DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 119.20 Site Name: Central N. America fix @ 47 Site ID: GF4 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): 1674.000 Frequency Band: L Carrier Frequency (GHz): 1.237 Wavelength (m): 0.242 Polarization Channel: VV Product Type: Survey Image Data Take Start GMT: 1994/280:18:13:34.5 Data Take End GMT: 1994/280:18:21:15.4 Data Take Duration (min:sec): 7:42 Latitude at Start GMT: 58 deg 53.7' N Longitude at Start GMT: 146 deg 32.7' W Latitude at End GMT: 44 deg 10.0' N Longitude at End GMT: 102 deg 53.9' W Center Incidence Angle (deg): 49.0 Track Angle at Image Center: 121.2 deg E of True North Along-Track Image Size (km): 3347.9 Cross-Track Image Size (km): 30.2 Along-Track Resolution (m): 73 Cross-Track Resolution (m): 21 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): 12.1 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: 754 Product Generation Date: Feb 15, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LVV, CVV, XVV Processing Run Number: 40941 Comments: SEG_01 Lat/Long Near Early: 58 deg 45.6' N 146 deg 35.1' W Lat/Long Far Early: 59 deg 1.8' N 146 deg 30.3' W GMT Center 1994/280:18:13:41.3 Lat/Long Center: 58 deg 49.4' N 145 deg 41.2' W Lat/Long Near Late: 58 deg 36.8' N 144 deg 52.7' W Lat/Long Far Late: 58 deg 52.9' N 144 deg 47.1' W SEG_02 Lat/Long Near Early: 58 deg 36.8' N 144 deg 52.7' W Lat/Long Far Early: 58 deg 52.9' N 144 deg 47.1' W GMT Center 1994/280:18:13:55.1 Lat/Long Center: 58 deg 39.9' N 143 deg 58.8' W Lat/Long Near Late: 58 deg 26.6' N 143 deg 11.2' W Lat/Long Far Late: 58 deg 42.5' N 143 deg 4.8' W SEG_03 Lat/Long Near Early: 58 deg 26.6' N 143 deg 11.2' W Lat/Long Far Early: 58 deg 42.5' N 143 deg 4.8' W GMT Center 1994/280:18:14:08.9 Lat/Long Center: 58 deg 28.9' N 142 deg 17.5' W Lat/Long Near Late: 58 deg 14.9' N 141 deg 30.8' W Lat/Long Far Late: 58 deg 30.8' N 141 deg 23.6' W SEG_04 Lat/Long Near Early: 58 deg 14.9' N 141 deg 30.8' W Lat/Long Far Early: 58 deg 30.8' N 141 deg 23.6' W GMT Center 1994/280:18:14:22.6 Lat/Long Center: 58 deg 16.6' N 140 deg 37.3' W Lat/Long Near Late: 58 deg 2.0' N 139 deg 51.5' W Lat/Long Far Late: 58 deg 17.8' N 139 deg 43.7' W SEG_05 Lat/Long Near Early: 58 deg 2.0' N 139 deg 51.5' W Lat/Long Far Early: 58 deg 17.8' N 139 deg 43.7' W GMT Center 1994/280:18:14:36.4 Lat/Long Center: 58 deg 2.9' N 138 deg 58.3' W Lat/Long Near Late: 57 deg 47.7' N 138 deg 13.5' W Lat/Long Far Late: 58 deg 3.4' N 138 deg 5.0' W SEG_06 Lat/Long Near Early: 57 deg 47.7' N 138 deg 13.5' W Lat/Long Far Early: 58 deg 3.4' N 138 deg 5.0' W GMT Center 1994/280:18:14:50.2 Lat/Long Center: 57 deg 47.9' N 137 deg 20.6' W Lat/Long Near Late: 