DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 17.22 Site Name: Howland, Maine Site ID: EB1 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 / 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): 1395.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/274:11:06:24.7 Data Take End GMT: 1994/274:11:08:12.3 Data Take Duration (min:sec): 1:51 Latitude at Start GMT: 41 deg 5.6' N Longitude at Start GMT: 73 deg 58.8' W Latitude at End GMT: 46 deg 13.6' N Longitude at End GMT: 67 deg 19.8' W Center Incidence Angle (deg): 54.7 Track Angle at Image Center: 43.1 deg E of True North Along-Track Image Size (km): 779.6 Cross-Track Image Size (km): 58.2 Along-Track Resolution (m): 141 Cross-Track Resolution (m): 78 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): 7.0 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: 1314 Product Generation Date: Nov 22, 1994 Processing Facility: JPL Processor S/W Version: 1.2.6 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 40457 Comments: SEG_01 Lat/Long Near Early: 40 deg 55.4' N 73 deg 43.2' W Lat/Long Far Early: 41 deg 15.9' N 74 deg 14.5' W GMT Center 1994/274:11:06:31.6 Lat/Long Center: 41 deg 26.1' N 73 deg 35.2' W Lat/Long Near Late: 41 deg 36.1' N 72 deg 55.7' W Lat/Long Far Late: 41 deg 56.8' N 73 deg 27.1' W SEG_02 Lat/Long Near Early: 41 deg 36.1' N 72 deg 55.7' W Lat/Long Far Early: 41 deg 56.8' N 73 deg 27.1' W GMT Center 1994/274:11:06:45.4 Lat/Long Center: 42 deg 6.8' N 72 deg 47.2' W Lat/Long Near Late: 42 deg 16.5' N 72 deg 7.1' W Lat/Long Far Late: 42 deg 37.4' N 72 deg 38.6' W SEG_03 Lat/Long Near Early: 42 deg 16.5' N 72 deg 7.1' W Lat/Long Far Early: 42 deg 37.4' N 72 deg 38.6' W GMT Center 1994/274:11:06:59.2 Lat/Long Center: 42 deg 47.0' N 71 deg 58.2' W Lat/Long Near Late: 42 deg 56.4' N 71 deg 17.5' W Lat/Long Far Late: 43 deg 17.6' N 71 deg 49.0' W SEG_04 Lat/Long Near Early: 42 deg 56.4' N 71 deg 17.5' W Lat/Long Far Early: 43 deg 17.6' N 71 deg 49.0' W GMT Center 1994/274:11:07:13.0 Lat/Long Center: 43 deg 26.9' N 71 deg 8.0' W Lat/Long Near Late: 43 deg 36.0' N 70 deg 26.8' W Lat/Long Far Late: 43 deg 57.5' N 70 deg 58.4' W SEG_05 Lat/Long Near Early: 43 deg 36.0' N 70 deg 26.8' W Lat/Long Far Early: 43 deg 57.5' N 70 deg 58.4' W GMT Center 1994/274:11:07:26.8 Lat/Long Center: 44 deg 6.4' N 70 deg 16.7' W Lat/Long Near Late: 44 deg 15.2' N 69 deg 34.9' W Lat/Long Far Late: 44 deg 36.9' N 70 deg 6.5' W SEG_06 Lat/Long Near Early: 44 deg 15.2' N 69 deg 34.9' W Lat/Long Far Early: 44 deg 36.9' N 70 deg 6.5' W GMT Center 1994/274:11:07:40.6 Lat/Long Center: 44 deg 45.5' N 69 deg 24.3' W Lat/Long Near Late: 44 deg 53.9' N 68 deg 41.8' W Lat/Long Far Late: 45 deg 15.9' N 69 deg 13.4' W SEG_07 Lat/Long Near Early: 44 deg 53.9' N 68 deg 41.8' W Lat/Long Far Early: 45 deg 15.9' N 69 deg 13.4' W GMT Center 1994/274:11:07:54.4 Lat/Long Center: 45 deg 24.2' N 68 deg 30.6' W Lat/Long Near Late: 45 deg 32.2' N 67 deg 47.5' W Lat/Long Far Late: 45 deg 54.4' N 68 deg 19.1' W SEG_08 Lat/Long Near Early: 45 deg 32.2' N 67 deg 47.5' W Lat/Long Far Early: 45 deg 54.4' N 68 deg 19.1' W GMT Center 1994/274:11:08:08.2 Lat/Long Center: 46 deg 2.3' N 67 deg 35.6' W Lat/Long Near Data End: 46 deg 2.3' N 67 deg 4.0' W Lat/Long Far Data End: 46 deg 24.8' N 67 deg 35.7' W