DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 33.22 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): 17 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1674.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/275:10:48:02.6 Data Take End GMT: 1994/275:10:49:41.9 Data Take Duration (min:sec): 1:40 Latitude at Start GMT: 41 deg 21.9' N Longitude at Start GMT: 73 deg 46.5' W Latitude at End GMT: 46 deg 2.1' N Longitude at End GMT: 67 deg 31.7' W Center Incidence Angle (deg): 48.2 Track Angle at Image Center: 43.9 deg E of True North Along-Track Image Size (km): 719.5 Cross-Track Image Size (km): 24.8 Along-Track Resolution (m): 74 Cross-Track Resolution (m): 86 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): 3.2 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: 646 Product Generation Date: Jan 07, 1995 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: 40775 Comments: SEG_01 Lat/Long Near Early: 41 deg 17.4' N 73 deg 39.9' W Lat/Long Far Early: 41 deg 26.3' N 73 deg 53.2' W GMT Center 1994/275:10:48:09.5 Lat/Long Center: 41 deg 42.0' N 73 deg 22.4' W Lat/Long Near Late: 41 deg 57.6' N 72 deg 51.4' W Lat/Long Far Late: 42 deg 6.6' N 73 deg 4.7' W SEG_02 Lat/Long Near Early: 41 deg 57.6' N 72 deg 51.4' W Lat/Long Far Early: 42 deg 6.6' N 73 deg 4.7' W GMT Center 1994/275:10:48:23.3 Lat/Long Center: 42 deg 22.0' N 72 deg 33.4' W Lat/Long Near Late: 42 deg 37.4' N 72 deg 1.8' W Lat/Long Far Late: 42 deg 46.4' N 72 deg 15.1' W SEG_03 Lat/Long Near Early: 42 deg 37.4' N 72 deg 1.8' W Lat/Long Far Early: 42 deg 46.4' N 72 deg 15.1' W GMT Center 1994/275:10:48:37.1 Lat/Long Center: 43 deg 1.7' N 71 deg 43.3' W Lat/Long Near Late: 43 deg 16.7' N 71 deg 11.2' W Lat/Long Far Late: 43 deg 25.9' N 71 deg 24.4' W SEG_04 Lat/Long Near Early: 43 deg 16.7' N 71 deg 11.2' W Lat/Long Far Early: 43 deg 25.9' N 71 deg 24.4' W GMT Center 1994/275:10:48:50.9 Lat/Long Center: 43 deg 40.9' N 70 deg 52.0' W Lat/Long Near Late: 43 deg 55.7' N 70 deg 19.4' W Lat/Long Far Late: 44 deg 5.0' N 70 deg 32.7' W SEG_05 Lat/Long Near Early: 43 deg 55.7' N 70 deg 19.4' W Lat/Long Far Early: 44 deg 5.0' N 70 deg 32.7' W GMT Center 1994/275:10:49:04.7 Lat/Long Center: 44 deg 19.7' N 69 deg 59.7' W Lat/Long Near Late: 44 deg 34.2' N 69 deg 26.4' W Lat/Long Far Late: 44 deg 43.7' N 69 deg 39.7' W SEG_06 Lat/Long Near Early: 44 deg 34.2' N 69 deg 26.4' W Lat/Long Far Early: 44 deg 43.7' N 69 deg 39.7' W GMT Center 1994/275:10:49:18.5 Lat/Long Center: 44 deg 58.1' N 69 deg 6.1' W Lat/Long Near Late: 45 deg 12.3' N 68 deg 32.2' W Lat/Long Far Late: 45 deg 21.9' N 68 deg 45.5' W SEG_07 Lat/Long Near Early: 45 deg 12.3' N 68 deg 32.2' W Lat/Long Far Early: 45 deg 21.9' N 68 deg 45.5' W GMT Center 1994/275:10:49:32.3 Lat/Long Center: 45 deg 36.0' N 68 deg 11.2' W Lat/Long Near Late: 45 deg 49.9' N 67 deg 36.7' W Lat/Long Far Late: 45 deg 59.6' N 67 deg 50.0' W SEG_08 Lat/Long Near Early: 45 deg 49.9' N 67 deg 36.7' W Lat/Long Far Early: 45 deg 59.6' N 67 deg 50.0' W Lat/Long Near Data End: 45 deg 57.2' N 67 deg 25.1' W Lat/Long Far Data End: 46 deg 6.9' N 67 deg 38.3' W