DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 77.20 Site Name: Fort Flatters, Sahara Site ID: G63 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 8 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1512.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/278:03:49:52.7 Data Take End GMT: 1994/278:03:54:13.7 Data Take Duration (min:sec): 4:23 Latitude at Start GMT: 21 deg 10.9' N Longitude at Start GMT: 2 deg 11.8' E Latitude at End GMT: 34 deg 44.5' N Longitude at End GMT: 13 deg 55.9' E Center Incidence Angle (deg): 52.6 Track Angle at Image Center: 37.3 deg E of True North Along-Track Image Size (km): 1896.9 Cross-Track Image Size (km): 61.2 Along-Track Resolution (m): 70 Cross-Track Resolution (m): 40 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): 2.6 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 19 Bytes per Record: 2000 Records per Segment: 1374 Product Generation Date: Nov 22, 1994 Processing Facility: JPL Processor S/W Version: 1.2.6 Available Standard Products: LHH, CHH, XVV Processing Run Number: 40437 Comments: SEG_01 Lat/Long Near Early: 21 deg 20.2' N 1 deg 57.2' E Lat/Long Far Early: 21 deg 1.6' N 2 deg 26.3' E GMT Center 1994/278:03:49:59.6 Lat/Long Center: 21 deg 33.3' N 2 deg 28.0' E Lat/Long Near Late: 22 deg 5.0' N 2 deg 29.7' E Lat/Long Far Late: 21 deg 46.3' N 2 deg 58.9' E SEG_02 Lat/Long Near Early: 22 deg 5.0' N 2 deg 29.7' E Lat/Long Far Early: 21 deg 46.3' N 2 deg 58.9' E GMT Center 1994/278:03:50:13.3 Lat/Long Center: 22 deg 18.0' N 3 deg 0.7' E Lat/Long Near Late: 22 deg 49.6' N 3 deg 2.6' E Lat/Long Far Late: 22 deg 30.8' N 3 deg 31.8' E SEG_03 Lat/Long Near Early: 22 deg 49.6' N 3 deg 2.6' E Lat/Long Far Early: 22 deg 30.8' N 3 deg 31.8' E GMT Center 1994/278:03:50:27.1 Lat/Long Center: 23 deg 2.5' N 3 deg 33.8' E Lat/Long Near Late: 23 deg 34.1' N 3 deg 35.9' E Lat/Long Far Late: 23 deg 15.1' N 4 deg 5.2' E SEG_04 Lat/Long Near Early: 23 deg 34.1' N 3 deg 35.9' E Lat/Long Far Early: 23 deg 15.1' N 4 deg 5.2' E GMT Center 1994/278:03:50:40.9 Lat/Long Center: 23 deg 46.8' N 4 deg 7.4' E Lat/Long Near Late: 24 deg 18.4' N 4 deg 9.6' E Lat/Long Far Late: 23 deg 59.3' N 4 deg 39.0' E SEG_05 Lat/Long Near Early: 24 deg 18.4' N 4 deg 9.6' E Lat/Long Far Early: 23 deg 59.3' N 4 deg 39.0' E GMT Center 1994/278:03:50:54.6 Lat/Long Center: 24 deg 30.9' N 4 deg 41.4' E Lat/Long Near Late: 25 deg 2.6' N 4 deg 43.9' E Lat/Long Far Late: 24 deg 43.3' N 5 deg 13.3' E SEG_06 Lat/Long Near Early: 25 deg 2.6' N 4 deg 43.9' E Lat/Long Far Early: 24 deg 43.3' N 5 deg 13.3' E GMT Center 1994/278:03:51:08.4 Lat/Long Center: 25 deg 14.9' N 5 deg 15.9' E Lat/Long Near Late: 25 deg 46.5' N 5 deg 18.5' E Lat/Long Far Late: 25 deg 27.1' N 5 deg 48.1' E SEG_07 Lat/Long Near Early: 25 deg 46.5' N 5 deg 18.5' E Lat/Long Far Early: 25 deg 27.1' N 5 deg 48.1' E GMT Center 1994/278:03:51:22.1 Lat/Long Center: 25 deg 58.7' N 5 deg 50.9' E Lat/Long Near Late: 26 deg 30.3' N 5 deg 53.7' E Lat/Long Far Late: 26 deg 10.6' N 6 deg 23.3' E SEG_08 Lat/Long Near Early: 26 deg 30.3' N 5 deg 53.7' E Lat/Long Far Early: 26 deg 10.6' N 6 deg 23.3' E GMT Center 1994/278:03:51:35.9 Lat/Long Center: 26 deg 42.2' N 6 deg 26.3' E