DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 103.80 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: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 4 PRF (Hz): 1620.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/279:19:14:18.8 Data Take End GMT: 1994/279:19:20:04.9 Data Take Duration (min:sec): 5:47 Latitude at Start GMT: 56 deg 13.8' S Longitude at Start GMT: 8 deg 55.7' W Latitude at End GMT: 56 deg 41.4' S Longitude at End GMT: 32 deg 28.8' E Center Incidence Angle (deg): 31.0 Track Angle at Image Center: 91.3 deg E of True North Along-Track Image Size (km): 2508.2 Cross-Track Image Size (km): 34.8 Along-Track Resolution (m): 56 Cross-Track Resolution (m): 124 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): 53.7 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: 846 Product Generation Date: Feb 08, 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: 40977 Comments: SEG_01 Lat/Long Near Early: 56 deg 5.1' S 8 deg 50.2' W Lat/Long Far Early: 56 deg 22.5' S 9 deg 1.3' W GMT Center 1994/279:19:14:25.7 Lat/Long Center: 56 deg 22.7' S 8 deg 9.8' W Lat/Long Near Late: 56 deg 22.4' S 7 deg 18.4' W Lat/Long Far Late: 56 deg 40.0' S 7 deg 28.9' W SEG_02 Lat/Long Near Early: 56 deg 22.4' S 7 deg 18.4' W Lat/Long Far Early: 56 deg 40.0' S 7 deg 28.9' W GMT Center 1994/279:19:14:39.5 Lat/Long Center: 56 deg 39.5' S 6 deg 37.0' W Lat/Long Near Late: 56 deg 38.6' S 5 deg 45.2' W Lat/Long Far Late: 56 deg 56.3' S 5 deg 55.0' W SEG_03 Lat/Long Near Early: 56 deg 38.6' S 5 deg 45.2' W Lat/Long Far Early: 56 deg 56.3' S 5 deg 55.0' W GMT Center 1994/279:19:14:53.3 Lat/Long Center: 56 deg 55.0' S 5 deg 2.8' W Lat/Long Near Late: 56 deg 53.4' S 4 deg 10.7' W Lat/Long Far Late: 57 deg 11.3' S 4 deg 19.7' W SEG_04 Lat/Long Near Early: 56 deg 53.4' S 4 deg 10.7' W Lat/Long Far Early: 57 deg 11.3' S 4 deg 19.7' W GMT Center 1994/279:19:15:07.1 Lat/Long Center: 57 deg 9.3' S 3 deg 27.3' W Lat/Long Near Late: 57 deg 7.0' S 2 deg 34.9' W Lat/Long Far Late: 57 deg 25.0' S 2 deg 43.2' W SEG_05 Lat/Long Near Early: 57 deg 7.0' S 2 deg 34.9' W Lat/Long Far Early: 57 deg 25.0' S 2 deg 43.2' W GMT Center 1994/279:19:15:20.9 Lat/Long Center: 57 deg 22.4' S 1 deg 50.5' W Lat/Long Near Late: 57 deg 19.3' S 0 deg 58.0' W Lat/Long Far Late: 57 deg 37.4' S 1 deg 5.5' W SEG_06 Lat/Long Near Early: 57 deg 19.3' S 0 deg 58.0' W Lat/Long Far Early: 57 deg 37.4' S 1 deg 5.5' W GMT Center 1994/279:19:15:34.7 Lat/Long Center: 57 deg 34.1' S 0 deg 12.7' W Lat/Long Near Late: 57 deg 30.3' S 0 deg 39.9' E Lat/Long Far Late: 57 deg 48.5' S 0 deg 33.2' E SEG_07 Lat/Long Near Early: 57 deg 30.3' S 0 deg 39.9' E Lat/Long Far Early: 57 deg 48.5' S 0 deg 33.2' E GMT Center 