DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 18.50 Site Name: Equatorial Pacific 4 Site ID: NB4 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 9 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 6 PRF (Hz): 1620.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: VV Product Type: Survey Image Data Take Start GMT: 1994/100:13:38:05.6 Data Take End GMT: 1994/100:13:42:13.5 Data Take Duration (min:sec): 4:11 Latitude at Start GMT: 10 deg 7.2' S Longitude at Start GMT: 149 deg 59.1' W Latitude at End GMT: 3 deg 59.7' N Longitude at End GMT: 141 deg 50.4' W Center Incidence Angle (deg): 29.5 Track Angle at Image Center: 29.9 deg E of True North Along-Track Image Size (km): 1803.1 Cross-Track Image Size (km): 94.8 Along-Track Resolution (m): 53 Cross-Track Resolution (m): 65 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): 16.3 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 19 Bytes per Record: 2000 Records per Segment: 2046 Product Generation Date: Sep 16, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LVV, CVV, XVV Processing Run Number: 11138 Comments: SEG_01 Lat/Long Near Early: 9 deg 53.9' S 150 deg 21.9' W Lat/Long Far Early: 10 deg 20.3' S 149 deg 36.5' W GMT Center 1994/100:13:38:12.5 Lat/Long Center: 9 deg 43.8' S 149 deg 45.2' W Lat/Long Near Late: 9 deg 7.2' S 149 deg 54.1' W Lat/Long Far Late: 9 deg 33.4' S 149 deg 8.9' W SEG_02 Lat/Long Near Early: 9 deg 7.2' S 149 deg 54.1' W Lat/Long Far Early: 9 deg 33.4' S 149 deg 8.9' W GMT Center 1994/100:13:38:26.2 Lat/Long Center: 8 deg 57.0' S 149 deg 17.6' W Lat/Long Near Late: 8 deg 20.5' S 149 deg 26.4' W Lat/Long Far Late: 8 deg 46.6' S 148 deg 41.4' W SEG_03 Lat/Long Near Early: 8 deg 20.5' S 149 deg 26.4' W Lat/Long Far Early: 8 deg 46.6' S 148 deg 41.4' W GMT Center 1994/100:13:38:40.0 Lat/Long Center: 8 deg 10.2' S 148 deg 50.1' W Lat/Long Near Late: 7 deg 33.7' S 148 deg 58.9' W Lat/Long Far Late: 7 deg 59.7' S 148 deg 14.0' W SEG_04 Lat/Long Near Early: 7 deg 33.7' S 148 deg 58.9' W Lat/Long Far Early: 7 deg 59.7' S 148 deg 14.0' W GMT Center 1994/100:13:38:53.7 Lat/Long Center: 7 deg 23.3' S 148 deg 22.7' W Lat/Long Near Late: 6 deg 46.8' S 148 deg 31.4' W Lat/Long Far Late: 7 deg 12.7' S 147 deg 46.7' W SEG_05 Lat/Long Near Early: 6 deg 46.8' S 148 deg 31.4' W Lat/Long Far Early: 7 deg 12.7' S 147 deg 46.7' W GMT Center 1994/100:13:39:07.5 Lat/Long Center: 6 deg 36.4' S 147 deg 55.4' W Lat/Long Near Late: 5 deg 59.9' S 148 deg 4.1' W Lat/Long Far Late: 6 deg 25.8' S 147 deg 19.5' W SEG_06 Lat/Long Near Early: 5 deg 59.9' S 148 deg 4.1' W Lat/Long Far Early: 6 deg 25.8' S 147 deg 19.5' W GMT Center 1994/100:13:39:21.2 Lat/Long Center: 5 deg 49.4' S 147 deg 28.2' W Lat/Long Near Late: 5 deg 13.0' S 147 deg 36.9' W Lat/Long Far Late: 5 deg 38.8' S 146 deg 52.4' W SEG_07 Lat/Long Near Early: 5 deg 13.0' S 147 deg 36.9' W Lat/Long Far Early: 5 deg 38.8' S 146 deg 52.4' W GMT Center 1994/100:13:39:35.0 Lat/Long Center: 5 deg 2.4' S 147 deg 1.1' W Lat/Long Near Late: 4 deg 26.1' S 147 deg 9.8' W Lat/Long Far Late: 4 deg 51.8' S 146 deg 25.3' W SEG_08 Lat/Long Near Early: 4 deg 26.1' S 147 deg 9.8' W Lat/Long Far Early: 4 deg 51.8' S 146 deg 25.3' W GMT Center 