DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 81.21 Site Name: Gulf Stream A4 Site ID: NS4 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 13 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 1 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: 1994/278:09:49:32.7 Data Take End GMT: 1994/278:09:52:23.1 Data Take Duration (min:sec): 2:52 Latitude at Start GMT: 35 deg 53.2' N Longitude at Start GMT: 76 deg 7.6' W Latitude at End GMT: 43 deg 42.5' N Longitude at End GMT: 65 deg 51.3' W Center Incidence Angle (deg): 42.2 Track Angle at Image Center: 45.3 deg E of True North Along-Track Image Size (km): 1237.9 Cross-Track Image Size (km): 32.0 Along-Track Resolution (m): 109 Cross-Track Resolution (m): 48 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): 3.5 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 13 Bytes per Record: 2000 Records per Segment: 790 Product Generation Date: Jan 03, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LVV, CHH, CVV, XVV Processing Run Number: 40683 Comments: SEG_01 Lat/Long Near Early: 35 deg 58.9' N 76 deg 15.5' W Lat/Long Far Early: 35 deg 47.5' N 75 deg 59.8' W GMT Center 1994/278:09:49:39.6 Lat/Long Center: 36 deg 13.3' N 75 deg 45.5' W Lat/Long Near Late: 36 deg 39.2' N 75 deg 31.1' W Lat/Long Far Late: 36 deg 27.6' N 75 deg 15.3' W SEG_02 Lat/Long Near Early: 36 deg 39.2' N 75 deg 31.1' W Lat/Long Far Early: 36 deg 27.6' N 75 deg 15.3' W GMT Center 1994/278:09:49:53.3 Lat/Long Center: 36 deg 53.4' N 75 deg 0.7' W Lat/Long Near Late: 37 deg 19.1' N 74 deg 45.9' W Lat/Long Far Late: 37 deg 7.4' N 74 deg 30.1' W SEG_03 Lat/Long Near Early: 37 deg 19.1' N 74 deg 45.9' W Lat/Long Far Early: 37 deg 7.4' N 74 deg 30.1' W GMT Center 1994/278:09:50:07.1 Lat/Long Center: 37 deg 33.1' N 74 deg 15.0' W Lat/Long Near Late: 37 deg 58.7' N 73 deg 59.7' W Lat/Long Far Late: 37 deg 46.8' N 73 deg 43.9' W SEG_04 Lat/Long Near Early: 37 deg 58.7' N 73 deg 59.7' W Lat/Long Far Early: 37 deg 46.8' N 73 deg 43.9' W GMT Center 1994/278:09:50:20.9 Lat/Long Center: 38 deg 12.4' N 73 deg 28.4' W Lat/Long Near Late: 38 deg 37.9' N 73 deg 12.7' W Lat/Long Far Late: 38 deg 25.9' N 72 deg 56.8' W SEG_05 Lat/Long Near Early: 38 deg 37.9' N 73 deg 12.7' W Lat/Long Far Early: 38 deg 25.9' N 72 deg 56.8' W GMT Center 1994/278:09:50:34.7 Lat/Long Center: 38 deg 51.3' N 72 deg 40.9' W Lat/Long Near Late: 39 deg 16.7' N 72 deg 24.7' W Lat/Long Far Late: 39 deg 4.5' N 72 deg 8.8' W SEG_06 Lat/Long Near Early: 39 deg 16.7' N 72 deg 24.7' W Lat/Long Far Early: 39 deg 4.5' N 72 deg 8.8' W GMT Center 1994/278:09:50:48.4 Lat/Long Center: 39 deg 29.8' N 71 deg 52.4' W Lat/Long Near Late: 39 deg 55.1' N 71 deg 35.7' W Lat/Long Far Late: 39 deg 42.8' N 71 deg 19.9' W SEG_07 Lat/Long Near Early: 39 deg 55.1' N 71 deg 35.7' W Lat/Long Far Early: 39 deg 42.8' N 71 deg 19.9' W GMT Center 1994/278:09:51:02.2 Lat/Long Center: 40 deg 7.9' N 71 deg 3.0' W Lat/Long Near Late: 40 deg 33.0' N 70 deg 45.8' W Lat/Long Far Late: 40 deg 20.6' N 70 deg 30.0' W SEG_08 Lat/Long Near Early: 40 deg 33.0' N 70 deg 45.8' W Lat/Long Far Early: 40 deg 20.6' N 70 deg 30.0' W GMT Center 1994/278:09:51:16.0 Lat/Long Center: 40 deg 45.6' N 70 deg 12.5' W Lat/Long Near Late: 41 deg 10.5' N 69 deg 54.8' W Lat/Long Far Late: 40 deg 57.9' N 69 deg 39.0' W SEG_09 Lat/Long Near Early: 41 deg 10.5' N 69 deg 54.8' W Lat/Long Far Early: 40 deg 57.9' N 69 deg 39.0' W GMT Center 1994/278:09:51:29.7 Lat/Long Center: 41 deg 22.8' N 69 deg 21.0' W Lat/Long Near Late: 41 deg 47.6' N 69 deg 2.8' W Lat/Long Far Late: 41 deg 34.8' N 68 deg 47.0' W SEG_10 Lat/Long Near Early: 41 deg 47.6' N 69 deg 2.8' W Lat/Long Far Early: 41 deg 34.8' N 68 deg 47.0' W GMT Center 1994/278:09:51:43.5 Lat/Long Center: 41 deg 59.5' N 68 deg 28.4' W Lat/Long Near Late: 42 deg 24.2' N 68 deg 9.6' W Lat/Long Far Late: 42 deg 11.2' N 67 deg 53.9' W SEG_11 Lat/Long Near Early: 42 deg 24.2' N 68 deg 9.6' W Lat/Long Far Early: 42 deg 11.2' N 67 deg 53.9' W GMT Center 1994/278:09:51:57.3 Lat/Long Center: 42 deg 35.8' N 67 deg 34.8' W Lat/Long Near Late: 43 deg 0.2' N 67 deg 15.4' W Lat/Long Far Late: 42 deg 47.2' N 66 deg 59.7' W SEG_12 Lat/Long Near Early: 43 deg 0.2' N 67 deg 15.4' W Lat/Long Far Early: 42 deg 47.2' N 66 deg 59.7' W GMT Center 1994/278:09:52:11.0 Lat/Long Center: 43 deg 11.5' N 66 deg 40.0' W Lat/Long Near Late: 43 deg 35.8' N 66 deg 20.0' W Lat/Long Far Late: 43 deg 22.6' N 66 deg 4.4' W SEG_13 Lat/Long Near Early: 43 deg 35.8' N 66 deg 20.0' W Lat/Long Far Early: 43 deg 22.6' N 66 deg 4.4' W Lat/Long Near Data End: 43 deg 49.1' N 65 deg 59.1' W Lat/Long Far Data End: 43 deg 35.8' N 65 deg 43.5' W