DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 34.52 Site Name: Erta Ale, Ethiopia Site ID: G1D 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): 10 Pulse Duration (micro sec): 17 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1344.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/275:12:44:24.5 Data Take End GMT: 1994/275:12:47:22.1 Data Take Duration (min:sec): 3:0 Latitude at Start GMT: 17 deg 22.8' N Longitude at Start GMT: 38 deg 21.9' E Latitude at End GMT: 7 deg 17.6' N Longitude at End GMT: 44 deg 20.4' E Center Incidence Angle (deg): 59.2 Track Angle at Image Center: 149.9 deg E of True North Along-Track Image Size (km): 1289.5 Cross-Track Image Size (km): 63.4 Along-Track Resolution (m): 146 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): 7.7 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 13 Bytes per Record: 2000 Records per Segment: 1418 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: 40632 Comments: SEG_01 Lat/Long Near Early: 17 deg 14.0' N 38 deg 6.5' E Lat/Long Far Early: 17 deg 31.6' N 38 deg 37.3' E GMT Center 1994/275:12:44:31.4 Lat/Long Center: 16 deg 59.5' N 38 deg 36.3' E Lat/Long Near Late: 16 deg 27.3' N 38 deg 35.4' E Lat/Long Far Late: 16 deg 44.9' N 39 deg 6.1' E SEG_02 Lat/Long Near Early: 16 deg 27.3' N 38 deg 35.4' E Lat/Long Far Early: 16 deg 44.9' N 39 deg 6.1' E GMT Center 1994/275:12:44:45.2 Lat/Long Center: 16 deg 12.7' N 39 deg 5.0' E Lat/Long Near Late: 15 deg 40.6' N 39 deg 4.0' E Lat/Long Far Late: 15 deg 58.1' N 39 deg 34.7' E SEG_03 Lat/Long Near Early: 15 deg 40.6' N 39 deg 4.0' E Lat/Long Far Early: 15 deg 58.1' N 39 deg 34.7' E GMT Center 1994/275:12:44:58.9 Lat/Long Center: 15 deg 26.0' N 39 deg 33.6' E Lat/Long Near Late: 14 deg 53.9' N 39 deg 32.5' E Lat/Long Far Late: 15 deg 11.3' N 40 deg 3.0' E SEG_04 Lat/Long Near Early: 14 deg 53.9' N 39 deg 32.5' E Lat/Long Far Early: 15 deg 11.3' N 40 deg 3.0' E GMT Center 1994/275:12:45:12.7 Lat/Long Center: 14 deg 39.2' N 40 deg 1.9' E Lat/Long Near Late: 14 deg 7.1' N 40 deg 0.8' E Lat/Long Far Late: 14 deg 24.4' N 40 deg 31.2' E SEG_05 Lat/Long Near Early: 14 deg 7.1' N 40 deg 0.8' E Lat/Long Far Early: 14 deg 24.4' N 40 deg 31.2' E GMT Center 1994/275:12:45:26.5 Lat/Long Center: 13 deg 52.3' N 40 deg 30.0' E Lat/Long Near Late: 13 deg 20.2' N 40 deg 28.9' E Lat/Long Far Late: 13 deg 37.5' N 40 deg 59.2' E SEG_06 Lat/Long Near Early: 13 deg 20.2' N 40 deg 28.9' E Lat/Long Far Early: 13 deg 37.5' N 40 deg 59.2' E GMT Center 1994/275:12:45:40.2 Lat/Long Center: 13 deg 5.4' N 40 deg 58.0' E Lat/Long Near Late: 12 deg 33.3' N 40 deg 56.8' E Lat/Long Far Late: 12 deg 50.5' N 41 deg 27.1' E SEG_07 Lat/Long Near Early: 12 deg 33.3' N 40 deg 56.8' E Lat/Long Far Early: 12 deg 50.5' N 41 deg 27.1' E GMT Center 1994/275:12:45:54.0 Lat/Long Center: 12 deg 18.4' N 41 deg 25.8' E Lat/Long Near Late: 11 deg 46.3' N 41 deg 24.6' E Lat/Long Far Late: 12 deg 3.6' N 41 deg 54.8' E SEG_08 Lat/Long Near Early: 11 deg 46.3' N 41 deg 24.6' E Lat/Long Far Early: 12 deg 3.6' N 41 deg 54.8' E GMT Center 1994/275:12:46:07.8 Lat/Long Center: 11 deg 31.5' N 41 deg 53.5' E Lat/Long Near Late: 10 deg 59.4' N 41 deg 52.2' E Lat/Long Far Late: 11 deg 16.5' N 42 deg 22.4' E SEG_09 Lat/Long Near Early: 10 deg 59.4' N 41 deg 52.2' E Lat/Long Far Early: 11 deg 16.5' N 42 deg 22.4' E GMT Center 1994/275:12:46:21.6 Lat/Long Center: 10 deg 44.4' N 42 deg 21.0' E Lat/Long Near Late: 10 deg 12.3' N 42 deg 19.7' E Lat/Long Far Late: 10 deg 29.5' N 42 deg 49.8' E SEG_10 Lat/Long Near Early: 10 deg 12.3' N 42 deg 19.7' E Lat/Long Far Early: 10 deg 29.5' N 42 deg 49.8' E GMT Center 1994/275:12:46:35.3 Lat/Long Center: 9 deg 57.4' N 42 deg 48.4' E Lat/Long Near Late: 9 deg 25.3' N 42 deg 47.1' E Lat/Long Far Late: 9 deg 42.4' N 43 deg 17.1' E SEG_11 Lat/Long Near Early: 9 deg 25.3' N 42 deg 47.1' E Lat/Long Far Early: 9 deg 42.4' N 43 deg 17.1' E GMT Center 1994/275:12:46:49.1 Lat/Long Center: 9 deg 10.3' N 43 deg 15.8' E Lat/Long Near Late: 8 deg 38.2' N 43 deg 14.4' E Lat/Long Far Late: 8 deg 55.3' N 43 deg 44.4' E SEG_12 Lat/Long Near Early: 8 deg 38.2' N 43 deg 14.4' E Lat/Long Far Early: 8 deg 55.3' N 43 deg 44.4' E GMT Center 1994/275:12:47:02.9 Lat/Long Center: 8 deg 23.3' N 43 deg 43.0' E Lat/Long Near Late: 7 deg 51.2' N 43 deg 41.6' E Lat/Long Far Late: 8 deg 8.3' N 44 deg 11.5' E SEG_13 Lat/Long Near Early: 7 deg 51.2' N 43 deg 41.6' E Lat/Long Far Early: 8 deg 8.3' N 44 deg 11.5' E GMT Center 1994/275:12:47:16.7 Lat/Long Center: 7 deg 36.2' N 44 deg 10.1' E Lat/Long Near Data End: 7 deg 9.0' N 44 deg 5.5' E Lat/Long Far Data End: 7 deg 26.1' N 44 deg 35.4' E