DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 25.20 Site Name: Equatorial Pacific Survey Site ID: NX4 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): 20 Pulse Duration (micro sec): 8 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: 1994/274:23:26:32.0 Data Take End GMT: 1994/274:23:32:02.8 Data Take Duration (min:sec): 5:31 Latitude at Start GMT: 9 deg 45.7' N Longitude at Start GMT: 118 deg 45.9' W Latitude at End GMT: 9 deg 3.4' S Longitude at End GMT: 107 deg 52.5' W Center Incidence Angle (deg): 28.2 Track Angle at Image Center: 150.1 deg E of True North Along-Track Image Size (km): 2405.6 Cross-Track Image Size (km): 25.6 Along-Track Resolution (m): 92 Cross-Track Resolution (m): 68 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: 25 Bytes per Record: 2000 Records per Segment: 662 Product Generation Date: Dec 07, 1994 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: 40525 Comments: SEG_01 Lat/Long Near Early: 9 deg 49.3' N 118 deg 39.8' W Lat/Long Far Early: 9 deg 42.1' N 118 deg 52.0' W GMT Center 1994/274:23:26:38.9 Lat/Long Center: 9 deg 22.4' N 118 deg 32.0' W Lat/Long Near Late: 9 deg 2.6' N 118 deg 12.1' W Lat/Long Far Late: 8 deg 55.5' N 118 deg 24.2' W SEG_02 Lat/Long Near Early: 9 deg 2.6' N 118 deg 12.1' W Lat/Long Far Early: 8 deg 55.5' N 118 deg 24.2' W GMT Center 1994/274:23:26:52.6 Lat/Long Center: 8 deg 35.7' N 118 deg 4.3' W Lat/Long Near Late: 8 deg 15.8' N 117 deg 44.5' W Lat/Long Far Late: 8 deg 8.7' N 117 deg 56.6' W SEG_03 Lat/Long Near Early: 8 deg 15.8' N 117 deg 44.5' W Lat/Long Far Early: 8 deg 8.7' N 117 deg 56.6' W GMT Center 1994/274:23:27:06.4 Lat/Long Center: 7 deg 48.9' N 117 deg 36.8' W Lat/Long Near Late: 7 deg 29.0' N 117 deg 17.0' W Lat/Long Far Late: 7 deg 22.0' N 117 deg 29.1' W SEG_04 Lat/Long Near Early: 7 deg 29.0' N 117 deg 17.0' W Lat/Long Far Early: 7 deg 22.0' N 117 deg 29.1' W GMT Center 1994/274:23:27:20.1 Lat/Long Center: 7 deg 2.1' N 117 deg 9.3' W Lat/Long Near Late: 6 deg 42.2' N 116 deg 49.6' W Lat/Long Far Late: 6 deg 35.1' N 117 deg 1.7' W SEG_05 Lat/Long Near Early: 6 deg 42.2' N 116 deg 49.6' W Lat/Long Far Early: 6 deg 35.1' N 117 deg 1.7' W GMT Center 1994/274:23:27:33.9 Lat/Long Center: 6 deg 15.2' N 116 deg 42.0' W Lat/Long Near Late: 5 deg 55.3' N 116 deg 22.3' W Lat/Long Far Late: 5 deg 48.3' N 116 deg 34.4' W SEG_06 Lat/Long Near Early: 5 deg 55.3' N 116 deg 22.3' W Lat/Long Far Early: 5 deg 48.3' N 116 deg 34.4' W GMT Center 1994/274:23:27:47.6 Lat/Long Center: 5 deg 28.4' N 116 deg 14.7' W Lat/Long Near Late: 5 deg 8.4' N 115 deg 55.2' W Lat/Long Far Late: 5 deg 1.4' N 116 deg 7.2' W SEG_07 Lat/Long