT Center 1994/108:08:06:13.5 Lat/Long Center: 8 deg 17.7' N 99 deg 31.3' W Lat/Long Near Late: 8 deg 45.7' N 99 deg 25.4' W Lat/Long Far Late: 8 deg 36.3' N 99 deg 9.5' W SEG_02 Lat/Long Near Early: 8 deg 45.7' N 99 deg 25.4' W Lat/Long Far Early: 8 deg 36.3' N 99 deg 9.5' W GMT Center 1994/108:08:06:27.2 Lat/Long Center: 9 deg 4.4' N 99 deg 3.5' W Lat/Long Near Late: 9 deg 32.4' N 98 deg 57.5' W Lat/Long Far Late: 9 deg 23.0' N 98 deg 41.6' W SEG_03 Lat/Long Near Early: 9 deg 32.4' N 98 deg 57.5' W Lat/Long Far Early: 9 deg 23.0' N 98 deg 41.6' W GMT Center 1994/108:08:06:41.0 Lat/Long Center: 9 deg 51.0' N 98 deg 35.6' W Lat/Long Near Late: 10 deg 19.0' N 98 deg 29.5' W Lat/Long Far Late: 10 deg 9.5' N 98 deg 13.6' W SEG_04 Lat/Long Near Early: 10 deg 19.0' N 98 deg 29.5' W Lat/Long Far Early: 10 deg 9.5' N 98 deg 13.6' W GMT Center 1994/108:08:06:54.7 Lat/Long Center: 10 deg 37.5' N 98 deg 7.5' W Lat/Long Near Late: 11 deg 5.5' N 98 deg 1.4' W Lat/Long Far Late: 10 deg 56.0' N 97 deg 45.4' W SEG_05 Lat/Long Near Early: 11 deg 5.5' N 98 deg 1.4' W Lat/Long Far Early: 10 deg 56.0' N 97 deg 45.4' W GMT Center 1994/108:08:07:08.4 Lat/Long Center: 11 deg 24.0' N 97 deg 39.2' W Lat/Long Near Late: 11 deg 52.0' N 97 deg 33.0' W Lat/Long Far Late: 11 deg 42.4' N 97 deg 17.0' W SEG_06 Lat/Long Near Early: 11 deg 52.0' N 97 deg 33.0' W Lat/Long Far Early: 11 deg 42.4' N 97 deg 17.0' W GMT Center 1994/108:08:07:22.1 Lat/Long Center: 12 deg 10.4' N 97 deg 10.8' W Lat/Long Near Late: 12 deg 38.4' N 97 deg 4.5' W Lat/Long Far Late: 12 deg 28.7' N 96 deg 48.4' W SEG_07 Lat/Long Near Early: 12 deg 38.4' N 97 deg 4.5' W Lat/Long Far Early: 12 deg 28.7' N 96 deg 48.4' W GMT Center 1994/108:08:07:35.8 Lat/Long Center: 12 deg 56.7' N 96 deg 42.1' W Lat/Long Near Late: 13 deg 24.7' N 96 deg 35.8' W Lat/Long Far Late: 13 deg 15.0' N 96 deg 19.7' W SEG_08 Lat/Long Near Early: 13 deg 24.7' N 96 deg 35.8' W Lat/Long Far Early: 13 deg 15.0' N 96 deg 19.7' W GMT Center 1994/108:08:07:49.6 Lat/Long Center: 13 deg 42.9' N 96 deg 13.3' W Lat/Long Near Late: 14 deg 10.9' N 96 deg 6.8' W Lat/Long Far Late: 14 deg 1.2' N 95 deg 50.7' W SEG_09 Lat/Long Near Early: 14 deg 10.9' N 96 deg 6.8' W Lat/Long Far Early: 14 deg 1.2' N 95 deg 50.7' W GMT Center 1994/108:08:08:03.3 Lat/Long Center: 14 deg 29.1' N 95 deg 44.2' W Lat/Long Near Late: 14 deg 57.0' N 95 deg 37.6' W Lat/Long Far Late: 14 deg 47.2' N 95 deg 21.4' W SEG_10 Lat/Long Near Early: 14 deg 57.0' N 95 deg 37.6' W Lat/Long Far Early: 14 deg 47.2' N 95 deg 21.4' W GMT Center 1994/108:08:08:17.0 Lat/Long Center: 15 deg 15.2' N 95 deg 14.8' W Lat/Long Near Late: 15 deg 43.1' N 95 deg 8.2' W Lat/Long Far Late: 15 deg 33.2' N 94 deg 52.0' W SEG_11 Lat/Long Near Early: 15 deg 43.1' N 95 deg 8.2' W Lat/Long Far Early: 15 deg 33.2' N 94 deg 52.0' W GMT Center 1994/108:08:08:30.7 Lat/Long Center: 16 deg 1.1' N 94 deg 45.3' W Lat/Long Near Late: 