DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 73.20 Site Name: Equatorial Pacific 2 Site ID: NB2 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: 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: 1994/277:22:29:00.9 Data Take End GMT: 1994/277:22:35:16.4 Data Take Duration (min:sec): 6:17 Latitude at Start GMT: 11 deg 22.6' N Longitude at Start GMT: 122 deg 40.1' W Latitude at End GMT: 9 deg 58.5' S Longitude at End GMT: 110 deg 16.4' W Center Incidence Angle (deg): 27.9 Track Angle at Image Center: 150.1 deg E of True North Along-Track Image Size (km): 2731.5 Cross-Track Image Size (km): 32.6 Along-Track Resolution (m): 91 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): -6.3 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 28 Bytes per Record: 2000 Records per Segment: 802 Product Generation Date: Dec 16, 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: 40653 Comments: SEG_01 Lat/Long Near Early: 11 deg 27.2' N 122 deg 32.3' W Lat/Long Far Early: 11 deg 17.9' N 122 deg 47.9' W GMT Center 1994/277:22:29:07.7 Lat/Long Center: 10 deg 59.3' N 122 deg 26.0' W Lat/Long Near Late: 10 deg 40.6' N 122 deg 4.2' W Lat/Long Far Late: 10 deg 31.4' N 122 deg 19.8' W SEG_02 Lat/Long Near Early: 10 deg 40.6' N 122 deg 4.2' W Lat/Long Far Early: 10 deg 31.4' N 122 deg 19.8' W GMT Center 1994/277:22:29:21.5 Lat/Long Center: 10 deg 12.7' N 121 deg 58.0' W Lat/Long Near Late: 9 deg 54.0' N 121 deg 36.3' W Lat/Long Far Late: 9 deg 44.8' N 121 deg 51.8' W SEG_03 Lat/Long Near Early: 9 deg 54.0' N 121 deg 36.3' W Lat/Long Far Early: 9 deg 44.8' N 121 deg 51.8' W GMT Center 1994/277:22:29:35.2 Lat/Long Center: 9 deg 26.0' N 121 deg 30.1' W Lat/Long Near Late: 9 deg 7.2' N 121 deg 8.5' W Lat/Long Far Late: 8 deg 58.1' N 121 deg 24.0' W SEG_04 Lat/Long Near Early: 9 deg 7.2' N 121 deg 8.5' W Lat/Long Far Early: 8 deg 58.1' N 121 deg 24.0' W GMT Center 1994/277:22:29:49.0 Lat/Long Center: 8 deg 39.3' N 121 deg 2.4' W Lat/Long Near Late: 8 deg 20.5' N 120 deg 40.9' W Lat/Long Far Late: 8 deg 11.4' N 120 deg 56.3' W SEG_05 Lat/Long Near Early: 8 deg 20.5' N 120 deg 40.9' W Lat/Long Far Early: 8 deg 11.4' N 120 deg 56.3' W GMT Center 1994/277:22:30:02.7 Lat/Long Center: 7 deg 52.6' N 120 deg 34.9' W Lat/Long Near Late: 7 deg 33.7' N 120 deg 13.4' W Lat/Long Far Late: 7 deg 24.7' N 120 deg 28.8' W SEG_06 Lat/Long Near Early: 7 deg 33.7' N 120 deg 13.4' W Lat/Long Far Early: 7 deg 24.7' N 120 deg 28.8' W GMT Center 1994/277:22:30:16.5 Lat/Long Center: 7 deg 5.8' N 120 deg 7.4' W Lat/Long Near Late: 6 deg 46.9' N 119 deg 46.0' W Lat/Long Far Late: 6 deg 37.9' N 120 deg 1.4' W SEG_07 Lat/Long Near Early: 6 deg 46.9' N 119 deg 46.0' W Lat/Long Far Early: 6 deg 37.9' N 120 deg 1.4' W GMT Center 1994/277:22:30:30.2 Lat/Long Center: 6 deg 18.9' N 119 deg 40.0' W Lat/Long Near Late: 5 deg 60.0' N 119 deg 18.7' W Lat/Long Far Late: 5 deg 51.0' N 119 deg 34.1' W SEG_08 Lat/Long