Near Early: 5 deg 8.4' N 115 deg 55.2' W Lat/Long Far Early: 5 deg 1.4' N 116 deg 7.2' W GMT Center 1994/274:23:28:01.4 Lat/Long Center: 4 deg 41.4' N 115 deg 47.6' W Lat/Long Near Late: 4 deg 21.5' N 115 deg 28.0' W Lat/Long Far Late: 4 deg 14.5' N 115 deg 40.0' W SEG_08 Lat/Long Near Early: 4 deg 21.5' N 115 deg 28.0' W Lat/Long Far Early: 4 deg 14.5' N 115 deg 40.0' W GMT Center 1994/274:23:28:15.1 Lat/Long Center: 3 deg 54.5' N 115 deg 20.5' W Lat/Long Near Late: 3 deg 34.5' N 115 deg 1.0' W Lat/Long Far Late: 3 deg 27.5' N 115 deg 13.0' W SEG_09 Lat/Long Near Early: 3 deg 34.5' N 115 deg 1.0' W Lat/Long Far Early: 3 deg 27.5' N 115 deg 13.0' W GMT Center 1994/274:23:28:28.9 Lat/Long Center: 3 deg 7.5' N 114 deg 53.5' W Lat/Long Near Late: 2 deg 47.5' N 114 deg 34.0' W Lat/Long Far Late: 2 deg 40.6' N 114 deg 46.0' W SEG_10 Lat/Long Near Early: 2 deg 47.5' N 114 deg 34.0' W Lat/Long Far Early: 2 deg 40.6' N 114 deg 46.0' W GMT Center 1994/274:23:28:42.6 Lat/Long Center: 2 deg 20.5' N 114 deg 26.5' W Lat/Long Near Late: 2 deg 0.5' N 114 deg 7.1' W Lat/Long Far Late: 1 deg 53.6' N 114 deg 19.1' W SEG_11 Lat/Long Near Early: 2 deg 0.5' N 114 deg 7.1' W Lat/Long Far Early: 1 deg 53.6' N 114 deg 19.1' W GMT Center 1994/274:23:28:56.4 Lat/Long Center: 1 deg 33.5' N 113 deg 59.6' W Lat/Long Near Late: 1 deg 13.5' N 113 deg 40.2' W Lat/Long Far Late: 1 deg 6.5' N 113 deg 52.1' W SEG_12 Lat/Long Near Early: 1 deg 13.5' N 113 deg 40.2' W Lat/Long Far Early: 1 deg 6.5' N 113 deg 52.1' W GMT Center 1994/274:23:29:10.2 Lat/Long Center: 0 deg 46.5' N 113 deg 32.7' W Lat/Long Near Late: 0 deg 26.5' N 113 deg 13.3' W Lat/Long Far Late: 0 deg 19.5' N 113 deg 25.2' W SEG_13 Lat/Long Near Early: 0 deg 26.5' N 113 deg 13.3' W Lat/Long Far Early: 0 deg 19.5' N 113 deg 25.2' W GMT Center 1994/274:23:29:23.9 Lat/Long Center: 0 deg 0.5' S 113 deg 5.8' W Lat/Long Near Late: 0 deg 20.6' S 112 deg 46.4' W Lat/Long Far Late: 0 deg 27.5' S 112 deg 58.4' W SEG_14 Lat/Long Near Early: 0 deg 20.6' S 112 deg 46.4' W Lat/Long Far Early: 0 deg 27.5' S 112 deg 58.4' W GMT Center 1994/274:23:29:37.7 Lat/Long Center: 0 deg 47.6' S 112 deg 39.0' W Lat/Long Near Late: 1 deg 7.6' S 112 deg 19.5' W Lat/Long Far Late: 1 deg 14.5' S 112 deg 31.5' W SEG_15 Lat/Long Near Early: 1 deg 7.6' S 112 deg 19.5' W Lat/Long Far Early: 1 deg 14.5' S 112 deg 31.5' W GMT Center 1994/274:23:29:51.4 Lat/Long Center: 1 deg 34.6' S 112 deg 12.1' W Lat/Long Near Late: 1 deg 54.7' S 111 deg 52.6' W Lat/Long Far Late: 2 deg 1.6' S 112 deg 4.6' W SEG_16 Lat/Long Near Early: 1 deg 54.7' S 111 deg 52.6' W Lat/Long Far Early: 2 deg 1.6' S 112 deg 4.6' W GMT Center 