1994/279:19:15:48.5 Lat/Long Center: 57 deg 44.4' S 1 deg 26.2' E Lat/Long Near Late: 57 deg 39.9' S 2 deg 18.8' E Lat/Long Far Late: 57 deg 58.3' S 2 deg 13.0' E SEG_08 Lat/Long Near Early: 57 deg 39.9' S 2 deg 18.8' E Lat/Long Far Early: 57 deg 58.3' S 2 deg 13.0' E GMT Center 1994/279:19:16:02.3 Lat/Long Center: 57 deg 53.4' S 3 deg 5.9' E Lat/Long Near Late: 57 deg 48.2' S 3 deg 58.6' E Lat/Long Far Late: 58 deg 6.6' S 3 deg 53.6' E SEG_09 Lat/Long Near Early: 57 deg 48.2' S 3 deg 58.6' E Lat/Long Far Early: 58 deg 6.6' S 3 deg 53.6' E GMT Center 1994/279:19:16:16.1 Lat/Long Center: 58 deg 1.0' S 4 deg 46.5' E Lat/Long Near Late: 57 deg 55.0' S 5 deg 39.0' E Lat/Long Far Late: 58 deg 13.6' S 5 deg 35.0' E SEG_10 Lat/Long Near Early: 57 deg 55.0' S 5 deg 39.0' E Lat/Long Far Early: 58 deg 13.6' S 5 deg 35.0' E GMT Center 1994/279:19:16:29.9 Lat/Long Center: 58 deg 7.2' S 6 deg 27.7' E Lat/Long Near Late: 58 deg 0.5' S 7 deg 20.1' E Lat/Long Far Late: 58 deg 19.1' S 7 deg 16.9' E SEG_11 Lat/Long Near Early: 58 deg 0.5' S 7 deg 20.1' E Lat/Long Far Early: 58 deg 19.1' S 7 deg 16.9' E GMT Center 1994/279:19:16:43.7 Lat/Long Center: 58 deg 12.0' S 8 deg 9.4' E Lat/Long Near Late: 58 deg 4.6' S 9 deg 1.6' E Lat/Long Far Late: 58 deg 23.2' S 8 deg 59.3' E SEG_12 Lat/Long Near Early: 58 deg 4.6' S 9 deg 1.6' E Lat/Long Far Early: 58 deg 23.2' S 8 deg 59.3' E GMT Center 1994/279:19:16:57.5 Lat/Long Center: 58 deg 15.4' S 9 deg 51.6' E Lat/Long Near Late: 58 deg 7.2' S 10 deg 43.4' E Lat/Long Far Late: 58 deg 25.9' S 10 deg 42.1' E SEG_13 Lat/Long Near Early: 58 deg 7.2' S 10 deg 43.4' E Lat/Long Far Early: 58 deg 25.9' S 10 deg 42.1' E GMT Center 1994/279:19:17:11.3 Lat/Long Center: 58 deg 17.3' S 11 deg 34.0' E Lat/Long Near Late: 58 deg 8.5' S 12 deg 25.4' E Lat/Long Far Late: 58 deg 27.1' S 12 deg 25.1' E SEG_14 Lat/Long Near Early: 58 deg 8.5' S 12 deg 25.4' E Lat/Long Far Early: 58 deg 27.1' S 12 deg 25.1' E GMT Center 1994/279:19:17:25.1 Lat/Long Center: 58 deg 17.8' S 13 deg 16.5' E Lat/Long Near Late: 58 deg 8.2' S 14 deg 7.5' E Lat/Long Far Late: 58 deg 26.9' S 14 deg 8.1' E SEG_15 Lat/Long Near Early: 58 deg 8.2' S 14 deg 7.5' E Lat/Long Far Early: 58 deg 26.9' S 14 deg 8.1' E GMT Center 1994/279:19:17:38.9 Lat/Long Center: 58 deg 16.9' S 14 deg 59.0' E Lat/Long Near Late: 58 deg 6.6' S 15 deg 49.5' E Lat/Long Far Late: 58 deg 25.2' S 15 deg 51.0' E SEG_16 Lat/Long Near Early: 58 deg 6.6' S 15 deg 49.5' E Lat/Long Far Early: 58 deg 25.2' S 15 deg 51.0' E GMT Center 1994/279:19:17:52.7 Lat/Long Center: 58 deg 14.5' S 16 deg 41.4' E Lat/Long Near Late: 58 deg 3.5' S 17 deg 31.2' E Lat/Long Far Late: 58 deg 22.1' S 17 deg 33.7' E SEG_17 Lat/Long Near Early: 58 deg 3.5' S 17 