57 deg 32.1' N 136 deg 36.9' W Lat/Long Far Late: 57 deg 47.6' N 136 deg 27.7' W SEG_07 Lat/Long Near Early: 57 deg 32.1' N 136 deg 36.9' W Lat/Long Far Early: 57 deg 47.6' N 136 deg 27.7' W GMT Center 1994/280:18:15:03.9 Lat/Long Center: 57 deg 31.6' N 135 deg 44.4' W Lat/Long Near Late: 57 deg 15.2' N 135 deg 1.8' W Lat/Long Far Late: 57 deg 30.6' N 134 deg 52.0' W SEG_08 Lat/Long Near Early: 57 deg 15.2' N 135 deg 1.8' W Lat/Long Far Early: 57 deg 30.6' N 134 deg 52.0' W GMT Center 1994/280:18:15:17.7 Lat/Long Center: 57 deg 14.0' N 134 deg 9.7' W Lat/Long Near Late: 56 deg 57.1' N 133 deg 28.2' W Lat/Long Far Late: 57 deg 12.4' N 133 deg 17.7' W SEG_09 Lat/Long Near Early: 56 deg 57.1' N 133 deg 28.2' W Lat/Long Far Early: 57 deg 12.4' N 133 deg 17.7' W GMT Center 1994/280:18:15:31.5 Lat/Long Center: 56 deg 55.2' N 132 deg 36.6' W Lat/Long Near Late: 56 deg 37.8' N 131 deg 56.1' W Lat/Long Far Late: 56 deg 53.0' N 131 deg 45.1' W SEG_10 Lat/Long Near Early: 56 deg 37.8' N 131 deg 56.1' W Lat/Long Far Early: 56 deg 53.0' N 131 deg 45.1' W GMT Center 1994/280:18:15:45.3 Lat/Long Center: 56 deg 35.3' N 131 deg 5.1' W Lat/Long Near Late: 56 deg 17.4' N 130 deg 25.7' W Lat/Long Far Late: 56 deg 32.3' N 130 deg 14.2' W SEG_11 Lat/Long Near Early: 56 deg 17.4' N 130 deg 25.7' W Lat/Long Far Early: 56 deg 32.3' N 130 deg 14.2' W GMT Center 1994/280:18:15:59.0 Lat/Long Center: 56 deg 14.2' N 129 deg 35.3' W Lat/Long Near Late: 55 deg 55.8' N 128 deg 57.0' W Lat/Long Far Late: 56 deg 10.6' N 128 deg 45.0' W SEG_12 Lat/Long Near Early: 55 deg 55.8' N 128 deg 57.0' W Lat/Long Far Early: 56 deg 10.6' N 128 deg 45.0' W GMT Center 1994/280:18:16:12.8 Lat/Long Center: 55 deg 51.9' N 128 deg 7.1' W Lat/Long Near Late: 55 deg 33.1' N 127 deg 29.9' W Lat/Long Far Late: 55 deg 47.7' N 127 deg 17.5' W SEG_13 Lat/Long Near Early: 55 deg 33.1' N 127 deg 29.9' W Lat/Long Far Early: 55 deg 47.7' N 127 deg 17.5' W GMT Center 1994/280:18:16:26.6 Lat/Long Center: 55 deg 28.6' N 126 deg 40.8' W Lat/Long Near Late: 55 deg 9.3' N 126 deg 4.6' W Lat/Long Far Late: 55 deg 23.8' N 125 deg 51.8' W SEG_14 Lat/Long Near Early: 55 deg 9.3' N 126 deg 4.6' W Lat/Long Far Early: 55 deg 23.8' N 125 deg 51.8' W GMT Center 1994/280:18:16:40.3 Lat/Long Center: 55 deg 4.3' N 125 deg 16.1' W Lat/Long Near Late: 54 deg 44.5' N 124 deg 41.1' W Lat/Long Far Late: 54 deg 58.9' N 124 deg 27.8' W SEG_15 Lat/Long Near Early: 54 deg 44.5' N 124 deg 41.1' W Lat/Long Far Early: 54 deg 58.9' N 124 deg 27.8' W GMT Center 1994/280:18:16:54.1 Lat/Long Center: 54 deg 38.9' N 123 deg 53.3' W Lat/Long Near Late: 54 deg 18.7' N 123 deg 19.3' W Lat/Long Far Late: 54 deg 32.9' N 123 deg 5.7' W SEG_16 Lat/Long