DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 23.60 Site Name: Weddell Sea Site ID: N59 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Right Looking Orbit Direction: Ascending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 8 Quantization Format: BFPQ Beam Spoiling Mode: 5 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: 1994/274:20:51:44.9 Data Take End GMT: 1994/274:20:52:52.7 Data Take Duration (min:sec): 4:43 Latitude at Start GMT: 56 deg 51.9' S Longitude at Start GMT: 0 deg 44.9' E Latitude at End GMT: 57 deg 44.4' S Longitude at End GMT: 8 deg 44.3' E Center Incidence Angle (deg): 24.7 Track Angle at Image Center: 89.8 deg E of True North Along-Track Image Size (km): 490.4 Cross-Track Image Size (km): 29.6 Along-Track Resolution (m): 95 Cross-Track Resolution (m): 77 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): 100.0 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 5 Bytes per Record: 2000 Records per Segment: 742 Product Generation Date: Oct 01, 1994 Processing Facility: JPL Processor S/W Version: 1.2.5 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 40020 Comments: SEG_01 Lat/Long Near Early: 56 deg 44.4' S 0 deg 48.6' E Lat/Long Far Early: 56 deg 59.5' S 0 deg 41.2' E GMT Center 1994/274:20:51:51.8 Lat/Long Center: 56 deg 58.7' S 1 deg 32.7' E Lat/Long Near Late: 56 deg 57.6' S 2 deg 24.1' E Lat/Long Far Late: 57 deg 12.9' S 2 deg 17.3' E SEG_02 Lat/Long Near Early: 56 deg 57.6' S 2 deg 24.1' E Lat/Long Far Early: 57 deg 12.9' S 2 deg 17.3' E GMT Center 1994/274:20:52:05.6 Lat/Long Center: 57 deg 11.4' S 3 deg 9.1' E Lat/Long Near Late: 57 deg 9.5' S 4 deg 0.8' E Lat/Long Far Late: 57 deg 24.9' S 3 deg 54.6' E SEG_03 Lat/Long Near Early: 57 deg 9.5' S 4 deg 0.8' E Lat/Long Far Early: 57 deg 24.9' S 3 deg 54.6' E GMT Center 1994/274:20:52:19.4 Lat/Long Center: 57 deg 22.7' S 4 deg 46.6' E Lat/Long Near Late: 57 deg 20.1' S 5 deg 38.4' E Lat/Long Far Late: 57 deg 35.6' S 5 deg 32.9' E SEG_04 Lat/Long Near Early: 57 deg 20.1' S 5 deg 38.4' E Lat/Long Far Early: 57 deg 35.6' S 5 deg 32.9' E GMT Center 1994/274:20:52:33.3 Lat/Long Center: 57 deg 32.6' S 6 deg 25.0' E Lat/Long Near Late: 57 deg 29.3' S 7 deg 16.9' E Lat/Long Far Late: 57 deg 44.9' S 7 deg 12.2' E SEG_05 Lat/Long Near Early: 57 deg 29.3' S 7 deg 16.9' E Lat/Long Far Early: 57 deg 44.9' S 7 deg 12.2' E GMT Center 1994/274:20:52:47.1 Lat/Long Center: 57 deg 41.3' S 8 deg 4.3' E Lat/Long Near Data End: 57 deg 36.5' S 8 deg 46.4' E Lat/Long Far Data End: 57 deg 52.2' S 8 deg 42.3' E