DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 14.45 Site Name: Alishan, China Site ID: G87 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 16 / X-SAR Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 20 Pulse Duration (micro sec): 8 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1440.000 Frequency Band: L Carrier Frequency (GHz): 1.249 Wavelength (m): 0.240 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/274:07:03:49.0 Data Take End GMT: 1994/274:07:06:33.8 Data Take Duration (min:sec): 2:47 Latitude at Start GMT: 27 deg 56.4' N Longitude at Start GMT: 117 deg 38.9' E Latitude at End GMT: 18 deg 57.0' N Longitude at End GMT: 124 deg 9.1' E Center Incidence Angle (deg): 18.0 Track Angle at Image Center: 146.0 deg E of True North Along-Track Image Size (km): 1197.2 Cross-Track Image Size (km): 36.2 Along-Track Resolution (m): 90 Cross-Track Resolution (m): 103 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): 5.7 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 12 Bytes per Record: 2000 Records per Segment: 874 Product Generation Date: Nov 11, 1994 Processing Facility: JPL Processor S/W Version: 1.2.6 Available Standard Products: LHH, LVH, LHV, LVV, CHH, CVH, CHV, CVV, XVV Processing Run Number: 40346 Comments: SEG_01 Lat/Long Near Early: 28 deg 2.8' N 117 deg 48.8' E Lat/Long Far Early: 27 deg 50.4' N 117 deg 29.4' E GMT Center 1994/274:07:03:55.9 Lat/Long Center: 27 deg 34.4' N 117 deg 56.5' E Lat/Long Near Late: 27 deg 18.4' N 118 deg 23.6' E Lat/Long Far Late: 27 deg 6.3' N 118 deg 4.6' E SEG_02 Lat/Long Near Early: 27 deg 18.4' N 118 deg 23.6' E Lat/Long Far Early: 27 deg 6.3' N 118 deg 4.6' E GMT Center 1994/274:07:04:09.6 Lat/Long Center: 26 deg 50.1' N 118 deg 31.2' E Lat/Long Near Late: 26 deg 33.9' N 118 deg 57.9' E Lat/Long Far Late: 26 deg 22.0' N 118 deg 39.2' E SEG_03 Lat/Long Near Early: 26 deg 33.9' N 118 deg 57.9' E Lat/Long Far Early: 26 deg 22.0' N 118 deg 39.2' E GMT Center 1994/274:07:04:23.4 Lat/Long Center: 26 deg 5.6' N 119 deg 5.5' E Lat/Long Near Late: 25 deg 49.2' N 119 deg 31.8' E Lat/Long Far Late: 25 deg 37.5' N 119 deg 13.3' E SEG_04 Lat/Long Near Early: 25 deg 49.2' N 119 deg 31.8' E Lat/Long Far Early: 25 deg 37.5' N 119 deg 13.3' E GMT Center 1994/274:07:04:37.2 Lat/Long Center: 25 deg 20.9' N 119 deg 39.2' E Lat/Long Near Late: 25 deg 4.3' N 120 deg 5.2' E Lat/Long Far Late: 24 deg 52.9' N 119 deg 46.9' E SEG_05 Lat/Long Near Early: 25 deg 4.3' N 120 deg 5.2' E Lat/Long Far Early: 24 deg 52.9' N 119 deg 46.9' E GMT Center 1994/274:07:04:50.9 Lat/Long Center: 24 deg 36.1' N 120 deg 12.6' E Lat/Long Near Late: 24 deg 19.3' N 120 deg 38.1' E Lat/Long Far Late: 24 deg 8.1' N 120 deg 20.2' E SEG_06 Lat/Long Near Early: 24 deg 19.3' N 120 deg 38.1' E Lat/Long Far Early: 24 deg 8.1' N 120 deg 20.2' E GMT Center 1994/274:07:05:04.7 Lat/Long Center: 23 deg 51.2' N 120 deg 45.5' E Lat/Long Near Late: 23 deg 34.2' N 121 deg 10.7' E Lat/Long Far Late: 23 deg 23.2' N 120 deg 52.9' E SEG_07 Lat/Long Near Early: 23 deg 34.2' N 121 deg 10.7' E Lat/Long Far Early: 23 deg 23.2' N 120 deg 52.9' E GMT Center 1994/274:07:05:18.5 Lat/Long Center: 23 deg 6.1' N 121 deg 18.0' E Lat/Long Near Late: 22 deg 48.9' N 121 deg 42.8' E Lat/Long Far Late: 22 deg 38.1' N 121 deg 25.3' E SEG_08 Lat/Long Near Early: 22 deg 48.9' N 121 deg 42.8' E Lat/Long Far Early: 22 deg 38.1' N 121 deg 25.3' E GMT Center 1994/274:07:05:32.2 Lat/Long Center: 22 deg 20.9' N 121 deg 50.1' E Lat/Long Near Late: 22 deg 3.5' N 122 deg 14.6' E Lat/Long Far Late: 21 deg 52.8' N 121 deg 57.3' E SEG_09 Lat/Long Near Early: 22 deg 3.5' N 122 deg 14.6' E Lat/Long Far Early: 21 deg 52.8' N 121 deg 57.3' E GMT Center 1994/274:07:05:46.0 Lat/Long Center: 21 deg 35.5' N 122 deg 21.8' E Lat/Long Near Late: 21 deg 18.0' N 122 deg 46.0' E Lat/Long Far Late: 21 deg 7.5' N 122 deg 28.9' E SEG_10 Lat/Long Near Early: 21 deg 18.0' N 122 deg 46.0' E Lat/Long Far Early: 21 deg 7.5' N 122 deg 28.9' E GMT Center 1994/274:07:05:59.7 Lat/Long Center: 20 deg 50.0' N 122 deg 53.2' E Lat/Long Near Late: 20 deg 32.3' N 123 deg 17.1' E Lat/Long Far Late: 20 deg 22.0' N 123 deg 0.2' E SEG_11 Lat/Long Near Early: 20 deg 32.3' N 123 deg 17.1' E Lat/Long Far Early: 20 deg 22.0' N 123 deg 0.2' E GMT Center 1994/274:07:06:13.5 Lat/Long Center: 20 deg 4.4' N 123 deg 24.2' E Lat/Long Near Late: 19 deg 46.5' N 123 deg 47.8' E Lat/Long Far Late: 19 deg 36.4' N 123 deg 31.1' E SEG_12 Lat/Long Near Early: 19 deg 46.5' N 123 deg 47.8' E Lat/Long Far Early: 19 deg 36.4' N 123 deg 31.1' E GMT Center 1994/274:07:06:27.3 Lat/Long Center: 19 deg 18.6' N 123 deg 54.9' E Lat/Long Near Data End: 19 deg 2.0' N 124 deg 17.3' E Lat/Long Far Data End: 18 deg 51.9' N 124 deg 0.8' E