DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 97.20 Site Name: Wallops Island, Maryland Site ID: C32 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 17 Quantization Format: BFPQ Beam Spoiling Mode: 4 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: 1994/279:09:26:56.8 Data Take End GMT: 1994/279:09:31:41.6 Data Take Duration (min:sec): 4:47 Latitude at Start GMT: 27 deg 56.9' N Longitude at Start GMT: 85 deg 2.3' W Latitude at End GMT: 42 deg 1.1' N Longitude at End GMT: 70 deg 4.9' W Center Incidence Angle (deg): 34.7 Track Angle at Image Center: 40.8 deg E of True North Along-Track Image Size (km): 2070.4 Cross-Track Image Size (km): 51.8 Along-Track Resolution (m): 98 Cross-Track Resolution (m): 56 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): 7.5 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 21 Bytes per Record: 2000 Records per Segment: 1186 Product Generation Date: Feb 10, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 40986 Comments: SEG_01 Lat/Long Near Early: 28 deg 5.0' N 85 deg 14.7' W Lat/Long Far Early: 27 deg 48.8' N 84 deg 49.9' W GMT Center 1994/279:09:27:03.7 Lat/Long Center: 28 deg 18.7' N 84 deg 44.3' W Lat/Long Near Late: 28 deg 48.7' N 84 deg 38.5' W Lat/Long Far Late: 28 deg 32.2' N 84 deg 13.6' W SEG_02 Lat/Long Near Early: 28 deg 48.7' N 84 deg 38.5' W Lat/Long Far Early: 28 deg 32.2' N 84 deg 13.6' W GMT Center 1994/279:09:27:17.4 Lat/Long Center: 29 deg 2.2' N 84 deg 7.7' W Lat/Long Near Late: 29 deg 32.1' N 84 deg 1.8' W Lat/Long Far Late: 29 deg 15.5' N 83 deg 36.7' W SEG_03 Lat/Long Near Early: 29 deg 32.1' N 84 deg 1.8' W Lat/Long Far Early: 29 deg 15.5' N 83 deg 36.7' W GMT Center 1994/279:09:27:31.2 Lat/Long Center: 29 deg 45.4' N 83 deg 30.6' W Lat/Long Near Late: 30 deg 15.3' N 83 deg 24.4' W Lat/Long Far Late: 29 deg 58.5' N 82 deg 59.2' W SEG_04 Lat/Long Near Early: 30 deg 15.3' N 83 deg 24.4' W Lat/Long Far Early: 29 deg 58.5' N 82 deg 59.2' W GMT Center 1994/279:09:27:44.9 Lat/Long Center: 30 deg 28.4' N 82 deg 52.9' W Lat/Long Near Late: 30 deg 58.3' N 82 deg 46.5' W Lat/Long Far Late: 30 deg 41.3' N 82 deg 21.2' W SEG_05 Lat/Long Near Early: 30 deg 58.3' N 82 deg 46.5' W Lat/Long Far Early: 30 deg 41.3' N 82 deg 21.2' W GMT Center 1994/279:09:27:58.7 Lat/Long Center: 31 deg 11.2' N 82 deg 14.6' W Lat/Long Near Late: 31 deg 41.1' N 82 deg 7.9' W Lat/Long Far Late: 31 deg 23.9' N 81 deg 42.5' W SEG_06 Lat/Long Near Early: 31 deg 41.1' N 82 deg 7.9' W Lat/Long Far Early: 31 deg 23.9' N 81 deg 42.5' W GMT Center 1994/279:09:28:12.5 Lat/Long Center: 31 deg 53.7' N 81 deg 35.6' W Lat/Long Near Late: 32 deg 23.6' N 81 deg 28.6' W Lat/Long Far Late: 32 deg 6.1' N 81 deg 3.1' W SEG_07 Lat/Long Near Early: 32 deg 23.6' N 81 deg 28.6' W Lat/Long Far Early: 32 deg 6.1' N 81 deg 3.1' W GMT Center 1994/279:09:28:26.2 Lat/Long Center: 32 deg 36.0' N 80 deg 56.0' W Lat/Long Near Late: 33 deg 5.8' N 80 deg 48.7' W Lat/Long Far Late: 32 deg 48.2' N 80 deg 23.1' W SEG_08 Lat/Long Near Early: 33 deg 5.8' N 80 deg 48.7' W Lat/Long Far Early: 32 deg 48.2' N 80 deg 23.1' W GMT Center 1994/279:09:28:40.0 Lat/Long Center: 33 deg 18.0' N 80 deg 15.7' W Lat/Long Near Late: 33 deg 47.7' N 80 deg 8.1' W Lat/Long Far Late: 33 deg 29.9' N 79 deg 42.4' W SEG_09 Lat/Long Near Early: 33 deg 47.7' N 80 deg 8.1' W Lat/Long Far Early: 33 deg 29.9' N 79 deg 42.4' W GMT Center 1994/279:09:28:53.7 Lat/Long Center: 33 deg 59.7' N 79 deg 34.6' W Lat/Long Near Late: 34 deg 