DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 166.80 Site Name: South America fix @ 45 Site ID: GF3 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 20 / X-SAR Antenna Direction: Left Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 40 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1395.000 Frequency Band: L Carrier Frequency (GHz): 1.237 Wavelength (m): 0.242 Polarization Channel: VV Product Type: Survey Image Data Take Start GMT: 1994/283:15:55:21.6 Data Take End GMT: 1994/283:16:03:05.6 Data Take Duration (min:sec): 7:46 Latitude at Start GMT: 6 deg 59.9' N Longitude at Start GMT: 51 deg 12.3' W Latitude at End GMT: 19 deg 15.4' S Longitude at End GMT: 35 deg 25.7' W Center Incidence Angle (deg): 47.1 Track Angle at Image Center: 149.6 deg E of True North Along-Track Image Size (km): 3382.9 Cross-Track Image Size (km): 31.4 Along-Track Resolution (m): 111 Cross-Track Resolution (m): 22 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): 10.2 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 34 Bytes per Record: 2000 Records per Segment: 778 Product Generation Date: Jan 13, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LVV, CVV, XVV Processing Run Number: 40834 Comments: SEG_01 Lat/Long Near Early: 6 deg 55.6' N 51 deg 19.7' W Lat/Long Far Early: 7 deg 4.1' N 51 deg 4.9' W GMT Center 1994/283:15:55:28.5 Lat/Long Center: 6 deg 36.3' N 50 deg 58.7' W Lat/Long Near Late: 6 deg 8.6' N 50 deg 52.5' W Lat/Long Far Late: 6 deg 17.1' N 50 deg 37.8' W SEG_02 Lat/Long Near Early: 6 deg 8.6' N 50 deg 52.5' W Lat/Long Far Early: 6 deg 17.1' N 50 deg 37.8' W GMT Center 1994/283:15:55:42.2 Lat/Long Center: 5 deg 49.3' N 50 deg 31.6' W Lat/Long Near Late: 5 deg 21.6' N 50 deg 25.5' W Lat/Long Far Late: 5 deg 30.1' N 50 deg 10.7' W SEG_03 Lat/Long Near Early: 5 deg 21.6' N 50 deg 25.5' W Lat/Long Far Early: 5 deg 30.1' N 50 deg 10.7' W GMT Center 1994/283:15:55:55.9 Lat/Long Center: 5 deg 2.3' N 50 deg 4.6' W Lat/Long Near Late: 4 deg 34.5' N 49 deg 58.4' W Lat/Long Far Late: 4 deg 43.0' N 49 deg 43.7' W SEG_04 Lat/Long Near Early: 4 deg 34.5' N 49 deg 58.4' W Lat/Long Far Early: 4 deg 43.0' N 49 deg 43.7' W GMT Center 1994/283:15:56:09.6 Lat/Long Center: 4 deg 15.2' N 49 deg 37.6' W Lat/Long Near Late: 3 deg 47.5' N 49 deg 31.5' W Lat/Long Far Late: 3 deg 56.0' N 49 deg 16.8' W SEG_05 Lat/Long Near Early: 3 deg 47.5' N 49 deg 31.5' W Lat/Long Far Early: 3 deg 56.0' N 49 deg 16.8' W GMT Center 1994/283:15:56:23.3 Lat/Long Center: 3 deg 28.2' N 49 deg 10.7' W Lat/Long Near Late: 3 deg 0.4' N 49 deg 4.6' W Lat/Long Far Late: 3 deg 8.9' N 48 deg 49.9' W SEG_06 Lat/Long Near Early: 3 deg 0.4' N 49 deg 4.6' W Lat/Long Far