Near Early: 5 deg 60.0' N 119 deg 18.7' W Lat/Long Far Early: 5 deg 51.0' N 119 deg 34.1' W GMT Center 1994/277:22:30:44.0 Lat/Long Center: 5 deg 32.1' N 119 deg 12.8' W Lat/Long Near Late: 5 deg 13.1' N 118 deg 51.5' W Lat/Long Far Late: 5 deg 4.1' N 119 deg 6.8' W SEG_09 Lat/Long Near Early: 5 deg 13.1' N 118 deg 51.5' W Lat/Long Far Early: 5 deg 4.1' N 119 deg 6.8' W GMT Center 1994/277:22:30:57.7 Lat/Long Center: 4 deg 45.1' N 118 deg 45.6' W Lat/Long Near Late: 4 deg 26.1' N 118 deg 24.4' W Lat/Long Far Late: 4 deg 17.2' N 118 deg 39.7' W SEG_10 Lat/Long Near Early: 4 deg 26.1' N 118 deg 24.4' W Lat/Long Far Early: 4 deg 17.2' N 118 deg 39.7' W GMT Center 1994/277:22:31:11.5 Lat/Long Center: 3 deg 58.2' N 118 deg 18.5' W Lat/Long Near Late: 3 deg 39.2' N 117 deg 57.4' W Lat/Long Far Late: 3 deg 30.3' N 118 deg 12.6' W SEG_11 Lat/Long Near Early: 3 deg 39.2' N 117 deg 57.4' W Lat/Long Far Early: 3 deg 30.3' N 118 deg 12.6' W GMT Center 1994/277:22:31:25.2 Lat/Long Center: 3 deg 11.2' N 117 deg 51.5' W Lat/Long Near Late: 2 deg 52.2' N 117 deg 30.4' W Lat/Long Far Late: 2 deg 43.3' N 117 deg 45.6' W SEG_12 Lat/Long Near Early: 2 deg 52.2' N 117 deg 30.4' W Lat/Long Far Early: 2 deg 43.3' N 117 deg 45.6' W GMT Center 1994/277:22:31:39.0 Lat/Long Center: 2 deg 24.3' N 117 deg 24.5' W Lat/Long Near Late: 2 deg 5.2' N 117 deg 3.4' W Lat/Long Far Late: 1 deg 56.3' N 117 deg 18.7' W SEG_13 Lat/Long Near Early: 2 deg 5.2' N 117 deg 3.4' W Lat/Long Far Early: 1 deg 56.3' N 117 deg 18.7' W GMT Center 1994/277:22:31:52.7 Lat/Long Center: 1 deg 37.3' N 116 deg 57.6' W Lat/Long Near Late: 1 deg 18.2' N 116 deg 36.5' W Lat/Long Far Late: 1 deg 9.3' N 116 deg 51.8' W SEG_14 Lat/Long Near Early: 1 deg 18.2' N 116 deg 36.5' W Lat/Long Far Early: 1 deg 9.3' N 116 deg 51.8' W GMT Center 1994/277:22:32:06.5 Lat/Long Center: 0 deg 50.2' N 116 deg 30.7' W Lat/Long Near Late: 0 deg 31.1' N 116 deg 9.6' W Lat/Long Far Late: 0 deg 22.3' N 116 deg 24.9' W SEG_15 Lat/Long Near Early: 0 deg 31.1' N 116 deg 9.6' W Lat/Long Far Early: 0 deg 22.3' N 116 deg 24.9' W GMT Center 1994/277:22:32:20.2 Lat/Long Center: 0 deg 3.2' N 116 deg 3.8' W Lat/Long Near Late: 0 deg 15.9' S 115 deg 42.7' W Lat/Long Far Late: 0 deg 24.7' S 115 deg 58.0' W SEG_16 Lat/Long Near Early: 0 deg 15.9' S 115 deg 42.7' W Lat/Long Far Early: 0 deg 24.7' S 115 deg 58.0' W GMT Center 1994/277:22:32:34.0 Lat/Long Center: 0 deg 43.8' S 115 deg 36.9' W Lat/Long Near Late: 1 deg 2.9' S 115 deg 15.9' W Lat/Long Far Late: 1 deg 11.7' S 115 deg 31.1' W SEG_17 Lat/Long Near Early: 1 deg 2.9' S 115 deg 15.9' W Lat/Long Far Early: 1 deg 11.7' S 115 deg 31.1' W GMT Center 1994/277:22:32:47.7 Lat/Long Center: 1 deg 30.9' S 115 deg 10.0' W Lat/Long Near Late: 1 deg 50.0' S 114 deg 49.0' W Lat/Long Far Late: 1 deg 58.8' S 115 deg 4.2' W SEG_18 Lat/Long Near Early: 1 deg 50.0' S 114 deg 49.0' W Lat/Long Far Early: 1 deg 58.8' S 115 deg 4.2' W GMT Center 