DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 119.50 Site Name: Weddell Sea Site ID: N59 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Left Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 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: 1994/280:18:53:06.7 Data Take End GMT: 1994/280:18:58:51.8 Data Take Duration (min:sec): 5:47 Latitude at Start GMT: 53 deg 45.7' S Longitude at Start GMT: 10 deg 52.7' W Latitude at End GMT: 55 deg 11.1' S Longitude at End GMT: 28 deg 9.6' E Center Incidence Angle (deg): 25.1 Track Angle at Image Center: 93.8 deg E of True North Along-Track Image Size (km): 2506.6 Cross-Track Image Size (km): 19.8 Along-Track Resolution (m): 89 Cross-Track Resolution (m): 75 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): 100.0 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 26 Bytes per Record: 2000 Records per Segment: 546 Product Generation Date: Feb 02, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 40937 Comments: SEG_01 Lat/Long Near Early: 53 deg 50.6' S 10 deg 55.9' W Lat/Long Far Early: 53 deg 40.8' S 10 deg 49.5' W GMT Center 1994/280:18:53:13.6 Lat/Long Center: 53 deg 55.3' S 10 deg 10.1' W Lat/Long Near Late: 54 deg 9.5' S 9 deg 30.2' W Lat/Long Far Late: 53 deg 59.5' S 9 deg 24.2' W SEG_02 Lat/Long Near Early: 54 deg 9.5' S 9 deg 30.2' W Lat/Long Far Early: 53 deg 59.5' S 9 deg 24.2' W GMT Center 1994/280:18:53:27.4 Lat/Long Center: 54 deg 13.5' S 8 deg 44.0' W Lat/Long Near Late: 54 deg 27.2' S 8 deg 3.3' W Lat/Long Far Late: 54 deg 17.1' S 7 deg 57.6' W SEG_03 Lat/Long Near Early: 54 deg 27.2' S 8 deg 3.3' W Lat/Long Far Early: 54 deg 17.1' S 7 deg 57.6' W GMT Center 1994/280:18:53:41.1 Lat/Long Center: 54 deg 30.5' S 7 deg 16.6' W Lat/Long Near Late: 54 deg 43.7' S 6 deg 35.1' W Lat/Long Far Late: 54 deg 33.5' S 6 deg 29.7' W SEG_04 Lat/Long Near Early: 54 deg 43.7' S 6 deg 35.1' W Lat/Long Far Early: 54 deg 33.5' S 6 deg 29.7' W GMT Center 1994/280:18:53:54.9 Lat/Long Center: 54 deg 46.4' S 5 deg 47.9' W Lat/Long Near Late: 54 deg 59.0' S 5 deg 5.6' W Lat/Long Far Late: 54 deg 48.8' S 5 deg 0.6' W SEG_05 Lat/Long Near Early: 54 deg 59.0' S 5 deg 5.6' W Lat/Long Far Early: 54 deg 48.8' S 5 deg 0.6' W GMT Center 1994/280:18:54:08.7 Lat/Long Center: 55 deg 1.1' S 4 deg 18.1' W Lat/Long Near Late: 55 deg 13.1' S 3 deg 35.0' W Lat/Long Far Late: 55 deg 2.8' S 3 deg 30.4' W SEG_06 Lat/Long Near Early: 55 deg 13.1' S 3 deg 35.0' W Lat/Long Far Early: 55 deg 2.8' S 3 deg 30.4' W GMT Center 1994/280:18:54:22.4 Lat/Long Center: 55 deg 14.6' S 2 deg 47.1' W Lat/Long Near Late: 55 deg 26.0' S 2 deg 3.4' W Lat/Long Far Late: 55 deg 15.6' S 1 deg 59.2' W SEG_07 Lat/Long Near Early: 55 deg 26.0' S 2 deg 3.4' W Lat/Long Far