DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 72.70 Site Name: Galapagos Islands Site ID: GS1 Mission ID: SRL-1 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 8 / X-SAR Antenna Direction: Left Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 8 Quantization Format: BFPQ Beam Spoiling Mode: 6 PRF (Hz): 1512.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/103:20:51:17.6 Data Take End GMT: 1994/103:20:55:02.3 Data Take Duration (min:sec): 3:47 Latitude at Start GMT: 5 deg 11.4' N Longitude at Start GMT: 94 deg 26.1' W Latitude at End GMT: 7 deg 36.6' S Longitude at End GMT: 87 deg 4.3' W Center Incidence Angle (deg): 23.6 Track Angle at Image Center: 150.0 deg E of True North Along-Track Image Size (km): 1634.8 Cross-Track Image Size (km): 99.8 Along-Track Resolution (m): 90 Cross-Track Resolution (m): 80 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): 9.4 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 17 Bytes per Record: 2000 Records per Segment: 2146 Product Generation Date: Jul 21, 1994 Processing Facility: JPL Processor S/W Version: 1.2.4 Available Standard Products: LHH, CHH, XVV Processing Run Number: 10530 Comments: SEG_01 Lat/Long Near Early: 4 deg 57.7' N 94 deg 49.7' W Lat/Long Far Early: 5 deg 24.9' N 94 deg 2.6' W GMT Center 1994/103:20:51:24.5 Lat/Long Center: 4 deg 48.0' N 94 deg 12.6' W Lat/Long Near Late: 4 deg 10.6' N 94 deg 22.4' W Lat/Long Far Late: 4 deg 37.8' N 93 deg 35.5' W SEG_02 Lat/Long Near Early: 4 deg 10.6' N 94 deg 22.4' W Lat/Long Far Early: 4 deg 37.8' N 93 deg 35.5' W GMT Center 1994/103:20:51:38.2 Lat/Long Center: 4 deg 0.9' N 93 deg 45.4' W Lat/Long Near Late: 3 deg 23.9' N 93 deg 55.4' W Lat/Long Far Late: 3 deg 51.0' N 93 deg 8.6' W SEG_03 Lat/Long Near Early: 3 deg 23.9' N 93 deg 55.4' W Lat/Long Far Early: 3 deg 51.0' N 93 deg 8.6' W GMT Center 1994/103:20:51:52.0 Lat/Long Center: 3 deg 13.7' N 93 deg 18.4' W Lat/Long Near Late: 2 deg 36.8' N 93 deg 28.3' W Lat/Long Far Late: 3 deg 3.8' N 92 deg 41.6' W SEG_04 Lat/Long Near Early: 2 deg 36.8' N 93 deg 28.3' W Lat/Long Far Early: 3 deg 3.8' N 92 deg 41.6' W GMT Center 1994/103:20:52:05.7 Lat/Long Center: 2 deg 26.9' N 92 deg 51.5' W Lat/Long Near Late: 1 deg 49.9' N 93 deg 1.4' W Lat/Long Far Late: 2 deg 17.0' N 92 deg 14.8' W SEG_05 Lat/Long Near Early: 1 deg 49.9' N 93 deg 1.4' W Lat/Long Far Early: 2 deg 17.0' N 92 deg 14.8' W GMT Center 1994/103:20:52:19.4 Lat/Long Center: 1 deg 39.7' N 92 deg 24.5' W Lat/Long Near Late: 1 deg 2.8' N 92 deg 34.4' W Lat/Long Far Late: 1 deg 29.8' N 91 deg 47.8' W SEG_06 Lat/Long Near Early: 1 deg 2.8' N 92 deg 34.4' W Lat/Long Far Early: 1 deg 29.8' N 91 deg 47.8' W GMT Center 1994/103:20:52:33.2 Lat/Long Center: 0 deg 52.9' N 91 deg 57.7' W Lat/Long Near Late: 0 deg 15.9' N 92 deg 7.6' W Lat/Long Far Late: 0 deg 42.9' N 91 deg 21.0' W SEG_07 Lat/Long Near Early: 0 deg 15.9' N 92 deg 7.6' W Lat/Long Far