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@ 2024-02-03T17:50:48Z

<?php

    $name= 'TEST';
    $circleLat = 19.282494;
    $circleLon = 166.636650;
    $circleRadius = 1047*1852;
    $circlePrecision =5;
    $coordinatesList = "";
    // Code based on Google Earth community posting by 'ink_polaroid'
    // http://bbs.keyhole.com/ubb/showflat.php/Cat/0/Number/23634/an//page//vc/1
    $num_points = 36;
    $delta_pts = 360/$num_points;
    // convert coordinates to radians
    $lat = deg2rad(floatval($circleLat));
    $lon = deg2rad(floatval($circleLon));
    $d = $circleRadius;
    $d_rad = $d/6378137; // convert dist to angular distance in radians
    // loop around the compass, appending coordinates of each vertex
    for($i=0; $i<=$num_points; $i++) {  
      $radial = deg2rad($i*$delta_pts);
      $lonCircle = $d_rad*sin($radial);
      $latCircle = $d_rad*cos($radial);
      $coordinatesList .= Round(rad2deg($lon+$lonCircle),$circlePrecision).",".
                          Round(rad2deg($lat+$latCircle),$circlePrecision).",30\n";
    }
    print_r($coordinatesList);

Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: 166.63665,36.70122,30 169.66138,36.43659,30 172.59421,35.65074,30 175.34601,34.36756,30 177.83319,32.62601,30 179.98017,30.47904,30 181.72171,27.99186,30 183.0049,25.24005,30 183.79075,22.30722,30 184.05538,19.28249,30 183.79075,16.25776,30 183.0049,13.32494,30 181.72171,10.57313,30 179.98017,8.08595,30 177.83319,5.93897,30 175.34601,4.19743,30 172.59421,2.91424,30 169.66138,2.1284,30 166.63665,1.86377,30 163.61192,2.1284,30 160.67909,2.91424,30 157.92729,4.19743,30 155.44011,5.93897,30 153.29313,8.08595,30 151.55159,10.57313,30 150.2684,13.32494,30 149.48255,16.25776,30 149.21792,19.28249,30 149.48255,22.30722,30 150.2684,25.24005,30 151.55159,27.99186,30 153.29313,30.47904,30 155.44011,32.62601,30 157.92729,34.36756,30 160.67909,35.65074,30 163.61192,36.43659,30 166.63665,36.70122,30

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