Early: 55 deg 15.6' S 1 deg 59.2' W GMT Center 1994/280:18:54:36.2 Lat/Long Center: 55 deg 26.8' S 1 deg 15.2' W Lat/Long Near Late: 55 deg 37.6' S 0 deg 30.7' W Lat/Long Far Late: 55 deg 27.2' S 0 deg 26.9' W SEG_08 Lat/Long Near Early: 55 deg 37.6' S 0 deg 30.7' W Lat/Long Far Early: 55 deg 27.2' S 0 deg 26.9' W GMT Center 1994/280:18:54:50.0 Lat/Long Center: 55 deg 37.7' S 0 deg 17.7' E Lat/Long Near Late: 55 deg 48.0' S 1 deg 2.8' E Lat/Long Far Late: 55 deg 37.4' S 1 deg 6.2' E SEG_09 Lat/Long Near Early: 55 deg 48.0' S 1 deg 2.8' E Lat/Long Far Early: 55 deg 37.4' S 1 deg 6.2' E GMT Center 1994/280:18:55:03.7 Lat/Long Center: 55 deg 47.4' S 1 deg 51.5' E Lat/Long Near Late: 55 deg 57.0' S 2 deg 37.2' E Lat/Long Far Late: 55 deg 46.4' S 2 deg 40.1' E SEG_10 Lat/Long Near Early: 55 deg 57.0' S 2 deg 37.2' E Lat/Long Far Early: 55 deg 46.4' S 2 deg 40.1' E GMT Center 1994/280:18:55:17.5 Lat/Long Center: 55 deg 55.7' S 3 deg 26.0' E Lat/Long Near Late: 56 deg 4.7' S 4 deg 12.3' E Lat/Long Far Late: 55 deg 54.0' S 4 deg 14.8' E SEG_11 Lat/Long Near Early: 56 deg 4.7' S 4 deg 12.3' E Lat/Long Far Early: 55 deg 54.0' S 4 deg 14.8' E GMT Center 1994/280:18:55:31.3 Lat/Long Center: 56 deg 2.7' S 5 deg 1.2' E Lat/Long Near Late: 56 deg 11.0' S 5 deg 48.0' E Lat/Long Far Late: 56 deg 0.3' S 5 deg 50.0' E SEG_12 Lat/Long Near Early: 56 deg 11.0' S 5 deg 48.0' E Lat/Long Far Early: 56 deg 0.3' S 5 deg 50.0' E GMT Center 1994/280:18:55:45.0 Lat/Long Center: 56 deg 8.3' S 6 deg 36.9' E Lat/Long Near Late: 56 deg 16.0' S 7 deg 24.1' E Lat/Long Far Late: 56 deg 5.3' S 7 deg 25.7' E SEG_13 Lat/Long Near Early: 56 deg 16.0' S 7 deg 24.1' E Lat/Long Far Early: 56 deg 5.3' S 7 deg 25.7' E GMT Center 1994/280:18:55:58.8 Lat/Long Center: 56 deg 12.6' S 8 deg 13.0' E Lat/Long Near Late: 56 deg 19.7' S 9 deg 0.7' E Lat/Long Far Late: 56 deg 8.9' S 9 deg 1.7' E SEG_14 Lat/Long Near Early: 56 deg 19.7' S 9 deg 0.7' E Lat/Long Far Early: 56 deg 8.9' S 9 deg 1.7' E GMT Center 1994/280:18:56:12.6 Lat/Long Center: 56 deg 15.6' S 9 deg 49.5' E Lat/Long Near Late: 56 deg 21.9' S 10 deg 37.5' E Lat/Long Far Late: 56 deg 11.2' S 10 deg 38.1' E SEG_15 Lat/Long Near Early: 56 deg 21.9' S 10 deg 37.5' E Lat/Long Far Early: 56 deg 11.2' S 10 deg 38.1' E GMT Center 1994/280:18:56:26.3 Lat/Long Center: 56 deg 17.2' S 11 deg 26.1' E Lat/Long Near Late: 56 deg 22.8' S 12 deg 14.5' E Lat/Long Far Late: 56 deg 12.1' S 12 deg 14.5' E SEG_16 Lat/Long Near Early: 56 deg 22.8' S 12 deg 14.5' E Lat/Long Far Early: 56 deg 12.1' S 12 deg 14.5' E GMT Center 1994/280:18:56:40.1 Lat/Long Center: 56 deg 17.4' S 13 deg 2.9' E Lat/Long Near Late: 56 deg 22.3' S 13 deg 51.4' E Lat/Long Far Late: 56 deg 11.6' S 13 deg 51.0' E SEG_17 Lat/Long