1994/277:22:33:01.5 Lat/Long Center: 2 deg 17.9' S 114 deg 43.1' W Lat/Long Near Late: 2 deg 37.0' S 114 deg 22.0' W Lat/Long Far Late: 2 deg 45.8' S 114 deg 37.3' W SEG_19 Lat/Long Near Early: 2 deg 37.0' S 114 deg 22.0' W Lat/Long Far Early: 2 deg 45.8' S 114 deg 37.3' W GMT Center 1994/277:22:33:15.2 Lat/Long Center: 3 deg 4.9' S 114 deg 16.2' W Lat/Long Near Late: 3 deg 24.0' S 113 deg 55.1' W Lat/Long Far Late: 3 deg 32.8' S 114 deg 10.3' W SEG_20 Lat/Long Near Early: 3 deg 24.0' S 113 deg 55.1' W Lat/Long Far Early: 3 deg 32.8' S 114 deg 10.3' W GMT Center 1994/277:22:33:29.0 Lat/Long Center: 3 deg 51.9' S 113 deg 49.2' W Lat/Long Near Late: 4 deg 11.0' S 113 deg 28.1' W Lat/Long Far Late: 4 deg 19.8' S 113 deg 43.4' W SEG_21 Lat/Long Near Early: 4 deg 11.0' S 113 deg 28.1' W Lat/Long Far Early: 4 deg 19.8' S 113 deg 43.4' W GMT Center 1994/277:22:33:42.7 Lat/Long Center: 4 deg 38.9' S 113 deg 22.2' W Lat/Long Near Late: 4 deg 58.0' S 113 deg 1.0' W Lat/Long Far Late: 5 deg 6.8' S 113 deg 16.3' W SEG_22 Lat/Long Near Early: 4 deg 58.0' S 113 deg 1.0' W Lat/Long Far Early: 5 deg 6.8' S 113 deg 16.3' W GMT Center 1994/277:22:33:56.5 Lat/Long Center: 5 deg 25.9' S 112 deg 55.1' W Lat/Long Near Late: 5 deg 44.9' S 112 deg 33.9' W Lat/Long Far Late: 5 deg 53.8' S 112 deg 49.2' W SEG_23 Lat/Long Near Early: 5 deg 44.9' S 112 deg 33.9' W Lat/Long Far Early: 5 deg 53.8' S 112 deg 49.2' W GMT Center 1994/277:22:34:10.2 Lat/Long Center: 6 deg 12.9' S 112 deg 28.0' W Lat/Long Near Late: 6 deg 31.9' S 112 deg 6.7' W Lat/Long Far Late: 6 deg 40.8' S 112 deg 22.0' W SEG_24 Lat/Long Near Early: 6 deg 31.9' S 112 deg 6.7' W Lat/Long Far Early: 6 deg 40.8' S 112 deg 22.0' W GMT Center 1994/277:22:34:24.0 Lat/Long Center: 6 deg 59.8' S 112 deg 0.7' W Lat/Long Near Late: 7 deg 18.8' S 111 deg 39.3' W Lat/Long Far Late: 7 deg 27.7' S 111 deg 54.8' W SEG_25 Lat/Long Near Early: 7 deg 18.8' S 111 deg 39.3' W Lat/Long Far Early: 7 deg 27.7' S 111 deg 54.8' W GMT Center 1994/277:22:34:37.7 Lat/Long Center: 7 deg 46.7' S 111 deg 33.4' W Lat/Long Near Late: 8 deg 5.6' S 111 deg 11.9' W Lat/Long Far Late: 8 deg 14.6' S 111 deg 27.4' W SEG_26 Lat/Long Near Early: 8 deg 5.6' S 111 deg 11.9' W Lat/Long Far Early: 8 deg 14.6' S 111 deg 27.4' W GMT Center 1994/277:22:34:51.5 Lat/Long Center: 8 deg 33.5' S 111 deg 5.9' W Lat/Long Near Late: 8 deg 52.5' S 110 deg 44.4' W Lat/Long Far Late: 9 deg 1.4' S 110 deg 59.9' W SEG_27 Lat/Long Near Early: 8 deg 52.5' S 110 deg 44.4' W Lat/Long Far Early: 9 deg 1.4' S 110 deg 59.9' W GMT Center 1994/277:22:35:05.2 Lat/Long Center: 9 deg 20.4' S 110 deg 38.4' W Lat/Long Near Late: 9 deg 39.3' S 110 deg 16.8' W Lat/Long Far Late: 9 deg 48.3' S 110 deg 32.3' W SEG_28 Lat/Long Near Early: 9 deg 39.3' S 110 deg 16.8' W Lat/Long Far Early: 9 deg 48.3' S 110 deg 32.3' W Lat/Long Near Data End: 9 deg 54.0' S 110 deg 8.7' W Lat/Long Far Data End: 10 deg 3.0' S 110 deg 24.2' W