Early: 3 deg 8.9' N 48 deg 49.9' W GMT Center 1994/283:15:56:37.0 Lat/Long Center: 2 deg 41.1' N 48 deg 43.8' W Lat/Long Near Late: 2 deg 13.4' N 48 deg 37.6' W Lat/Long Far Late: 2 deg 21.9' N 48 deg 23.0' W SEG_07 Lat/Long Near Early: 2 deg 13.4' N 48 deg 37.6' W Lat/Long Far Early: 2 deg 21.9' N 48 deg 23.0' W GMT Center 1994/283:15:56:50.8 Lat/Long Center: 1 deg 54.1' N 48 deg 16.9' W Lat/Long Near Late: 1 deg 26.3' N 48 deg 10.8' W Lat/Long Far Late: 1 deg 34.8' N 47 deg 56.1' W SEG_08 Lat/Long Near Early: 1 deg 26.3' N 48 deg 10.8' W Lat/Long Far Early: 1 deg 34.8' N 47 deg 56.1' W GMT Center 1994/283:15:57:04.5 Lat/Long Center: 1 deg 7.0' N 47 deg 50.0' W Lat/Long Near Late: 0 deg 39.3' N 47 deg 43.9' W Lat/Long Far Late: 0 deg 47.8' N 47 deg 29.2' W SEG_09 Lat/Long Near Early: 0 deg 39.3' N 47 deg 43.9' W Lat/Long Far Early: 0 deg 47.8' N 47 deg 29.2' W GMT Center 1994/283:15:57:18.2 Lat/Long Center: 0 deg 20.0' N 47 deg 23.1' W Lat/Long Near Late: 0 deg 7.7' S 47 deg 17.0' W Lat/Long Far Late: 0 deg 0.7' N 47 deg 2.3' W SEG_10 Lat/Long Near Early: 0 deg 7.7' S 47 deg 17.0' W Lat/Long Far Early: 0 deg 0.7' N 47 deg 2.3' W GMT Center 1994/283:15:57:31.9 Lat/Long Center: 0 deg 27.0' S 46 deg 56.2' W Lat/Long Near Late: 0 deg 54.8' S 46 deg 50.0' W Lat/Long Far Late: 0 deg 46.3' S 46 deg 35.4' W SEG_11 Lat/Long Near Early: 0 deg 54.8' S 46 deg 50.0' W Lat/Long Far Early: 0 deg 46.3' S 46 deg 35.4' W GMT Center 1994/283:15:57:45.6 Lat/Long Center: 1 deg 14.0' S 46 deg 29.2' W Lat/Long Near Late: 1 deg 41.8' S 46 deg 23.1' W Lat/Long Far Late: 1 deg 33.2' S 46 deg 8.4' W SEG_12 Lat/Long Near Early: 1 deg 41.8' S 46 deg 23.1' W Lat/Long Far Early: 1 deg 33.2' S 46 deg 8.4' W GMT Center 1994/283:15:57:59.3 Lat/Long Center: 2 deg 1.0' S 46 deg 2.3' W Lat/Long Near Late: 2 deg 28.7' S 45 deg 56.1' W Lat/Long Far Late: 2 deg 20.2' S 45 deg 41.4' W SEG_13 Lat/Long Near Early: 2 deg 28.7' S 45 deg 56.1' W Lat/Long Far Early: 2 deg 20.2' S 45 deg 41.4' W GMT Center 1994/283:15:58:13.1 Lat/Long Center: 2 deg 47.9' S 45 deg 35.3' W Lat/Long Near Late: 3 deg 15.7' S 45 deg 29.0' W Lat/Long Far Late: 3 deg 7.1' S 45 deg 14.4' W SEG_14 Lat/Long Near Early: 3 deg 15.7' S 45 deg 29.0' W Lat/Long Far Early: 3 deg 7.1' S 45 deg 14.4' W GMT Center 1994/283:15:58:26.8 Lat/Long Center: 3 deg 34.9' S 45 deg 8.2' W Lat/Long Near Late: 4 deg 2.6' S 45 deg 1.9' W Lat/Long Far Late: 3 deg 54.0' S 44 deg 47.3' W SEG_15 Lat/Long Near Early: 4 deg 2.6' S 45 deg 1.9' W Lat/Long Far Early: 3 deg 54.0' S 44 deg 47.3' W GMT Center 1994/283:15:58:40.5 Lat/Long Center: 4 deg 21.8' S 44 deg 41.0' W Lat/Long Near Late: 4 deg 49.5' S 44 deg 34.7' W Lat/Long Far Late: 4 deg 