Near Early: 54 deg 18.7' N 123 deg 19.3' W Lat/Long Far Early: 54 deg 32.9' N 123 deg 5.7' W GMT Center 1994/280:18:17:07.9 Lat/Long Center: 54 deg 12.6' N 122 deg 32.2' W Lat/Long Near Late: 53 deg 52.0' N 121 deg 59.3' W Lat/Long Far Late: 54 deg 6.0' N 121 deg 45.4' W SEG_17 Lat/Long Near Early: 53 deg 52.0' N 121 deg 59.3' W Lat/Long Far Early: 54 deg 6.0' N 121 deg 45.4' W GMT Center 1994/280:18:17:21.6 Lat/Long Center: 53 deg 45.3' N 121 deg 12.9' W Lat/Long Near Late: 53 deg 24.4' N 120 deg 41.0' W Lat/Long Far Late: 53 deg 38.2' N 120 deg 26.8' W SEG_18 Lat/Long Near Early: 53 deg 24.4' N 120 deg 41.0' W Lat/Long Far Early: 53 deg 38.2' N 120 deg 26.8' W GMT Center 1994/280:18:17:35.4 Lat/Long Center: 53 deg 17.1' N 119 deg 55.4' W Lat/Long Near Late: 52 deg 55.8' N 119 deg 24.5' W Lat/Long Far Late: 53 deg 9.5' N 119 deg 10.0' W SEG_19 Lat/Long Near Early: 52 deg 55.8' N 119 deg 24.5' W Lat/Long Far Early: 53 deg 9.5' N 119 deg 10.0' W GMT Center 1994/280:18:17:49.2 Lat/Long Center: 52 deg 48.1' N 118 deg 39.6' W Lat/Long Near Late: 52 deg 26.5' N 118 deg 9.7' W Lat/Long Far Late: 52 deg 40.0' N 117 deg 54.9' W SEG_20 Lat/Long Near Early: 52 deg 26.5' N 118 deg 9.7' W Lat/Long Far Early: 52 deg 40.0' N 117 deg 54.9' W GMT Center 1994/280:18:18:02.9 Lat/Long Center: 52 deg 18.2' N 117 deg 25.5' W Lat/Long Near Late: 51 deg 56.3' N 116 deg 56.6' W Lat/Long Far Late: 52 deg 9.6' N 116 deg 41.6' W SEG_21 Lat/Long Near Early: 51 deg 56.3' N 116 deg 56.6' W Lat/Long Far Early: 52 deg 9.6' N 116 deg 41.6' W GMT Center 1994/280:18:18:16.7 Lat/Long Center: 51 deg 47.5' N 116 deg 13.1' W Lat/Long Near Late: 51 deg 25.3' N 115 deg 45.1' W Lat/Long Far Late: 51 deg 38.5' N 115 deg 30.0' W SEG_22 Lat/Long Near Early: 51 deg 25.3' N 115 deg 45.1' W Lat/Long Far Early: 51 deg 38.5' N 115 deg 30.0' W GMT Center 1994/280:18:18:30.5 Lat/Long Center: 51 deg 16.1' N 115 deg 2.5' W Lat/Long Near Late: 50 deg 53.6' N 114 deg 35.4' W Lat/Long Far Late: 51 deg 6.6' N 114 deg 20.1' W SEG_23 Lat/Long Near Early: 50 deg 53.6' N 114 deg 35.4' W Lat/Long Far Early: 51 deg 6.6' N 114 deg 20.1' W GMT Center 1994/280:18:18:44.2 Lat/Long Center: 50 deg 43.9' N 113 deg 53.5' W Lat/Long Near Late: 50 deg 21.1' N 113 deg 27.2' W Lat/Long Far Late: 50 deg 34.0' N 113 deg 11.8' W SEG_24 Lat/Long Near Early: 50 deg 21.1' N 113 deg 27.2' W Lat/Long Far Early: 50 deg 34.0' N 113 deg 11.8' W GMT Center 1994/280:18:18:58.0 Lat/Long Center: 50 deg 11.0' N 112 deg 46.0' W Lat/Long Near Late: 49 deg 48.0' N 112 deg 20.7' W Lat/Long Far Late: 50 deg 0.6' N 112 deg 5.1' W SEG_25 Lat/Long Near Early: 49 deg 48.0' N 112 deg 20.7' W Lat/Long Far Early: 50 deg 0.6' N 112 deg 5.1' W GMT