29.4' N 79 deg 26.8' W Lat/Long Far Late: 34 deg 11.4' N 79 deg 0.9' W SEG_10 Lat/Long Near Early: 34 deg 29.4' N 79 deg 26.8' W Lat/Long Far Early: 34 deg 11.4' N 79 deg 0.9' W GMT Center 1994/279:09:29:07.5 Lat/Long Center: 34 deg 41.1' N 78 deg 52.8' W Lat/Long Near Late: 35 deg 10.8' N 78 deg 44.6' W Lat/Long Far Late: 34 deg 52.5' N 78 deg 18.7' W SEG_11 Lat/Long Near Early: 35 deg 10.8' N 78 deg 44.6' W Lat/Long Far Early: 34 deg 52.5' N 78 deg 18.7' W GMT Center 1994/279:09:29:21.2 Lat/Long Center: 35 deg 22.2' N 78 deg 10.3' W Lat/Long Near Late: 35 deg 51.9' N 78 deg 1.8' W Lat/Long Far Late: 35 deg 33.4' N 77 deg 35.7' W SEG_12 Lat/Long Near Early: 35 deg 51.9' N 78 deg 1.8' W Lat/Long Far Early: 35 deg 33.4' N 77 deg 35.7' W GMT Center 1994/279:09:29:35.0 Lat/Long Center: 36 deg 3.0' N 77 deg 26.9' W Lat/Long Near Late: 36 deg 32.6' N 77 deg 18.0' W Lat/Long Far Late: 36 deg 13.9' N 76 deg 52.0' W SEG_13 Lat/Long Near Early: 36 deg 32.6' N 77 deg 18.0' W Lat/Long Far Early: 36 deg 13.9' N 76 deg 52.0' W GMT Center 1994/279:09:29:48.7 Lat/Long Center: 36 deg 43.5' N 76 deg 42.8' W Lat/Long Near Late: 37 deg 13.1' N 76 deg 33.5' W Lat/Long Far Late: 36 deg 54.1' N 76 deg 7.3' W SEG_14 Lat/Long Near Early: 37 deg 13.1' N 76 deg 33.5' W Lat/Long Far Early: 36 deg 54.1' N 76 deg 7.3' W GMT Center 1994/279:09:30:02.5 Lat/Long Center: 37 deg 23.6' N 75 deg 57.8' W Lat/Long Near Late: 37 deg 53.1' N 75 deg 48.1' W Lat/Long Far Late: 37 deg 33.9' N 75 deg 21.9' W SEG_15 Lat/Long Near Early: 37 deg 53.1' N 75 deg 48.1' W Lat/Long Far Early: 37 deg 33.9' N 75 deg 21.9' W GMT Center 1994/279:09:30:16.2 Lat/Long Center: 38 deg 3.3' N 75 deg 11.9' W Lat/Long Near Late: 38 deg 32.8' N 75 deg 1.8' W Lat/Long Far Late: 38 deg 13.4' N 74 deg 35.5' W SEG_16 Lat/Long Near Early: 38 deg 32.8' N 75 deg 1.8' W Lat/Long Far Early: 38 deg 13.4' N 74 deg 35.5' W GMT Center 1994/279:09:30:30.0 Lat/Long Center: 38 deg 42.7' N 74 deg 25.0' W Lat/Long Near Late: 39 deg 12.2' N 74 deg 14.5' W Lat/Long Far Late: 38 deg 52.4' N 73 deg 48.2' W SEG_17 Lat/Long Near Early: 39 deg 12.2' N 74 deg 14.5' W Lat/Long Far Early: 38 deg 52.4' N 73 deg 48.2' W GMT Center 1994/279:09:30:43.8 Lat/Long Center: 39 deg 21.7' N 73 deg 37.3' W Lat/Long Near Late: 39 deg 51.1' N 73 deg 26.4' W Lat/Long Far Late: 39 deg 31.1' N 72 deg 60.0' W SEG_18 Lat/Long Near Early: 39 deg 51.1' N 73 deg 26.4' W Lat/Long Far Early: 39 deg 31.1' N 72 deg 60.0' W GMT Center 1994/279:09:30:57.5 Lat/Long Center: 40 deg 0.3' N 72 deg 48.6' W Lat/Long Near Late: 40 deg 29.7' N 72 deg 37.2' W Lat/Long Far Late: 40 deg 9.4' N 72 deg 10.7' W SEG_19 Lat/Long Near Early: 40 deg 29.7' N 72 deg 37.2' W Lat/Long Far Early: 40 deg 9.4' N 72 deg 10.7' W GMT Center 1994/279:09:31:11.3 Lat/Long Center: 40 deg 38.5' N 71 deg 58.9' W Lat/Long Near Late: 41 deg 7.8' N 71 deg 47.0' W Lat/Long Far Late: 40 deg 47.2' N 71 deg 20.5' W SEG_20 Lat/Long Near Early: 41 deg 7.8' N 71 deg 47.0' W Lat/Long Far Early: 40 deg 47.2' N 71 deg 20.5' W GMT Center 1994/279:09:31:25.0 Lat/Long Center: 41 deg 16.3' N 71 deg 8.1' W Lat/Long Near Late: 41 deg 45.5' N 70 deg 55.7' W Lat/Long Far Late: 41 deg 24.6' N 70 deg 29.3' W SEG_21 Lat/Long Near Early: 41 deg 45.5' N 70 deg 55.7' W Lat/Long Far Early: 41 deg 24.6' N 70 deg 29.3' W GMT Center 1994/279:09:31:38.8 Lat/Long Center: 41 deg 53.6' N 70 deg 16.4' W Lat/Long Near Data End: 42 deg 11.7' N 70 deg 18.3' W Lat/Long Far Data End: 41 deg 50.7' N 69 deg 51.8' W