DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 151.20 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: 1994/282:17:27:41.5 Data Take End GMT: 1994/282:17:35:20.6 Data Take Duration (min:sec): 7:41 Latitude at Start GMT: 58 deg 55.6' N Longitude at Start GMT: 146 deg 57.7' W Latitude at End GMT: 44 deg 24.4' N Longitude at End GMT: 103 deg 14.1' W Center Incidence Angle (deg): 49.0 Track Angle at Image Center: 120.8 deg E of True North Along-Track Image Size (km): 3334.6 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): 12.2 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: 754 Product Generation Date: Jan 26, 1995 Processing Facility: JPL Processor S/W Version: 1.2.7 Available Standard Products: LVV, CVV, XVV Processing Run Number: 40893 Comments: SEG_01 Lat/Long Near Early: 58 deg 47.6' N 146 deg 59.9' W Lat/Long Far Early: 59 deg 3.7' N 146 deg 55.4' W GMT Center 1994/282:17:27:48.4 Lat/Long Center: 58 deg 51.6' N 146 deg 6.0' W Lat/Long Near Late: 58 deg 39.1' N 145 deg 17.3' W Lat/Long Far Late: 58 deg 55.2' N 145 deg 11.9' W SEG_02 Lat/Long Near Early: 58 deg 39.1' N 145 deg 17.3' W Lat/Long Far Early: 58 deg 55.2' N 145 deg 11.9' W GMT Center 1994/282:17:28:02.2 Lat/Long Center: 58 deg 42.3' N 144 deg 23.4' W Lat/Long Near Late: 58 deg 29.2' N 143 deg 35.6' W Lat/Long Far Late: 58 deg 45.2' N 143 deg 29.4' W SEG_03 Lat/Long Near Early: 58 deg 29.2' N 143 deg 35.6' W Lat/Long Far Early: 58 deg 45.2' N 143 deg 29.4' W GMT Center 1994/282:17:28:15.9 Lat/Long Center: 58 deg 31.7' N 142 deg 41.8' W Lat/Long Near Late: 58 deg 17.9' N 141 deg 54.9' W Lat/Long Far Late: 58 deg 33.8' N 141 deg 47.9' W SEG_04 Lat/Long Near Early: 58 deg 17.9' N 141 deg 54.9' W Lat/Long Far Early: 58 deg 33.8' N 141 deg 47.9' W GMT Center 1994/282:17:28:29.7 Lat/Long Center: 58 deg 19.7' N 141 deg 1.3' W Lat/Long Near Late: 58 deg 5.3' N 140 deg 15.3' W Lat/Long Far Late: 58 deg 21.1' N 140 deg 7.7' W SEG_05 Lat/Long Near Early: 58 deg 5.3' N 140 deg 15.3' W Lat/Long Far Early: 58 deg 21.1' N 140 deg 7.7' W GMT Center 1994/282:17:28:43.5 Lat/Long Center: 58 deg 6.3' N 139 deg 22.0' W Lat/Long Near Late: 57 deg 51.3' N 138 deg 37.0' W Lat/Long Far Late: 58 deg 7.0' N 138 deg 28.7' W SEG_06 Lat/Long Near Early: 57 deg 51.3' N 138 deg 37.0' W Lat/Long Far Early: 58 deg 7.0' N 138 deg 28.7' W GMT Center 1994/282:17:28:57.2 Lat/Long Center: 57 deg 51.6' N 137 deg 44.1' W Lat/Long Near Late: 57 deg 36.0' N 137 deg 0.1' W Lat/Long Far Late: 57 deg 51.6' N 136 deg 51.1' W SEG_07 Lat/Long Near Early: 57 deg 36.0' N 137 deg 0.1' W Lat/Long Far Early: 57 deg 51.6' N 136 deg 51.1' W GMT Center 