1994/274:23:30:05.2 Lat/Long Center: 2 deg 21.6' S 111 deg 45.2' W Lat/Long Near Late: 2 deg 41.7' S 111 deg 25.7' W Lat/Long Far Late: 2 deg 48.6' S 111 deg 37.7' W SEG_17 Lat/Long Near Early: 2 deg 41.7' S 111 deg 25.7' W Lat/Long Far Early: 2 deg 48.6' S 111 deg 37.7' W GMT Center 1994/274:23:30:18.9 Lat/Long Center: 3 deg 8.7' S 111 deg 18.3' W Lat/Long Near Late: 3 deg 28.7' S 110 deg 58.8' W Lat/Long Far Late: 3 deg 35.6' S 111 deg 10.8' W SEG_18 Lat/Long Near Early: 3 deg 28.7' S 110 deg 58.8' W Lat/Long Far Early: 3 deg 35.6' S 111 deg 10.8' W GMT Center 1994/274:23:30:32.7 Lat/Long Center: 3 deg 55.7' S 110 deg 51.3' W Lat/Long Near Late: 4 deg 15.7' S 110 deg 31.8' W Lat/Long Far Late: 4 deg 22.7' S 110 deg 43.8' W SEG_19 Lat/Long Near Early: 4 deg 15.7' S 110 deg 31.8' W Lat/Long Far Early: 4 deg 22.7' S 110 deg 43.8' W GMT Center 1994/274:23:30:46.4 Lat/Long Center: 4 deg 42.7' S 110 deg 24.3' W Lat/Long Near Late: 5 deg 2.7' S 110 deg 4.7' W Lat/Long Far Late: 5 deg 9.7' S 110 deg 16.8' W SEG_20 Lat/Long Near Early: 5 deg 2.7' S 110 deg 4.7' W Lat/Long Far Early: 5 deg 9.7' S 110 deg 16.8' W GMT Center 1994/274:23:31:00.2 Lat/Long Center: 5 deg 29.7' S 109 deg 57.2' W Lat/Long Near Late: 5 deg 49.7' S 109 deg 37.6' W Lat/Long Far Late: 5 deg 56.6' S 109 deg 49.7' W SEG_21 Lat/Long Near Early: 5 deg 49.7' S 109 deg 37.6' W Lat/Long Far Early: 5 deg 56.6' S 109 deg 49.7' W GMT Center 1994/274:23:31:13.9 Lat/Long Center: 6 deg 16.6' S 109 deg 30.0' W Lat/Long Near Late: 6 deg 36.6' S 109 deg 10.4' W Lat/Long Far Late: 6 deg 43.6' S 109 deg 22.5' W SEG_22 Lat/Long Near Early: 6 deg 36.6' S 109 deg 10.4' W Lat/Long Far Early: 6 deg 43.6' S 109 deg 22.5' W GMT Center 1994/274:23:31:27.7 Lat/Long Center: 7 deg 3.6' S 109 deg 2.8' W Lat/Long Near Late: 7 deg 23.5' S 108 deg 43.1' W Lat/Long Far Late: 7 deg 30.5' S 108 deg 55.2' W SEG_23 Lat/Long Near Early: 7 deg 23.5' S 108 deg 43.1' W Lat/Long Far Early: 7 deg 30.5' S 108 deg 55.2' W GMT Center 1994/274:23:31:41.4 Lat/Long Center: 7 deg 50.5' S 108 deg 35.5' W Lat/Long Near Late: 8 deg 10.4' S 108 deg 15.7' W Lat/Long Far Late: 8 deg 17.4' S 108 deg 27.8' W SEG_24 Lat/Long Near Early: 8 deg 10.4' S 108 deg 15.7' W Lat/Long Far Early: 8 deg 17.4' S 108 deg 27.8' W GMT Center 1994/274:23:31:55.2 Lat/Long Center: 8 deg 37.4' S 108 deg 8.0' W Lat/Long Near Late: 8 deg 57.3' S 107 deg 48.2' W Lat/Long Far Late: 9 deg 4.3' S 108 deg 0.4' W SEG_25 Lat/Long Near Early: 8 deg 57.3' S 107 deg 48.2' W Lat/Long Far Early: 9 deg 4.3' S 108 deg 0.4' W Lat/Long Near Data End: 8 deg 59.9' S 107 deg 46.4' W Lat/Long Far Data End: 9 deg 6.9' S 107 deg 58.6' W