40.9' S 44 deg 20.1' W SEG_16 Lat/Long Near Early: 4 deg 49.5' S 44 deg 34.7' W Lat/Long Far Early: 4 deg 40.9' S 44 deg 20.1' W GMT Center 1994/283:15:58:54.2 Lat/Long Center: 5 deg 8.6' S 44 deg 13.8' W Lat/Long Near Late: 5 deg 36.3' S 44 deg 7.5' W Lat/Long Far Late: 5 deg 27.7' S 43 deg 52.8' W SEG_17 Lat/Long Near Early: 5 deg 36.3' S 44 deg 7.5' W Lat/Long Far Early: 5 deg 27.7' S 43 deg 52.8' W GMT Center 1994/283:15:59:07.9 Lat/Long Center: 5 deg 55.4' S 43 deg 46.4' W Lat/Long Near Late: 6 deg 23.1' S 43 deg 40.1' W Lat/Long Far Late: 6 deg 14.5' S 43 deg 25.4' W SEG_18 Lat/Long Near Early: 6 deg 23.1' S 43 deg 40.1' W Lat/Long Far Early: 6 deg 14.5' S 43 deg 25.4' W GMT Center 1994/283:15:59:21.6 Lat/Long Center: 6 deg 42.2' S 43 deg 19.0' W Lat/Long Near Late: 7 deg 9.9' S 43 deg 12.6' W Lat/Long Far Late: 7 deg 1.2' S 42 deg 57.9' W SEG_19 Lat/Long Near Early: 7 deg 9.9' S 43 deg 12.6' W Lat/Long Far Early: 7 deg 1.2' S 42 deg 57.9' W GMT Center 1994/283:15:59:35.4 Lat/Long Center: 7 deg 28.9' S 42 deg 51.4' W Lat/Long Near Late: 7 deg 56.6' S 42 deg 45.0' W Lat/Long Far Late: 7 deg 47.9' S 42 deg 30.3' W SEG_20 Lat/Long Near Early: 7 deg 56.6' S 42 deg 45.0' W Lat/Long Far Early: 7 deg 47.9' S 42 deg 30.3' W GMT Center 1994/283:15:59:49.1 Lat/Long Center: 8 deg 15.5' S 42 deg 23.8' W Lat/Long Near Late: 8 deg 43.2' S 42 deg 17.2' W Lat/Long Far Late: 8 deg 34.5' S 42 deg 2.5' W SEG_21 Lat/Long Near Early: 8 deg 43.2' S 42 deg 17.2' W Lat/Long Far Early: 8 deg 34.5' S 42 deg 2.5' W GMT Center 1994/283:16:00:02.8 Lat/Long Center: 9 deg 2.1' S 41 deg 55.9' W Lat/Long Near Late: 9 deg 29.8' S 41 deg 49.3' W Lat/Long Far Late: 9 deg 21.0' S 41 deg 34.6' W SEG_22 Lat/Long Near Early: 9 deg 29.8' S 41 deg 49.3' W Lat/Long Far Early: 9 deg 21.0' S 41 deg 34.6' W GMT Center 1994/283:16:00:16.5 Lat/Long Center: 9 deg 48.7' S 41 deg 27.9' W Lat/Long Near Late: 10 deg 16.3' S 41 deg 21.3' W Lat/Long Far Late: 10 deg 7.5' S 41 deg 6.5' W SEG_23 Lat/Long Near Early: 10 deg 16.3' S 41 deg 21.3' W Lat/Long Far Early: 10 deg 7.5' S 41 deg 6.5' W GMT Center 1994/283:16:00:30.2 Lat/Long Center: 10 deg 35.2' S 40 deg 59.8' W Lat/Long Near Late: 11 deg 2.8' S 40 deg 53.0' W Lat/Long Far Late: 10 deg 53.9' S 40 deg 38.2' W SEG_24 Lat/Long Near Early: 11 deg 2.8' S 40 deg 53.0' W Lat/Long Far Early: 10 deg 53.9' S 40 deg 38.2' W GMT Center 1994/283:16:00:43.9 Lat/Long Center: 11 deg 21.5' S 40 deg 31.4' W Lat/Long Near Late: 11 deg 49.2' S 40 deg 24.6' W Lat/Long Far Late: 11 deg 40.3' S 40 deg 9.8' W SEG_25 Lat/Long Near Early: 11 deg 49.2' S 40 deg 24.6' W Lat/Long Far Early: 11 deg 40.3' S 40 deg 9.8' W GMT Center 1994/283:16:00:57.7 Lat/Long Center: 