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HLA North
Both the VLA and TLA's data were recorded aboard the R/P FLIP (FLIP's Position: 32d40.254' N, 117d21.635' W). The two HLAs' data were recorded at an onshore recording station.
HLA NorthPosition 32d39.24' N, 117d21.72' W Aperture 240 m Number of Elements, Total 32 Number of Elements, Processed 27 Array Sampling Rate 3276.8 Hz Sensor Calibration 78.67dB Line of Bearing, re clockwise North* 34.5 deg Water Depth 213 m *Line of Bearing is calculated from Element #1 to the last element. For the TLA, Element #1 is the deepest and furthest from FLIP. For the HLA North and HLA South arrays, Element #1 is the southernmost element.
Element Positions
Note: The array element positions below have been corrected. If you downloaded or copied the array element positions below prior to 29 April 2003, please download them again or make the necessary corrections.
The HLA North array is a 240 m aperture horizontal array deployed on the seafloor. Line of bearing from the first element to the last element is 34.5 deg clockwise from North. There is a slight bow (~13 m) in the array.
The y/North and x/East element positions below are measured relative to Element #1. To download a tab-delimited, ASCII version of the positions in the table below, click here for the file "positions_hlanorth.txt" (4 KB).
Element
Number North (m) East (m) Depth (m) 1 0. 0. 213.000 2 3.32620 0.95127 213.000 3 6.87230 2.23570 213.000 4 10.7840 3.78330 213.000 5 14.9540 5.67850 213.000 7 24.0080 10.3000 213.000 8 29.1080 13.1740 213.000 9 41.6130 19.7660 213.000 10 49.1650 23.3790 213.000 11 57.4520 27.1940 213.000 12 66.5250 31.2580 213.000 13 76.1340 36.1510 213.000 14 86.3370 41.9980 213.000 15 95.4210 47.2470 213.000 17 129.960 72.7320 213.000 18 132.540 74.9070 213.000 19 135.350 77.2850 213.000 21 141.670 82.7720 213.000 22 145.440 86.0660 213.000 23 149.660 89.6700 213.000 24 154.220 93.8230 213.000 26 164.960 103.850 213.000 27 170.000 108.040 213.000 28 175.210 113.260 213.000 29 180.150 118.160 213.000 30 185.790 123.900 213.000 32 198.240 136.250 213.000