DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 23.20 Site Name: NE Pacific Ocean A0 Site ID: N35 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 13 / X-SAR Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1674.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/274:20:09:29.8 Data Take End GMT: 1994/274:20:12:15.2 Data Take Duration (min:sec): 2:47 Latitude at Start GMT: 55 deg 33.2' N Longitude at Start GMT: 152 deg 15.8' W Latitude at End GMT: 54 deg 9.9' N Longitude at End GMT: 133 deg 46.3' W Center Incidence Angle (deg): 39.2 Track Angle at Image Center: 97.5 deg E of True North Along-Track Image Size (km): 1197.6 Cross-Track Image Size (km): 26.6 Along-Track Resolution (m): 66 Cross-Track Resolution (m): 51 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): 3.4 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 12 Bytes per Record: 2000 Records per Segment: 682 Product Generation Date: Dec 19, 1994 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LVV, CHH, CVV, XVV Processing Run Number: 40621 Comments: SEG_01 Lat/Long Near Early: 55 deg 40.4' N 152 deg 16.1' W Lat/Long Far Early: 55 deg 26.0' N 152 deg 15.6' W GMT Center 1994/274:20:09:36.7 Lat/Long Center: 55 deg 33.5' N 151 deg 28.4' W Lat/Long Near Late: 55 deg 40.7' N 150 deg 40.9' W Lat/Long Far Late: 55 deg 26.3' N 150 deg 41.1' W SEG_02 Lat/Long Near Early: 55 deg 40.7' N 150 deg 40.9' W Lat/Long Far Early: 55 deg 26.3' N 150 deg 41.1' W GMT Center 1994/274:20:09:50.5 Lat/Long Center: 55 deg 33.1' N 149 deg 53.6' W Lat/Long Near Late: 55 deg 39.6' N 149 deg 5.9' W Lat/Long Far Late: 55 deg 25.2' N 149 deg 6.7' W SEG_03 Lat/Long Near Early: 55 deg 39.6' N 149 deg 5.9' W Lat/Long Far Early: 55 deg 25.2' N 149 deg 6.7' W GMT Center 1994/274:20:10:04.3 Lat/Long Center: 55 deg 31.4' N 148 deg 19.0' W Lat/Long Near Late: 55 deg 37.2' N 147 deg 30.9' W Lat/Long Far Late: 55 deg 22.8' N 147 deg 32.4' W SEG_04 Lat/Long Near Early: 55 deg 37.2' N 147 deg 30.9' W Lat/Long Far Early: 55 deg 22.8' N 147 deg 32.4' W GMT Center 1994/274:20:10:18.1 Lat/Long Center: 55 deg 28.3' N 146 deg 44.5' W Lat/Long Near Late: 55 deg 33.4' N 145 deg 56.3' W Lat/Long Far Late: 55 deg 19.1' N 145 deg 58.4' W SEG_05 Lat/Long Near Early: 55 deg 33.4' N 145 deg 56.3' W Lat/Long Far Early: 55 deg 19.1' N 145 deg 58.4' W GMT Center 1994/274:20:10:31.9 Lat/Long Center: 55 deg 23.9' N 145 deg 10.3' W Lat/Long Near Late: 55 deg 28.3' N 144 deg 22.0' W Lat/Long Far Late: 55 deg 14.0' N 144 deg 24.7' W SEG_06 Lat/Long Near Early: 55 deg 28.3' N 144 deg 22.0' W Lat/Long Far Early: 55 deg 14.0' N 144 deg 24.7' W GMT Center 1994/274:20:10:45.7 Lat/Long Center: 55 deg 18.1' N 143 deg 36.5' W Lat/Long Near Late: 55 deg 21.9' N 142 deg 48.2' W Lat/Long Far Late: 55 deg 7.7' N 142 deg 51.5' W SEG_07 Lat/Long Near Early: 55 deg 21.9' N 142 deg 48.2' W Lat/Long Far Early: 55 deg 7.7' N 142 deg 51.5' W GMT Center 1994/274:20:10:59.6 Lat/Long Center: 55 deg 11.1' N 142 deg 3.3' W Lat/Long Near Late: 55 deg 14.2' N 141 deg 14.9' W Lat/Long Far Late: 54 deg 60.0' N 141 deg 18.8' W SEG_08 Lat/Long Near Early: 55 deg 14.2' N 141 deg 14.9' W Lat/Long Far Early: 54 deg 60.0' N 141 deg 18.8' W GMT Center 1994/274:20:11:13.4 Lat/Long Center: 55 deg 2.7' N 140 deg 30.7' W Lat/Long Near Late: 55 deg 5.2' N 139 deg 42.4' W Lat/Long Far Late: 54 deg 51.0' N 139 deg 46.8' W SEG_09 Lat/Long Near Early: 55 deg 5.2' N 139 deg 42.4' W Lat/Long Far Early: 54 deg 51.0' N 139 deg 46.8' W GMT Center 1994/274:20:11:27.2 Lat/Long Center: 54 deg 53.1' N 138 deg 58.8' W Lat/Long Near Late: 54 deg 54.9' N 138 deg 10.6' W Lat/Long Far Late: 54 deg 40.8' N 138 deg 15.6' W SEG_10 Lat/Long Near Early: 54 deg 54.9' N 138 deg 10.6' W Lat/Long Far Early: 54 deg 40.8' N 138 deg 15.6' W GMT Center 1994/274:20:11:41.0 Lat/Long Center: 54 deg 42.2' N 137 deg 27.7' W Lat/Long Near Late: 54 deg 43.3' N 136 deg 39.7' W Lat/Long Far Late: 54 deg 29.3' N 136 deg 45.3' W SEG_11 Lat/Long Near Early: 54 deg 43.3' N 136 deg 39.7' W Lat/Long Far Early: 54 deg 29.3' N 136 deg 45.3' W GMT Center 1994/274:20:11:54.8 Lat/Long Center: 54 deg 30.1' N 135 deg 57.5' W Lat/Long Near Late: 54 deg 30.5' N 135 deg 9.7' W Lat/Long Far Late: 54 deg 16.6' N 135 deg 15.8' W SEG_12 Lat/Long Near Early: 54 deg 30.5' N 135 deg 9.7' W Lat/Long Far Early: 54 deg 16.6' N 135 deg 15.8' W GMT Center 1994/274:20:12:08.6 Lat/Long Center: 54 deg 16.7' N 134 deg 28.3' W Lat/Long Near Data End: 54 deg 16.8' N 133 deg 42.9' W Lat/Long Far Data End: 54 deg 3.0' N 133 deg 49.5' W