%lon     %lat     %shoreline direction (deg true)
278.899 29.4286  66
278.891 29.4453  65
278.884 29.4621  65
278.876 29.4788  65
278.868 29.4954  64
278.859 29.5120  64
278.851 29.5286  64
278.843 29.5452  65
278.835 29.5619  66
278.828 29.5788  66
278.821 29.5957  67
278.814 29.6127  67
278.807 29.6306  67
278.799 29.6465  67
278.792 29.6635  69
278.785 29.6806  69
278.780 29.6979  69
278.773 29.7150  69
278.766 29.7319  68
278.758 29.7488  69
278.752 29.7660  72
278.747 29.7834  75
278.743 29.8011  79
278.740 29.8191  82
278.738 29.8370  82
278.736 29.8550  82
278.733 29.8728  79
278.731 29.8908  71
278.724 29.9079  66
278.713 29.9230  63
278.703 29.9390  64
278.698 29.9562  70
278.692 29.9738  74
278.687 29.9913  75
278.683 30.0090  76
278.678 30.0266  76
278.675 30.0443  77
278.671 30.0620  77
278.667 30.0798  77
278.663 30.0975  77
278.658 30.1152  76
278.654 30.1328  76
278.649 30.1505  76
278.645 30.1681  75
278.640 30.1857  75
278.636 30.2032  75
278.631 30.2208  75
278.625 30.2384  76
278.621 30.2560  77
278.617 30.2738  78
278.614 30.2916  79
278.610 30.3094  81
278.608 30.3273  83
278.606 30.3453  87
278.605 30.3633  90
278.606 30.3814  84
278.608 30.3991  82
278.599 30.4152  78
278.595 30.4330  79
278.592 30.4507  89
278.595 30.4685  83
278.598 30.4859  80
278.587 30.5014  66
278.580 30.5182  60
278.567 30.5325  67
278.561 30.5495  73
278.559 30.5675  84
278.559 30.5856  92
278.560 30.6036  95
278.563 30.6215  99
278.566 30.6394 101
278.570 30.6571 103
278.574 30.6748  92
278.579 30.6917  86
278.569 30.7072  69
278.565 30.7234  60
278.551 30.7356  68
278.544 30.7525  75
278.544 30.7706  93
278.547 30.7883 107
278.554 30.8054 115
278.565 30.8210 116
278.574 30.8370 115
278.579 30.8545 112
278.585 30.8720 118
278.592 30.8888 132
278.608 30.9001 126
278.627 30.9064 116
278.616 30.9163 100
278.612 30.9310  85
278.617 30.9486  98
278.621 30.9662 104
278.626 30.9838 105
278.631 31.0014 105
278.635 31.0190 104
278.640 31.0366  97
278.644 31.0543  85
278.640 31.0715  71
278.629 31.0870  69
278.618 31.1021  71
278.621 31.1155  97
278.619 31.1301 125
278.635 31.1410 129
278.652 31.1511 136
278.663 31.1662 138
278.673 31.1815 144
278.690 31.1905 148
278.711 31.1945 149
278.726 31.2052 139
278.737 31.2201 125
278.743 31.2369 111
278.752 31.2530  93
278.751 31.2704  99
278.741 31.2862 108