1994/282:17:29:11.0 Lat/Long Center: 57 deg 35.6' N 136 deg 7.5' W Lat/Long Near Late: 57 deg 19.4' N 135 deg 24.6' W Lat/Long Far Late: 57 deg 34.9' N 135 deg 14.9' W SEG_08 Lat/Long Near Early: 57 deg 19.4' N 135 deg 24.6' W Lat/Long Far Early: 57 deg 34.9' N 135 deg 14.9' W GMT Center 1994/282:17:29:24.8 Lat/Long Center: 57 deg 18.4' N 134 deg 32.4' W Lat/Long Near Late: 57 deg 1.6' N 133 deg 50.6' W Lat/Long Far Late: 57 deg 16.9' N 133 deg 40.3' W SEG_09 Lat/Long Near Early: 57 deg 1.6' N 133 deg 50.6' W Lat/Long Far Early: 57 deg 16.9' N 133 deg 40.3' W GMT Center 1994/282:17:29:38.5 Lat/Long Center: 56 deg 59.9' N 132 deg 58.9' W Lat/Long Near Late: 56 deg 42.6' N 132 deg 18.2' W Lat/Long Far Late: 56 deg 57.8' N 132 deg 7.3' W SEG_10 Lat/Long Near Early: 56 deg 42.6' N 132 deg 18.2' W Lat/Long Far Early: 56 deg 57.8' N 132 deg 7.3' W GMT Center 1994/282:17:29:52.3 Lat/Long Center: 56 deg 40.2' N 131 deg 27.0' W Lat/Long Near Late: 56 deg 22.4' N 130 deg 47.3' W Lat/Long Far Late: 56 deg 37.4' N 130 deg 36.0' W SEG_11 Lat/Long Near Early: 56 deg 22.4' N 130 deg 47.3' W Lat/Long Far Early: 56 deg 37.4' N 130 deg 36.0' W GMT Center 1994/282:17:30:06.1 Lat/Long Center: 56 deg 19.4' N 129 deg 56.8' W Lat/Long Near Late: 56 deg 1.1' N 129 deg 18.2' W Lat/Long Far Late: 56 deg 16.0' N 129 deg 6.3' W SEG_12 Lat/Long Near Early: 56 deg 1.1' N 129 deg 18.2' W Lat/Long Far Early: 56 deg 16.0' N 129 deg 6.3' W GMT Center 1994/282:17:30:19.8 Lat/Long Center: 55 deg 57.4' N 128 deg 28.2' W Lat/Long Near Late: 55 deg 38.6' N 127 deg 50.7' W Lat/Long Far Late: 55 deg 53.4' N 127 deg 38.4' W SEG_13 Lat/Long Near Early: 55 deg 38.6' N 127 deg 50.7' W Lat/Long Far Early: 55 deg 53.4' N 127 deg 38.4' W GMT Center 1994/282:17:30:33.6 Lat/Long Center: 55 deg 34.3' N 127 deg 1.4' W Lat/Long Near Late: 55 deg 15.1' N 126 deg 25.0' W Lat/Long Far Late: 55 deg 29.7' N 126 deg 12.3' W SEG_14 Lat/Long Near Early: 55 deg 15.1' N 126 deg 25.0' W Lat/Long Far Early: 55 deg 29.7' N 126 deg 12.3' W GMT Center 1994/282:17:30:47.4 Lat/Long Center: 55 deg 10.2' N 125 deg 36.4' W Lat/Long Near Late: 54 deg 50.6' N 125 deg 1.1' W Lat/Long Far Late: 55 deg 5.0' N 124 deg 47.9' W SEG_15 Lat/Long Near Early: 54 deg 50.6' N 125 deg 1.1' W Lat/Long Far Early: 55 deg 5.0' N 124 deg 47.9' W GMT Center 1994/282:17:31:01.1 Lat/Long Center: 54 deg 45.1' N 124 deg 13.1' W Lat/Long Near Late: 54 deg 25.1' N 123 deg 38.8' W Lat/Long Far Late: 54 deg 39.3' N 123 deg 25.3' W SEG_16 Lat/Long Near Early: 54 deg 25.1' N 123 deg 38.8' W Lat/Long Far Early: 54 deg 39.3' N 123 deg 25.3' W GMT Center 1994/282:17:31:14.9 Lat/Long