DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 152.70 Site Name: Galapagos Islands Site ID: GS1 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 20 / X-SAR Antenna Direction: Left Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 40 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1395.000 Frequency Band: L Carrier Frequency (GHz): 1.237 Wavelength (m): 0.242 Polarization Channel: VV Product Type: Survey Image Data Take Start GMT: 1994/282:19:16:52.4 Data Take End GMT: 1994/282:19:18:38.4 Data Take Duration (min:sec): 1:47 Latitude at Start GMT: 2 deg 29.4' N Longitude at Start GMT: 92 deg 46.7' W Latitude at End GMT: 3 deg 33.4' S Longitude at End GMT: 89 deg 17.6' W Center Incidence Angle (deg): 56.6 Track Angle at Image Center: 150.0 deg E of True North Along-Track Image Size (km): 772.2 Cross-Track Image Size (km): 26.0 Along-Track Resolution (m): 135 Cross-Track Resolution (m): 19 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): 3.6 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 8 Bytes per Record: 2000 Records per Segment: 670 Product Generation Date: Dec 21, 1994 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LVV, CVV, XVV Processing Run Number: 40710 Comments: SEG_01 Lat/Long Near Early: 2 deg 25.8' N 92 deg 52.7' W Lat/Long Far Early: 2 deg 32.9' N 92 deg 40.6' W GMT Center 1994/282:19:16:59.3 Lat/Long Center: 2 deg 5.8' N 92 deg 33.2' W Lat/Long Near Late: 1 deg 38.8' N 92 deg 25.9' W Lat/Long Far Late: 1 deg 45.8' N 92 deg 13.7' W SEG_02 Lat/Long Near Early: 1 deg 38.8' N 92 deg 25.9' W Lat/Long Far Early: 1 deg 45.8' N 92 deg 13.7' W GMT Center 1994/282:19:17:13.0 Lat/Long Center: 1 deg 18.8' N 92 deg 6.3' W Lat/Long Near Late: 0 deg 51.7' N 91 deg 59.0' W Lat/Long Far Late: 0 deg 58.8' N 91 deg 46.8' W SEG_03 Lat/Long Near Early: 0 deg 51.7' N 91 deg 59.0' W Lat/Long Far Early: 0 deg 58.8' N 91 deg 46.8' W GMT Center 1994/282:19:17:26.7 Lat/Long Center: 0 deg 31.7' N 91 deg 39.5' W Lat/Long Near Late: 0 deg 4.7' N 91 deg 32.1' W Lat/Long Far Late: 0 deg 11.8' N 91 deg 19.9' W SEG_04 Lat/Long Near Early: 0 deg 4.7' N 91 deg 32.1' W Lat/Long Far Early: 0 deg 11.8' N 91 deg 19.9' W GMT Center 1994/282:19:17:40.4 Lat/Long Center: 0 deg 15.3' S 91 deg 12.5' W Lat/Long Near Late: 0 deg 42.3' S 91 deg 5.1' W Lat/Long Far Late: 0 deg 35.2' S 90 deg 53.0' W SEG_05 Lat/Long Near Early: 0 deg 42.3' S 91 deg 5.1' W Lat/Long Far Early: 0 deg 35.2' S 90 deg 53.0' W GMT Center 1994/282:19:17:54.2 Lat/Long Center: 1 deg 2.2' S 90 deg 45.6' W Lat/Long Near Late: 1 deg 29.3' S 90 deg 38.2' W Lat/Long Far Late: 1 deg 22.2' S 90 deg 26.0' W SEG_06 Lat/Long Near Early: 1 deg 29.3' S 90 deg 38.2' W Lat/Long Far Early: 1 deg 22.2' S 90 deg 26.0' W GMT Center 1994/282:19:18:07.9 Lat/Long Center: 1 deg 49.2' S 90 deg 18.6' W Lat/Long Near Late: 2 deg 16.2' S 90 deg 11.2' W Lat/Long Far Late: 2 deg 9.1' S 89 deg 59.0' W SEG_07 Lat/Long Near Early: 2 deg 16.2' S 90 deg 11.2' W Lat/Long Far Early: 2 deg 9.1' S 89 deg 59.0' W GMT Center 1994/282:19:18:21.6 Lat/Long Center: 2 deg 36.1' S 89 deg 51.6' W Lat/Long Near Late: 3 deg 3.1' S 89 deg 44.1' W Lat/Long Far Late: 2 deg 56.0' S 89 deg 31.9' W SEG_08 Lat/Long Near Early: 3 deg 3.1' S 89 deg 44.1' W Lat/Long Far Early: 2 deg 56.0' S 89 deg 31.9' W GMT Center 1994/282:19:18:35.3 Lat/Long Center: 3 deg 23.0' S 89 deg 24.4' W Lat/Long Near Data End: 3 deg 37.0' S 89 deg 23.7' W Lat/Long Far Data End: 3 deg 29.9' S 89 deg 11.6' W