1994/100:13:39:48.7 Lat/Long Center: 4 deg 15.4' S 146 deg 34.0' W Lat/Long Near Late: 3 deg 39.1' S 146 deg 42.7' W Lat/Long Far Late: 4 deg 4.8' S 145 deg 58.3' W SEG_09 Lat/Long Near Early: 3 deg 39.1' S 146 deg 42.7' W Lat/Long Far Early: 4 deg 4.8' S 145 deg 58.3' W GMT Center 1994/100:13:40:02.5 Lat/Long Center: 3 deg 28.4' S 146 deg 7.0' W Lat/Long Near Late: 2 deg 52.1' S 146 deg 15.7' W Lat/Long Far Late: 3 deg 17.7' S 145 deg 31.4' W SEG_10 Lat/Long Near Early: 2 deg 52.1' S 146 deg 15.7' W Lat/Long Far Early: 3 deg 17.7' S 145 deg 31.4' W GMT Center 1994/100:13:40:16.2 Lat/Long Center: 2 deg 41.4' S 145 deg 40.1' W Lat/Long Near Late: 2 deg 5.1' S 145 deg 48.7' W Lat/Long Far Late: 2 deg 30.7' S 145 deg 4.5' W SEG_11 Lat/Long Near Early: 2 deg 5.1' S 145 deg 48.7' W Lat/Long Far Early: 2 deg 30.7' S 145 deg 4.5' W GMT Center 1994/100:13:40:29.9 Lat/Long Center: 1 deg 54.4' S 145 deg 13.2' W Lat/Long Near Late: 1 deg 18.1' S 145 deg 21.8' W Lat/Long Far Late: 1 deg 43.7' S 144 deg 37.6' W SEG_12 Lat/Long Near Early: 1 deg 18.1' S 145 deg 21.8' W Lat/Long Far Early: 1 deg 43.7' S 144 deg 37.6' W GMT Center 1994/100:13:40:43.7 Lat/Long Center: 1 deg 7.4' S 144 deg 46.3' W Lat/Long Near Late: 0 deg 31.0' S 144 deg 54.9' W Lat/Long Far Late: 0 deg 56.6' S 144 deg 10.7' W SEG_13 Lat/Long Near Early: 0 deg 31.0' S 144 deg 54.9' W Lat/Long Far Early: 0 deg 56.6' S 144 deg 10.7' W GMT Center 1994/100:13:40:57.4 Lat/Long Center: 0 deg 20.3' S 144 deg 19.4' W Lat/Long Near Late: 0 deg 16.0' N 144 deg 28.0' W Lat/Long Far Late: 0 deg 9.6' S 143 deg 43.8' W SEG_14 Lat/Long Near Early: 0 deg 16.0' N 144 deg 28.0' W Lat/Long Far Early: 0 deg 9.6' S 143 deg 43.8' W GMT Center 1994/100:13:41:11.2 Lat/Long Center: 0 deg 26.7' N 143 deg 52.5' W Lat/Long Near Late: 1 deg 3.0' N 144 deg 1.2' W Lat/Long Far Late: 0 deg 37.4' N 143 deg 16.9' W SEG_15 Lat/Long Near Early: 1 deg 3.0' N 144 deg 1.2' W Lat/Long Far Early: 0 deg 37.4' N 143 deg 16.9' W GMT Center 1994/100:13:41:24.9 Lat/Long Center: 1 deg 13.7' N 143 deg 25.6' W Lat/Long Near Late: 1 deg 50.1' N 143 deg 34.3' W Lat/Long Far Late: 1 deg 24.4' N 142 deg 50.0' W SEG_16 Lat/Long Near Early: 1 deg 50.1' N 143 deg 34.3' W Lat/Long Far Early: 1 deg 24.4' N 142 deg 50.0' W GMT Center 1994/100:13:41:38.7 Lat/Long Center: 2 deg 0.8' N 142 deg 58.7' W Lat/Long Near Late: 2 deg 37.1' N 143 deg 7.4' W Lat/Long Far Late: 2 deg 11.4' N 142 deg 23.1' W SEG_17 Lat/Long Near Early: 2 deg 37.1' N 143 deg 7.4' W Lat/Long Far Early: 2 deg 11.4' N 142 deg 23.1' W GMT Center 1994/100:13:41:52.4 Lat/Long Center: 2 deg 47.8' N 142 deg 31.7' W Lat/Long Near Late: 3 deg 24.1' N 142 deg 40.4' W Lat/Long Far Late: 2 deg 58.4' N 141 deg 56.1' W SEG_18 Lat/Long Near Early: 3 deg 24.1' N 142 deg 40.4' W Lat/Long Far Early: 2 deg 58.4' N 141 deg 56.1' W GMT Center 1994/100:13:42:06.2 Lat/Long Center: 3 deg 34.7' N 142 deg 4.8' W Lat/Long Near Late: 4 deg 11.1' N 142 deg 13.4' W Lat/Long Far Late: 3 deg 45.3' N 141 deg 29.1' W SEG_19 Lat/Long Near Early: 4 deg 11.1' N 142 deg 13.4' W Lat/Long Far Early: 3 deg 45.3' N 141 deg 29.1' W Lat/Long Near Data End: 4 deg 12.6' N 142 deg 12.6' W Lat/Long Far Data End: 3 deg 46.8' N 141 deg 28.2' W