Center: 54 deg 19.0' N 122 deg 51.6' W Lat/Long Near Late: 53 deg 58.6' N 122 deg 18.4' W Lat/Long Far Late: 54 deg 12.6' N 122 deg 4.5' W SEG_17 Lat/Long Near Early: 53 deg 58.6' N 122 deg 18.4' W Lat/Long Far Early: 54 deg 12.6' N 122 deg 4.5' W GMT Center 1994/282:17:31:28.7 Lat/Long Center: 53 deg 52.0' N 121 deg 31.8' W Lat/Long Near Late: 53 deg 31.1' N 120 deg 59.7' W Lat/Long Far Late: 53 deg 45.0' N 120 deg 45.5' W SEG_18 Lat/Long Near Early: 53 deg 31.1' N 120 deg 59.7' W Lat/Long Far Early: 53 deg 45.0' N 120 deg 45.5' W GMT Center 1994/282:17:31:42.5 Lat/Long Center: 53 deg 24.0' N 120 deg 13.9' W Lat/Long Near Late: 53 deg 2.8' N 119 deg 42.7' W Lat/Long Far Late: 53 deg 16.5' N 119 deg 28.3' W SEG_19 Lat/Long Near Early: 53 deg 2.8' N 119 deg 42.7' W Lat/Long Far Early: 53 deg 16.5' N 119 deg 28.3' W GMT Center 1994/282:17:31:56.2 Lat/Long Center: 52 deg 55.2' N 118 deg 57.7' W Lat/Long Near Late: 52 deg 33.6' N 118 deg 27.5' W Lat/Long Far Late: 52 deg 47.2' N 118 deg 12.8' W SEG_20 Lat/Long Near Early: 52 deg 33.6' N 118 deg 27.5' W Lat/Long Far Early: 52 deg 47.2' N 118 deg 12.8' W GMT Center 1994/282:17:32:10.0 Lat/Long Center: 52 deg 25.5' N 117 deg 43.2' W Lat/Long Near Late: 52 deg 3.6' N 117 deg 14.0' W Lat/Long Far Late: 52 deg 17.0' N 116 deg 59.1' W SEG_21 Lat/Long Near Early: 52 deg 3.6' N 117 deg 14.0' W Lat/Long Far Early: 52 deg 17.0' N 116 deg 59.1' W GMT Center 1994/282:17:32:23.8 Lat/Long Center: 51 deg 55.0' N 116 deg 30.4' W Lat/Long Near Late: 51 deg 32.8' N 116 deg 2.2' W Lat/Long Far Late: 51 deg 46.1' N 115 deg 47.1' W SEG_22 Lat/Long Near Early: 51 deg 32.8' N 116 deg 2.2' W Lat/Long Far Early: 51 deg 46.1' N 115 deg 47.1' W GMT Center 1994/282:17:32:37.5 Lat/Long Center: 51 deg 23.7' N 115 deg 19.3' W Lat/Long Near Late: 51 deg 1.3' N 114 deg 52.0' W Lat/Long Far Late: 51 deg 14.3' N 114 deg 36.8' W SEG_23 Lat/Long Near Early: 51 deg 1.3' N 114 deg 52.0' W Lat/Long Far Early: 51 deg 14.3' N 114 deg 36.8' W GMT Center 1994/282:17:32:51.3 Lat/Long Center: 50 deg 51.7' N 114 deg 9.9' W Lat/Long Near Late: 50 deg 29.0' N 113 deg 43.5' W Lat/Long Far Late: 50 deg 41.9' N 113 deg 28.1' W SEG_24 Lat/Long Near Early: 50 deg 29.0' N 113 deg 43.5' W Lat/Long Far Early: 50 deg 41.9' N 113 deg 28.1' W GMT Center 1994/282:17:33:05.1 Lat/Long Center: 50 deg 19.0' N 113 deg 2.1' W Lat/Long Near Late: 49 deg 56.0' N 112 deg 36.6' W Lat/Long Far Late: 50 deg 8.7' N 112 deg 21.0' W SEG_25 Lat/Long Near Early: 49 deg 56.0' N 112 deg 36.6' W Lat/Long Far Early: 50 deg 8.7' N 112 deg 21.0' W GMT Center 1994/282:17:33:18.8 Lat/Long Center: 49 deg 45.6' N 111 deg 55.9' W