Near Early: 56 deg 22.3' S 13 deg 51.4' E Lat/Long Far Early: 56 deg 11.6' S 13 deg 51.0' E GMT Center 1994/280:18:56:53.9 Lat/Long Center: 56 deg 16.2' S 14 deg 39.5' E Lat/Long Near Late: 56 deg 20.5' S 15 deg 28.3' E Lat/Long Far Late: 56 deg 9.7' S 15 deg 27.4' E SEG_18 Lat/Long Near Early: 56 deg 20.5' S 15 deg 28.3' E Lat/Long Far Early: 56 deg 9.7' S 15 deg 27.4' E GMT Center 1994/280:18:57:07.6 Lat/Long Center: 56 deg 13.7' S 16 deg 16.1' E Lat/Long Near Late: 56 deg 17.3' S 17 deg 4.9' E Lat/Long Far Late: 56 deg 6.5' S 17 deg 3.5' E SEG_19 Lat/Long Near Early: 56 deg 17.3' S 17 deg 4.9' E Lat/Long Far Early: 56 deg 6.5' S 17 deg 3.5' E GMT Center 1994/280:18:57:21.4 Lat/Long Center: 56 deg 9.8' S 17 deg 52.3' E Lat/Long Near Late: 56 deg 12.7' S 18 deg 41.2' E Lat/Long Far Late: 56 deg 2.0' S 18 deg 39.4' E SEG_20 Lat/Long Near Early: 56 deg 12.7' S 18 deg 41.2' E Lat/Long Far Early: 56 deg 2.0' S 18 deg 39.4' E GMT Center 1994/280:18:57:35.2 Lat/Long Center: 56 deg 4.5' S 19 deg 28.2' E Lat/Long Near Late: 56 deg 6.7' S 20 deg 17.1' E Lat/Long Far Late: 55 deg 56.1' S 20 deg 14.7' E SEG_21 Lat/Long Near Early: 56 deg 6.7' S 20 deg 17.1' E Lat/Long Far Early: 55 deg 56.1' S 20 deg 14.7' E GMT Center 1994/280:18:57:48.9 Lat/Long Center: 55 deg 57.9' S 21 deg 3.5' E Lat/Long Near Late: 55 deg 59.4' S 21 deg 52.3' E Lat/Long Far Late: 55 deg 48.8' S 21 deg 49.6' E SEG_22 Lat/Long Near Early: 55 deg 59.4' S 21 deg 52.3' E Lat/Long Far Early: 55 deg 48.8' S 21 deg 49.6' E GMT Center 1994/280:18:58:02.7 Lat/Long Center: 55 deg 50.0' S 22 deg 38.2' E Lat/Long Near Late: 55 deg 50.8' S 23 deg 26.9' E Lat/Long Far Late: 55 deg 40.2' S 23 deg 23.7' E SEG_23 Lat/Long Near Early: 55 deg 50.8' S 23 deg 26.9' E Lat/Long Far Early: 55 deg 40.2' S 23 deg 23.7' E GMT Center 1994/280:18:58:16.5 Lat/Long Center: 55 deg 40.7' S 24 deg 12.2' E Lat/Long Near Late: 55 deg 40.8' S 25 deg 0.8' E Lat/Long Far Late: 55 deg 30.4' S 24 deg 57.1' E SEG_24 Lat/Long Near Early: 55 deg 40.8' S 25 deg 0.8' E Lat/Long Far Early: 55 deg 30.4' S 24 deg 57.1' E GMT Center 1994/280:18:58:30.2 Lat/Long Center: 55 deg 30.2' S 25 deg 45.4' E Lat/Long Near Late: 55 deg 29.6' S 26 deg 33.7' E Lat/Long Far Late: 55 deg 19.2' S 26 deg 29.6' E SEG_25 Lat/Long Near Early: 55 deg 29.6' S 26 deg 33.7' E Lat/Long Far Early: 55 deg 19.2' S 26 deg 29.6' E GMT Center 1994/280:18:58:44.0 Lat/Long Center: 55 deg 18.3' S 27 deg 17.6' E Lat/Long Near Late: 55 deg 17.1' S 28 deg 5.7' E Lat/Long Far Late: 55 deg 6.8' S 28 deg 1.2' E SEG_26 Lat/Long Near Early: 55 deg 17.1' S 28 deg 5.7' E Lat/Long Far Early: 55 deg 6.8' S 28 deg 1.2' E Lat/Long Near Data End: 55 deg 16.2' S 28 deg 11.9' E Lat/Long Far Data End: 55 deg 5.9' S 28 deg 7.4' E