12 deg 7.9' S 40 deg 2.9' W Lat/Long Near Late: 12 deg 35.5' S 39 deg 56.0' W Lat/Long Far Late: 12 deg 26.5' S 39 deg 41.2' W SEG_26 Lat/Long Near Early: 12 deg 35.5' S 39 deg 56.0' W Lat/Long Far Early: 12 deg 26.5' S 39 deg 41.2' W GMT Center 1994/283:16:01:11.4 Lat/Long Center: 12 deg 54.1' S 39 deg 34.2' W Lat/Long Near Late: 13 deg 21.7' S 39 deg 27.2' W Lat/Long Far Late: 13 deg 12.7' S 39 deg 12.3' W SEG_27 Lat/Long Near Early: 13 deg 21.7' S 39 deg 27.2' W Lat/Long Far Early: 13 deg 12.7' S 39 deg 12.3' W GMT Center 1994/283:16:01:25.1 Lat/Long Center: 13 deg 40.3' S 39 deg 5.2' W Lat/Long Near Late: 14 deg 7.8' S 38 deg 58.1' W Lat/Long Far Late: 13 deg 58.8' S 38 deg 43.2' W SEG_28 Lat/Long Near Early: 14 deg 7.8' S 38 deg 58.1' W Lat/Long Far Early: 13 deg 58.8' S 38 deg 43.2' W GMT Center 1994/283:16:01:38.8 Lat/Long Center: 14 deg 26.3' S 38 deg 36.1' W Lat/Long Near Late: 14 deg 53.8' S 38 deg 28.9' W Lat/Long Far Late: 14 deg 44.8' S 38 deg 13.9' W SEG_29 Lat/Long Near Early: 14 deg 53.8' S 38 deg 28.9' W Lat/Long Far Early: 14 deg 44.8' S 38 deg 13.9' W GMT Center 1994/283:16:01:52.5 Lat/Long Center: 15 deg 12.3' S 38 deg 6.6' W Lat/Long Near Late: 15 deg 39.8' S 37 deg 59.3' W Lat/Long Far Late: 15 deg 30.7' S 37 deg 44.4' W SEG_30 Lat/Long Near Early: 15 deg 39.8' S 37 deg 59.3' W Lat/Long Far Early: 15 deg 30.7' S 37 deg 44.4' W GMT Center 1994/283:16:02:06.2 Lat/Long Center: 15 deg 58.1' S 37 deg 37.0' W Lat/Long Near Late: 16 deg 25.6' S 37 deg 29.5' W Lat/Long Far Late: 16 deg 16.4' S 37 deg 14.5' W SEG_31 Lat/Long Near Early: 16 deg 25.6' S 37 deg 29.5' W Lat/Long Far Early: 16 deg 16.4' S 37 deg 14.5' W GMT Center 1994/283:16:02:20.0 Lat/Long Center: 16 deg 43.9' S 37 deg 7.0' W Lat/Long Near Late: 17 deg 11.4' S 36 deg 59.5' W Lat/Long Far Late: 17 deg 2.1' S 36 deg 44.4' W SEG_32 Lat/Long Near Early: 17 deg 11.4' S 36 deg 59.5' W Lat/Long Far Early: 17 deg 2.1' S 36 deg 44.4' W GMT Center 1994/283:16:02:33.7 Lat/Long Center: 17 deg 29.5' S 36 deg 36.8' W Lat/Long Near Late: 17 deg 57.0' S 36 deg 29.1' W Lat/Long Far Late: 17 deg 47.7' S 36 deg 14.0' W SEG_33 Lat/Long Near Early: 17 deg 57.0' S 36 deg 29.1' W Lat/Long Far Early: 17 deg 47.7' S 36 deg 14.0' W GMT Center 1994/283:16:02:47.4 Lat/Long Center: 18 deg 15.1' S 36 deg 6.2' W Lat/Long Near Late: 18 deg 42.5' S 35 deg 58.4' W Lat/Long Far Late: 18 deg 33.1' S 35 deg 43.3' W SEG_34 Lat/Long Near Early: 18 deg 42.5' S 35 deg 58.4' W Lat/Long Far Early: 18 deg 33.1' S 35 deg 43.3' W GMT Center 1994/283:16:03:01.1 Lat/Long Center: 19 deg 0.5' S 35 deg 35.4' W Lat/Long Near Data End: 19 deg 20.1' S 35 deg 33.3' W Lat/Long Far Data End: 19 deg 10.7' S 35 deg 18.2' W