DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 34.51 Site Name: Sudan A0 Site ID: G52 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 / X-SAR Antenna Direction: Left Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 17 Quantization Format: BFPQ Beam Spoiling Mode: 3 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: 1994/275:12:40:54.0 Data Take End GMT: 1994/275:12:44:00.9 Data Take Duration (min:sec): 3:10 Latitude at Start GMT: 28 deg 19.9' N Longitude at Start GMT: 29 deg 6.5' E Latitude at End GMT: 18 deg 0.9' N Longitude at End GMT: 36 deg 20.4' E Center Incidence Angle (deg): 42.2 Track Angle at Image Center: 147.4 deg E of True North Along-Track Image Size (km): 1358.2 Cross-Track Image Size (km): 35.8 Along-Track Resolution (m): 110 Cross-Track Resolution (m): 48 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): 27.7 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 14 Bytes per Record: 2000 Records per Segment: 866 Product Generation Date: Dec 14, 1994 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 40631 Comments: SEG_01 Lat/Long Near Early: 28 deg 14.4' N 28 deg 57.4' E Lat/Long Far Early: 28 deg 25.4' N 29 deg 15.6' E GMT Center 1994/275:12:41:00.8 Lat/Long Center: 27 deg 57.5' N 29 deg 23.9' E Lat/Long Near Late: 27 deg 29.7' N 29 deg 32.0' E Lat/Long Far Late: 27 deg 40.6' N 29 deg 50.1' E SEG_02 Lat/Long Near Early: 27 deg 29.7' N 29 deg 32.0' E Lat/Long Far Early: 27 deg 40.6' N 29 deg 50.1' E GMT Center 1994/275:12:41:14.6 Lat/Long Center: 27 deg 12.7' N 29 deg 58.1' E Lat/Long Near Late: 26 deg 44.8' N 30 deg 6.1' E Lat/Long Far Late: 26 deg 55.7' N 30 deg 24.1' E SEG_03 Lat/Long Near Early: 26 deg 44.8' N 30 deg 6.1' E Lat/Long Far Early: 26 deg 55.7' N 30 deg 24.1' E GMT Center 1994/275:12:41:28.4 Lat/Long Center: 26 deg 27.8' N 30 deg 31.9' E Lat/Long Near Late: 25 deg 59.8' N 30 deg 39.7' E Lat/Long Far Late: 26 deg 10.6' N 30 deg 57.6' E SEG_04 Lat/Long Near Early: 25 deg 59.8' N 30 deg 39.7' E Lat/Long Far Early: 26 deg 10.6' N 30 deg 57.6' E GMT Center 1994/275:12:41:42.1 Lat/Long Center: 25 deg 42.7' N 31 deg 5.3' E Lat/Long Near Late: 25 deg 14.7' N 31 deg 12.9' E Lat/Long Far Late: 25 deg 25.4' N 31 deg 30.7' E SEG_05 Lat/Long Near Early: 25 deg 14.7' N 31 deg 12.9' E Lat/Long Far Early: 25 deg 25.4' N 31 deg 30.7' E GMT Center 1994/275:12:41:55.9 Lat/Long Center: 24 deg 57.4' N 31 deg 38.2' E Lat/Long Near Late: 24 deg 29.4' N 31 deg 45.6' E Lat/Long Far Late: 24 deg 40.0' N 32 deg 3.4' E SEG_06 Lat/Long Near Early: 24 deg 29.4' N 31 deg 45.6' E Lat/Long Far Early: 24 deg 40.0' N 32 deg 3.4' E GMT Center 1994/275:12:42:09.7 Lat/Long Center: 24 deg 12.0' N 32 deg 10.7' E Lat/Long Near Late: 23 deg 44.0' N 32 deg 17.9' E Lat/Long Far Late: 23 deg 54.5' N 32 deg 35.6' E SEG_07 Lat/Long Near Early: 23 deg 44.0' N 32 deg 17.9' E Lat/Long Far Early: 23 deg 54.5' N 32 deg 35.6' E GMT Center 1994/275:12:42:23.4 Lat/Long Center: 23 deg 26.5' N 32 deg 42.8' E Lat/Long Near Late: 22 deg 58.5' N 32 deg 49.9' E Lat/Long Far Late: 23 deg 8.9' N 33 deg 7.5' E SEG_08 Lat/Long Near Early: 22 deg 58.5' N 32 deg 49.9' E Lat/Long Far Early: 23 deg 8.9' N 33 deg 7.5' E GMT Center 1994/275:12:42:37.2 Lat/Long Center: 22 deg 40.8' N 33 deg 14.5' E Lat/Long Near Late: 22 deg 12.8' N 33 deg 21.4' E Lat/Long Far Late: 22 deg 23.2' N 33 deg 39.0' E SEG_09 Lat/Long Near Early: 22 deg 12.8' N 33 deg 21.4' E Lat/Long Far Early: 22 deg 23.2' N 33 deg 39.0' E GMT Center 1994/275:12:42:51.0 Lat/Long Center: 21 deg 55.1' N 33 deg 45.8' E Lat/Long Near Late: 21 deg 27.0' N 33 deg 52.6' E Lat/Long Far Late: 21 deg 37.3' N 34 deg 10.1' E SEG_10 Lat/Long Near Early: 21 deg 27.0' N 33 deg 52.6' E Lat/Long Far Early: 21 deg 37.3' N 34 deg 10.1' E GMT Center 1994/275:12:43:04.7 Lat/Long Center: 21 deg 9.2' N 34 deg 16.8' E Lat/Long Near Late: 20 deg 41.1' N 34 deg 23.5' E Lat/Long Far Late: 20 deg 51.3' N 34 deg 40.9' E SEG_11 Lat/Long Near Early: 20 deg 41.1' N 34 deg 23.5' E Lat/Long Far Early: 20 deg 51.3' N 34 deg 40.9' E GMT Center 1994/275:12:43:18.5 Lat/Long Center: 20 deg 23.2' N 34 deg 47.5' E Lat/Long Near Late: 19 deg 55.1' N 34 deg 54.0' E Lat/Long Far Late: 20 deg 5.3' N 35 deg 11.4' E SEG_12 Lat/Long Near Early: 19 deg 55.1' N 34 deg 54.0' E Lat/Long Far Early: 20 deg 5.3' N 35 deg 11.4' E GMT Center 1994/275:12:43:32.3 Lat/Long Center: 19 deg 37.1' N 35 deg 17.8' E Lat/Long Near Late: 19 deg 9.0' N 35 deg 24.3' E Lat/Long Far Late: 19 deg 19.1' N 35 deg 41.6' E SEG_13 Lat/Long Near Early: 19 deg 9.0' N 35 deg 24.3' E Lat/Long Far Early: 19 deg 19.1' N 35 deg 41.6' E GMT Center 1994/275:12:43:46.0 Lat/Long Center: 18 deg 51.0' N 35 deg 47.9' E Lat/Long Near Late: 18 deg 22.8' N 35 deg 54.2' E Lat/Long Far Late: 18 deg 32.9' N 36 deg 11.4' E SEG_14 Lat/Long Near Early: 18 deg 22.8' N 35 deg 54.2' E Lat/Long Far Early: 18 deg 32.9' N 36 deg 11.4' E GMT Center 1994/275:12:43:59.8 Lat/Long Center: 18 deg 4.7' N 36 deg 17.7' E Lat/Long Near Data End: 17 deg 55.9' N 36 deg 11.8' E Lat/Long Far Data End: 18 deg 5.9' N 36 deg 29.0' E