Lat/Long Near Late: 27 deg 13.8' N 6 deg 29.4' E Lat/Long Far Late: 26 deg 54.0' N 6 deg 59.1' E SEG_09 Lat/Long Near Early: 27 deg 13.8' N 6 deg 29.4' E Lat/Long Far Early: 26 deg 54.0' N 6 deg 59.1' E GMT Center 1994/278:03:51:49.7 Lat/Long Center: 27 deg 25.6' N 7 deg 2.3' E Lat/Long Near Late: 27 deg 57.2' N 7 deg 5.6' E Lat/Long Far Late: 27 deg 37.2' N 7 deg 35.4' E SEG_10 Lat/Long Near Early: 27 deg 57.2' N 7 deg 5.6' E Lat/Long Far Early: 27 deg 37.2' N 7 deg 35.4' E GMT Center 1994/278:03:52:03.4 Lat/Long Center: 28 deg 8.7' N 7 deg 38.9' E Lat/Long Near Late: 28 deg 40.3' N 7 deg 42.4' E Lat/Long Far Late: 28 deg 20.1' N 8 deg 12.2' E SEG_11 Lat/Long Near Early: 28 deg 40.3' N 7 deg 42.4' E Lat/Long Far Early: 28 deg 20.1' N 8 deg 12.2' E GMT Center 1994/278:03:52:17.2 Lat/Long Center: 28 deg 51.6' N 8 deg 16.0' E Lat/Long Near Late: 29 deg 23.2' N 8 deg 19.8' E Lat/Long Far Late: 29 deg 2.8' N 8 deg 49.7' E SEG_12 Lat/Long Near Early: 29 deg 23.2' N 8 deg 19.8' E Lat/Long Far Early: 29 deg 2.8' N 8 deg 49.7' E GMT Center 1994/278:03:52:30.9 Lat/Long Center: 29 deg 34.3' N 8 deg 53.7' E Lat/Long Near Late: 30 deg 5.8' N 8 deg 57.7' E Lat/Long Far Late: 29 deg 45.2' N 9 deg 27.7' E SEG_13 Lat/Long Near Early: 30 deg 5.8' N 8 deg 57.7' E Lat/Long Far Early: 29 deg 45.2' N 9 deg 27.7' E GMT Center 1994/278:03:52:44.7 Lat/Long Center: 30 deg 16.7' N 9 deg 32.0' E Lat/Long Near Late: 30 deg 48.2' N 9 deg 36.3' E Lat/Long Far Late: 30 deg 27.4' N 10 deg 6.3' E SEG_14 Lat/Long Near Early: 30 deg 48.2' N 9 deg 36.3' E Lat/Long Far Early: 30 deg 27.4' N 10 deg 6.3' E GMT Center 1994/278:03:52:58.5 Lat/Long Center: 30 deg 58.9' N 10 deg 10.9' E Lat/Long Near Late: 31 deg 30.3' N 10 deg 15.5' E Lat/Long Far Late: 31 deg 9.3' N 10 deg 45.6' E SEG_15 Lat/Long Near Early: 31 deg 30.3' N 10 deg 15.5' E Lat/Long Far Early: 31 deg 9.3' N 10 deg 45.6' E GMT Center 1994/278:03:53:12.2 Lat/Long Center: 31 deg 40.8' N 10 deg 50.5' E Lat/Long Near Late: 32 deg 12.2' N 10 deg 55.4' E Lat/Long Far Late: 31 deg 51.0' N 11 deg 25.5' E SEG_16 Lat/Long Near Early: 32 deg 12.2' N 10 deg 55.4' E Lat/Long Far Early: 31 deg 51.0' N 11 deg 25.5' E GMT Center 1994/278:03:53:26.0 Lat/Long Center: 32 deg 22.4' N 11 deg 30.7' E Lat/Long Near Late: 32 deg 53.8' N 11 deg 36.0' E Lat/Long Far Late: 32 deg 32.4' N 12 deg 6.2' E SEG_17 Lat/Long Near Early: 32 deg 53.8' N 11 deg 36.0' E Lat/Long Far Early: 32 deg 32.4' N 12 deg 6.2' E GMT Center 1994/278:03:53:39.7 Lat/Long Center: 33 deg 3.7' N 12 deg 11.7' E Lat/Long Near Late: 33 deg 35.1' N 12 deg 17.3' E Lat/Long Far Late: 33 deg 13.4' N 12 deg 47.5' E SEG_18 Lat/Long Near Early: 33 deg 35.1' N 12 deg 17.3' E Lat/Long Far Early: 33 deg 13.4' N 12 deg 47.5' E GMT Center 1994/278:03:53:53.5 Lat/Long Center: 33 deg 44.7' N 12 deg 53.4' E Lat/Long Near Late: 34 deg 16.1' N 12 deg 59.3' E Lat/Long Far Late: 33 deg 54.2' N 13 deg 29.6' E SEG_19 Lat/Long Near Early: 34 deg 16.1' N 12 deg 59.3' E Lat/Long Far Early: 33 deg 54.2' N 13 deg 29.6' E GMT Center 1994/278:03:54:07.3 Lat/Long Center: 34 deg 25.5' N 13 deg 35.8' E Lat/Long Near Data End: 34 deg 55.5' N 13 deg 40.7' E Lat/Long Far Data End: 34 deg 33.4' N 14 deg 11.0' E