Center 1994/280:18:19:11.8 Lat/Long Center: 49 deg 37.4' N 111 deg 40.2' W Lat/Long Near Late: 49 deg 14.2' N 111 deg 15.7' W Lat/Long Far Late: 49 deg 26.7' N 111 deg 0.0' W SEG_26 Lat/Long Near Early: 49 deg 14.2' N 111 deg 15.7' W Lat/Long Far Early: 49 deg 26.7' N 111 deg 0.0' W GMT Center 1994/280:18:19:25.5 Lat/Long Center: 49 deg 3.2' N 110 deg 36.0' W Lat/Long Near Late: 48 deg 39.7' N 110 deg 12.2' W Lat/Long Far Late: 48 deg 52.1' N 109 deg 56.5' W SEG_27 Lat/Long Near Early: 48 deg 39.7' N 110 deg 12.2' W Lat/Long Far Early: 48 deg 52.1' N 109 deg 56.5' W GMT Center 1994/280:18:19:39.3 Lat/Long Center: 48 deg 28.4' N 109 deg 33.2' W Lat/Long Near Late: 48 deg 4.6' N 109 deg 10.3' W Lat/Long Far Late: 48 deg 16.8' N 108 deg 54.4' W SEG_28 Lat/Long Near Early: 48 deg 4.6' N 109 deg 10.3' W Lat/Long Far Early: 48 deg 16.8' N 108 deg 54.4' W GMT Center 1994/280:18:19:53.1 Lat/Long Center: 47 deg 53.0' N 108 deg 31.9' W Lat/Long Near Late: 47 deg 29.0' N 108 deg 9.7' W Lat/Long Far Late: 47 deg 41.0' N 107 deg 53.8' W SEG_29 Lat/Long Near Early: 47 deg 29.0' N 108 deg 9.7' W Lat/Long Far Early: 47 deg 41.0' N 107 deg 53.8' W GMT Center 1994/280:18:20:06.8 Lat/Long Center: 47 deg 16.9' N 107 deg 32.0' W Lat/Long Near Late: 46 deg 52.8' N 107 deg 10.6' W Lat/Long Far Late: 47 deg 4.7' N 106 deg 54.6' W SEG_30 Lat/Long Near Early: 46 deg 52.8' N 107 deg 10.6' W Lat/Long Far Early: 47 deg 4.7' N 106 deg 54.6' W GMT Center 1994/280:18:20:20.6 Lat/Long Center: 46 deg 40.4' N 106 deg 33.6' W Lat/Long Near Late: 46 deg 16.1' N 106 deg 12.8' W Lat/Long Far Late: 46 deg 27.8' N 105 deg 56.8' W SEG_31 Lat/Long Near Early: 46 deg 16.1' N 106 deg 12.8' W Lat/Long Far Early: 46 deg 27.8' N 105 deg 56.8' W GMT Center 1994/280:18:20:34.4 Lat/Long Center: 46 deg 3.3' N 105 deg 36.4' W Lat/Long Near Late: 45 deg 38.8' N 105 deg 16.3' W Lat/Long Far Late: 45 deg 50.4' N 105 deg 0.4' W SEG_32 Lat/Long Near Early: 45 deg 38.8' N 105 deg 16.3' W Lat/Long Far Early: 45 deg 50.4' N 105 deg 0.4' W GMT Center 1994/280:18:20:48.1 Lat/Long Center: 45 deg 25.7' N 104 deg 40.6' W Lat/Long Near Late: 45 deg 1.1' N 104 deg 21.2' W Lat/Long Far Late: 45 deg 12.5' N 104 deg 5.2' W SEG_33 Lat/Long Near Early: 45 deg 1.1' N 104 deg 21.2' W Lat/Long Far Early: 45 deg 12.5' N 104 deg 5.2' W GMT Center 1994/280:18:21:01.9 Lat/Long Center: 44 deg 47.7' N 103 deg 46.1' W Lat/Long Near Late: 44 deg 22.8' N 103 deg 27.2' W Lat/Long Far Late: 44 deg 34.1' N 103 deg 11.2' W SEG_34 Lat/Long Near Early: 44 deg 22.8' N 103 deg 27.2' W Lat/Long Far Early: 44 deg 34.1' N 103 deg 11.2' W Lat/Long Near Data End: 44 deg 4.4' N 103 deg 1.9' W Lat/Long Far Data End: 44 deg 15.6' N 102 deg 45.9' W