16 deg 29.0' N 94 deg 38.5' W Lat/Long Far Late: 16 deg 19.1' N 94 deg 22.2' W SEG_12 Lat/Long Near Early: 16 deg 29.0' N 94 deg 38.5' W Lat/Long Far Early: 16 deg 19.1' N 94 deg 22.2' W GMT Center 1994/108:08:08:44.4 Lat/Long Center: 16 deg 47.0' N 94 deg 15.4' W Lat/Long Near Late: 17 deg 14.9' N 94 deg 8.5' W Lat/Long Far Late: 17 deg 4.9' N 93 deg 52.2' W SEG_13 Lat/Long Near Early: 17 deg 14.9' N 94 deg 8.5' W Lat/Long Far Early: 17 deg 4.9' N 93 deg 52.2' W GMT Center 1994/108:08:08:58.1 Lat/Long Center: 17 deg 32.7' N 93 deg 45.3' W Lat/Long Near Late: 18 deg 0.6' N 93 deg 38.3' W Lat/Long Far Late: 17 deg 50.6' N 93 deg 21.9' W SEG_14 Lat/Long Near Early: 18 deg 0.6' N 93 deg 38.3' W Lat/Long Far Early: 17 deg 50.6' N 93 deg 21.9' W GMT Center 1994/108:08:09:11.9 Lat/Long Center: 18 deg 18.4' N 93 deg 14.8' W Lat/Long Near Late: 18 deg 46.2' N 93 deg 7.7' W Lat/Long Far Late: 18 deg 36.1' N 92 deg 51.3' W SEG_15 Lat/Long Near Early: 18 deg 46.2' N 93 deg 7.7' W Lat/Long Far Early: 18 deg 36.1' N 92 deg 51.3' W GMT Center 1994/108:08:09:25.6 Lat/Long Center: 19 deg 3.9' N 92 deg 44.1' W Lat/Long Near Late: 19 deg 31.7' N 92 deg 36.9' W Lat/Long Far Late: 19 deg 21.5' N 92 deg 20.4' W SEG_16 Lat/Long Near Early: 19 deg 31.7' N 92 deg 36.9' W Lat/Long Far Early: 19 deg 21.5' N 92 deg 20.4' W GMT Center 1994/108:08:09:39.3 Lat/Long Center: 19 deg 49.3' N 92 deg 13.0' W Lat/Long Near Late: 20 deg 17.1' N 92 deg 5.7' W Lat/Long Far Late: 20 deg 6.8' N 91 deg 49.1' W SEG_17 Lat/Long Near Early: 20 deg 17.1' N 92 deg 5.7' W Lat/Long Far Early: 20 deg 6.8' N 91 deg 49.1' W GMT Center 1994/108:08:09:53.0 Lat/Long Center: 20 deg 34.6' N 91 deg 41.6' W Lat/Long Near Late: 21 deg 2.4' N 91 deg 34.1' W Lat/Long Far Late: 20 deg 52.0' N 91 deg 17.5' W SEG_18 Lat/Long Near Early: 21 deg 2.4' N 91 deg 34.1' W Lat/Long Far Early: 20 deg 52.0' N 91 deg 17.5' W GMT Center 1994/108:08:10:06.7 Lat/Long Center: 21 deg 19.7' N 91 deg 9.9' W Lat/Long Near Late: 21 deg 47.5' N 91 deg 2.2' W Lat/Long Far Late: 21 deg 37.0' N 90 deg 45.5' W SEG_19 Lat/Long Near Early: 21 deg 47.5' N 91 deg 2.2' W Lat/Long Far Early: 21 deg 37.0' N 90 deg 45.5' W GMT Center 1994/108:08:10:20.4 Lat/Long Center: 22 deg 4.7' N 90 deg 37.7' W Lat/Long Near Late: 22 deg 32.4' N 90 deg 29.9' W Lat/Long Far Late: 22 deg 21.9' N 90 deg 13.2' W SEG_20 Lat/Long Near Early: 22 deg 32.4' N 90 deg 29.9' W Lat/Long Far Early: 22 deg 21.9' N 90 deg 13.2' W GMT Center 1994/108:08:10:34.2 Lat/Long Center: 22 deg 49.6' N 90 deg 5.2' W Lat/Long Near Late: 23 deg 17.2' N 89 deg 57.2' W Lat/Long Far Late: 23 deg 6.6' N 89 deg 40.4' W SEG_21 Lat/Long Near Early: 23 deg 17.2' N 89 deg 57.2' W Lat/Long Far Early: 23 deg 6.6' N 89 deg 40.4' W GMT Center 1994/108:08:10:47.9 Lat/Long Center: 23 deg 34.3' N 89 deg 32.2' W Lat/Long Near Data End: 23 deg 59.4' N 89 deg 25.9' W Lat/Long Far Data End: 23 deg 48.7' N 89 deg 9.1' W