DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 49.32 Site Name: Howland, Maine Site ID: EB1 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Left Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1440.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/276:10:29:49.8 Data Take End GMT: 1994/276:10:31:15.4 Data Take Duration (min:sec): 1:27 Latitude at Start GMT: 42 deg 45.7' N Longitude at Start GMT: 72 deg 11.5' W Latitude at End GMT: 46 deg 40.0' N Longitude at End GMT: 66 deg 32.4' W Center Incidence Angle (deg): 40.7 Track Angle at Image Center: 45.6 deg E of True North Along-Track Image Size (km): 620.8 Cross-Track Image Size (km): 30.8 Along-Track Resolution (m): 112 Cross-Track Resolution (m): 98 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): 1.3 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 7 Bytes per Record: 2000 Records per Segment: 766 Product Generation Date: Nov 29, 1994 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 40496 Comments: SEG_01 Lat/Long Near Early: 42 deg 40.0' N 72 deg 3.4' W Lat/Long Far Early: 42 deg 51.4' N 72 deg 19.6' W GMT Center 1994/276:10:29:56.7 Lat/Long Center: 43 deg 5.2' N 71 deg 46.0' W Lat/Long Near Late: 43 deg 18.9' N 71 deg 12.0' W Lat/Long Far Late: 43 deg 30.4' N 71 deg 28.3' W SEG_02 Lat/Long Near Early: 43 deg 18.9' N 71 deg 12.0' W Lat/Long Far Early: 43 deg 30.4' N 71 deg 28.3' W GMT Center 1994/276:10:30:10.4 Lat/Long Center: 43 deg 44.0' N 70 deg 54.0' W Lat/Long Near Late: 43 deg 57.3' N 70 deg 19.5' W Lat/Long Far Late: 44 deg 9.0' N 70 deg 35.8' W SEG_03 Lat/Long Near Early: 43 deg 57.3' N 70 deg 19.5' W Lat/Long Far Early: 44 deg 9.0' N 70 deg 35.8' W GMT Center 1994/276:10:30:24.2 Lat/Long Center: 44 deg 22.2' N 70 deg 0.9' W Lat/Long Near Late: 44 deg 35.3' N 69 deg 25.8' W Lat/Long Far Late: 44 deg 47.1' N 69 deg 42.1' W SEG_04 Lat/Long Near Early: 44 deg 35.3' N 69 deg 25.8' W Lat/Long Far Early: 44 deg 47.1' N 69 deg 42.1' W GMT Center 1994/276:10:30:38.0 Lat/Long Center: 45 deg 0.1' N 69 deg 6.6' W Lat/Long Near Late: 45 deg 12.8' N 68 deg 30.9' W Lat/Long Far Late: 45 deg 24.8' N 68 deg 47.1' W SEG_05 Lat/Long Near Early: 45 deg 12.8' N 68 deg 30.9' W Lat/Long Far Early: 45 deg 24.8' N 68 deg 47.1' W GMT Center 1994/276:10:30:51.8 Lat/Long Center: 45 deg 37.4' N 68 deg 11.0' W Lat/Long Near Late: 45 deg 49.8' N 67 deg 34.7' W Lat/Long Far Late: 46 deg 1.9' N 67 deg 50.9' W SEG_06 Lat/Long Near Early: 45 deg 49.8' N 67 deg 34.7' W Lat/Long Far Early: 46 deg 1.9' N 67 deg 50.9' W GMT Center 1994/276:10:31:05.6 Lat/Long Center: 46 deg 14.2' N 67 deg 14.2' W Lat/Long Near Late: 46 deg 26.3' N 66 deg 37.2' W Lat/Long Far Late: 46 deg 38.6' N 66 deg 53.4' W SEG_07 Lat/Long Near Early: 46 deg 26.3' N 66 deg 37.2' W Lat/Long Far Early: 46 deg 38.6' N 66 deg 53.4' W Lat/Long Near Data End: 46 deg 33.8' N 66 deg 24.3' W Lat/Long Far Data End: 46 deg 46.2' N 66 deg 40.5' W