Lat/Long Near Late: 49 deg 22.4' N 111 deg 31.2' W Lat/Long Far Late: 49 deg 34.9' N 111 deg 15.6' W SEG_26 Lat/Long Near Early: 49 deg 22.4' N 111 deg 31.2' W Lat/Long Far Early: 49 deg 34.9' N 111 deg 15.6' W GMT Center 1994/282:17:33:32.6 Lat/Long Center: 49 deg 11.5' N 110 deg 51.3' W Lat/Long Near Late: 48 deg 48.1' N 110 deg 27.4' W Lat/Long Far Late: 49 deg 0.5' N 110 deg 11.6' W SEG_27 Lat/Long Near Early: 48 deg 48.1' N 110 deg 27.4' W Lat/Long Far Early: 49 deg 0.5' N 110 deg 11.6' W GMT Center 1994/282:17:33:46.4 Lat/Long Center: 48 deg 36.8' N 109 deg 48.1' W Lat/Long Near Late: 48 deg 13.2' N 109 deg 25.0' W Lat/Long Far Late: 48 deg 25.4' N 109 deg 9.2' W SEG_28 Lat/Long Near Early: 48 deg 13.2' N 109 deg 25.0' W Lat/Long Far Early: 48 deg 25.4' N 109 deg 9.2' W GMT Center 1994/282:17:34:00.1 Lat/Long Center: 48 deg 1.6' N 108 deg 46.5' W Lat/Long Near Late: 47 deg 37.7' N 108 deg 24.1' W Lat/Long Far Late: 47 deg 49.7' N 108 deg 8.3' W SEG_29 Lat/Long Near Early: 47 deg 37.7' N 108 deg 24.1' W Lat/Long Far Early: 47 deg 49.7' N 108 deg 8.3' W GMT Center 1994/282:17:34:13.9 Lat/Long Center: 47 deg 25.7' N 107 deg 46.3' W Lat/Long Near Late: 47 deg 1.6' N 107 deg 24.7' W Lat/Long Far Late: 47 deg 13.5' N 107 deg 8.7' W SEG_30 Lat/Long Near Early: 47 deg 1.6' N 107 deg 24.7' W Lat/Long Far Early: 47 deg 13.5' N 107 deg 8.7' W GMT Center 1994/282:17:34:27.7 Lat/Long Center: 46 deg 49.3' N 106 deg 47.5' W Lat/Long Near Late: 46 deg 25.0' N 106 deg 26.6' W Lat/Long Far Late: 46 deg 36.7' N 106 deg 10.6' W SEG_31 Lat/Long Near Early: 46 deg 25.0' N 106 deg 26.6' W Lat/Long Far Early: 46 deg 36.7' N 106 deg 10.6' W GMT Center 1994/282:17:34:41.4 Lat/Long Center: 46 deg 12.3' N 105 deg 50.0' W Lat/Long Near Late: 45 deg 47.8' N 105 deg 29.8' W Lat/Long Far Late: 45 deg 59.5' N 105 deg 13.8' W SEG_32 Lat/Long Near Early: 45 deg 47.8' N 105 deg 29.8' W Lat/Long Far Early: 45 deg 59.5' N 105 deg 13.8' W GMT Center 1994/282:17:34:55.2 Lat/Long Center: 45 deg 34.9' N 104 deg 53.9' W Lat/Long Near Late: 45 deg 10.2' N 104 deg 34.3' W Lat/Long Far Late: 45 deg 21.7' N 104 deg 18.3' W SEG_33 Lat/Long Near Early: 45 deg 10.2' N 104 deg 34.3' W Lat/Long Far Early: 45 deg 21.7' N 104 deg 18.3' W GMT Center 1994/282:17:35:09.0 Lat/Long Center: 44 deg 56.9' N 103 deg 59.1' W Lat/Long Near Late: 44 deg 32.1' N 103 deg 40.1' W Lat/Long Far Late: 44 deg 43.4' N 103 deg 24.1' W SEG_34 Lat/Long Near Early: 44 deg 32.1' N 103 deg 40.1' W Lat/Long Far Early: 44 deg 43.4' N 103 deg 24.1' W Lat/Long Near Data End: 44 deg 18.8' N 103 deg 22.1' W Lat/Long Far Data End: 44 deg 30.1' N 103 deg 6.1' W