deg 31.2' E Lat/Long Far Early: 58 deg 22.1' S 17 deg 33.7' E GMT Center 1994/279:19:18:06.5 Lat/Long Center: 58 deg 10.8' S 18 deg 23.5' E Lat/Long Near Late: 57 deg 59.1' S 19 deg 12.6' E Lat/Long Far Late: 58 deg 17.6' S 19 deg 16.0' E SEG_18 Lat/Long Near Early: 57 deg 59.1' S 19 deg 12.6' E Lat/Long Far Early: 58 deg 17.6' S 19 deg 16.0' E GMT Center 1994/279:19:18:20.3 Lat/Long Center: 58 deg 5.5' S 20 deg 5.1' E Lat/Long Near Late: 57 deg 53.2' S 20 deg 53.5' E Lat/Long Far Late: 58 deg 11.7' S 20 deg 57.8' E SEG_19 Lat/Long Near Early: 57 deg 53.2' S 20 deg 53.5' E Lat/Long Far Early: 58 deg 11.7' S 20 deg 57.8' E GMT Center 1994/279:19:18:34.1 Lat/Long Center: 57 deg 58.9' S 21 deg 46.1' E Lat/Long Near Late: 57 deg 45.9' S 22 deg 33.8' E Lat/Long Far Late: 58 deg 4.3' S 22 deg 39.0' E SEG_20 Lat/Long Near Early: 57 deg 45.9' S 22 deg 33.8' E Lat/Long Far Early: 58 deg 4.3' S 22 deg 39.0' E GMT Center 1994/279:19:18:47.8 Lat/Long Center: 57 deg 50.9' S 23 deg 26.5' E Lat/Long Near Late: 57 deg 37.2' S 24 deg 13.3' E Lat/Long Far Late: 57 deg 55.5' S 24 deg 19.4' E SEG_21 Lat/Long Near Early: 57 deg 37.2' S 24 deg 13.3' E Lat/Long Far Early: 57 deg 55.5' S 24 deg 19.4' E GMT Center 1994/279:19:19:01.6 Lat/Long Center: 57 deg 41.5' S 25 deg 6.0' E Lat/Long Near Late: 57 deg 27.2' S 25 deg 52.0' E Lat/Long Far Late: 57 deg 45.4' S 25 deg 58.9' E SEG_22 Lat/Long Near Early: 57 deg 27.2' S 25 deg 52.0' E Lat/Long Far Early: 57 deg 45.4' S 25 deg 58.9' E GMT Center 1994/279:19:19:15.4 Lat/Long Center: 57 deg 30.7' S 26 deg 44.6' E Lat/Long Near Late: 57 deg 15.8' S 27 deg 29.6' E Lat/Long Far Late: 57 deg 33.9' S 27 deg 37.4' E SEG_23 Lat/Long Near Early: 57 deg 15.8' S 27 deg 29.6' E Lat/Long Far Early: 57 deg 33.9' S 27 deg 37.4' E GMT Center 1994/279:19:19:29.2 Lat/Long Center: 57 deg 18.7' S 28 deg 22.1' E Lat/Long Near Late: 57 deg 3.1' S 29 deg 6.2' E Lat/Long Far Late: 57 deg 21.1' S 29 deg 14.8' E SEG_24 Lat/Long Near Early: 57 deg 3.1' S 29 deg 6.2' E Lat/Long Far Early: 57 deg 21.1' S 29 deg 14.8' E GMT Center 1994/279:19:19:43.0 Lat/Long Center: 57 deg 5.3' S 29 deg 58.5' E Lat/Long Near Late: 56 deg 49.2' S 30 deg 41.6' E Lat/Long Far Late: 57 deg 7.0' S 30 deg 50.9' E SEG_25 Lat/Long Near Early: 56 deg 49.2' S 30 deg 41.6' E Lat/Long Far Early: 57 deg 7.0' S 30 deg 50.9' E GMT Center 1994/279:19:19:56.8 Lat/Long Center: 56 deg 50.6' S 31 deg 33.7' E Lat/Long Near Late: 56 deg 33.9' S 32 deg 15.8' E Lat/Long Far Late: 56 deg 51.6' S 32 deg 25.8' E SEG_26 Lat/Long Near Early: 56 deg 33.9' S 32 deg 15.8' E Lat/Long Far Early: 56 deg 51.6' S 32 deg 25.8' E Lat/Long Near Data End: 56 deg 32.6' S 32 deg 23.9' E Lat/Long Far Data End: 56 deg 50.3' S 32 deg 33.9' E