Early: 0 deg 42.9' N 91 deg 21.0' W GMT Center 1994/103:20:52:46.9 Lat/Long Center: 0 deg 5.7' N 91 deg 30.7' W Lat/Long Near Late: 0 deg 31.3' S 91 deg 40.6' W Lat/Long Far Late: 0 deg 4.2' S 90 deg 54.0' W SEG_08 Lat/Long Near Early: 0 deg 31.3' S 91 deg 40.6' W Lat/Long Far Early: 0 deg 4.2' S 90 deg 54.0' W GMT Center 1994/103:20:53:00.7 Lat/Long Center: 0 deg 41.2' S 91 deg 4.0' W Lat/Long Near Late: 1 deg 18.1' S 91 deg 13.9' W Lat/Long Far Late: 0 deg 51.1' S 90 deg 27.3' W SEG_09 Lat/Long Near Early: 1 deg 18.1' S 91 deg 13.9' W Lat/Long Far Early: 0 deg 51.1' S 90 deg 27.3' W GMT Center 1994/103:20:53:14.4 Lat/Long Center: 1 deg 28.4' S 90 deg 37.0' W Lat/Long Near Late: 2 deg 5.3' S 90 deg 46.9' W Lat/Long Far Late: 1 deg 38.2' S 90 deg 0.3' W SEG_10 Lat/Long Near Early: 2 deg 5.3' S 90 deg 46.9' W Lat/Long Far Early: 1 deg 38.2' S 90 deg 0.3' W GMT Center 1994/103:20:53:28.2 Lat/Long Center: 2 deg 15.2' S 90 deg 10.2' W Lat/Long Near Late: 2 deg 52.5' S 90 deg 20.0' W Lat/Long Far Late: 2 deg 25.4' S 89 deg 33.2' W SEG_11 Lat/Long Near Early: 2 deg 52.5' S 90 deg 20.0' W Lat/Long Far Early: 2 deg 25.4' S 89 deg 33.2' W GMT Center 1994/103:20:53:41.9 Lat/Long Center: 3 deg 2.3' S 89 deg 43.1' W Lat/Long Near Late: 3 deg 39.4' S 89 deg 53.2' W Lat/Long Far Late: 3 deg 12.2' S 89 deg 6.3' W SEG_12 Lat/Long Near Early: 3 deg 39.4' S 89 deg 53.2' W Lat/Long Far Early: 3 deg 12.2' S 89 deg 6.3' W GMT Center 1994/103:20:53:55.7 Lat/Long Center: 3 deg 49.1' S 89 deg 16.2' W Lat/Long Near Late: 4 deg 26.6' S 89 deg 26.1' W Lat/Long Far Late: 3 deg 59.3' S 88 deg 39.2' W SEG_13 Lat/Long Near Early: 4 deg 26.6' S 89 deg 26.1' W Lat/Long Far Early: 3 deg 59.3' S 88 deg 39.2' W GMT Center 1994/103:20:54:09.4 Lat/Long Center: 4 deg 36.3' S 88 deg 49.1' W Lat/Long Near Late: 5 deg 13.4' S 88 deg 59.3' W Lat/Long Far Late: 4 deg 46.0' S 88 deg 12.2' W SEG_14 Lat/Long Near Early: 5 deg 13.4' S 88 deg 59.3' W Lat/Long Far Early: 4 deg 46.0' S 88 deg 12.2' W GMT Center 1994/103:20:54:23.2 Lat/Long Center: 5 deg 23.0' S 88 deg 22.1' W Lat/Long Near Late: 6 deg 0.6' S 88 deg 32.1' W Lat/Long Far Late: 5 deg 33.0' S 87 deg 44.9' W SEG_15 Lat/Long Near Early: 6 deg 0.6' S 88 deg 32.1' W Lat/Long Far Early: 5 deg 33.0' S 87 deg 44.9' W GMT Center 1994/103:20:54:36.9 Lat/Long Center: 6 deg 10.1' S 87 deg 54.8' W Lat/Long Near Late: 6 deg 47.4' S 88 deg 5.1' W Lat/Long Far Late: 6 deg 19.7' S 87 deg 17.7' W SEG_16 Lat/Long Near Early: 6 deg 47.4' S 88 deg 5.1' W Lat/Long Far Early: 6 deg 19.7' S 87 deg 17.7' W GMT Center 1994/103:20:54:50.7 Lat/Long Center: 6 deg 57.1' S 87 deg 27.4' W Lat/Long Near Late: 7 deg 34.5' S 87 deg 37.9' W Lat/Long Far Late: 7 deg 6.6' S 86 deg 50.3' W SEG_17 Lat/Long Near Early: 7 deg 34.5' S 87 deg 37.9' W Lat/Long Far Early: 7 deg 6.6' S 86 deg 50.3' W Lat/Long Near Data End: 7 deg 50.7' S 87 deg 28.4' W Lat/Long Far Data End: 7 deg 22.8' S 86 deg 40.8' W