plate.go

package main

import (
	"math"
)

type tectonicPoint struct {
	lon, lat float64
}

var tectonicPlates = map[string][]tectonicPoint{

	"Antarctic": {
		{70.05, -25.51},
		{69.30, -25.80},
		{68.90, -26.00},
		{67.80, -26.60},
		{66.10, -27.70},
		{63.20, -28.10},
		{61.00, -29.00},
		{60.80, -30.70},
		{59.00, -30.70},
		{58.30, -31.80},
		{57.00, -31.90},
		{57.00, -33.80},
		{55.10, -34.70},
		{54.20, -34.70},
		{54.10, -35.40},
		{53.40, -35.30},
		{53.30, -36.10},
		{52.30, -36.10},
		{52.20, -37.50},
		{49.00, -37.80},
		{46.20, -38.80},
		{46.00, -40.10},
		{42.70, -40.90},
		{42.40, -42.80},
		{39.30, -43.70},
		{35.70, -44.80},
		{34.80, -47.20},
		{32.50, -47.00},
		{30.50, -49.80},
		{29.50, -50.20},
		{27.80, -52.80},
		{26.20, -52.50},
		{25.50, -53.80},
		{22.50, -53.00},
		{20.00, -52.80},
		{18.50, -52.70},
		{15.90, -51.70},
		{15.10, -52.20},
		{13.90, -51.80},
		{12.70, -52.80},
		{11.50, -52.20},
		{8.30, -54.00},
		{7.60, -53.60},
		{5.00, -54.80},
		{4.00, -54.20},
		{3.00, -53.60},
		{.80, -54.90},
		{359.70, -54.50},
		{359.30, -54.80},
		{358.90, -54.80},
		{358.60, -55.10},
		{358.40, -55.30},
		{358.40, -55.60},
		{355.30, -55.80},
		{353.00, -57.80},
		{343.80, -58.30},
		{343.80, -59.00},
		{342.00, -59.10},
		{342.00, -59.60},
		{341.50, -59.60},
		{341.50, -60.20},
		{341.10, -60.20},
		{341.00, -60.50},
		{340.70, -60.50},
		{340.60, -60.80},
		{340.10, -60.90},
		{339.50, -60.90},
		{338.80, -61.00},
		{338.10, -61.00},
		{337.40, -61.00},
		{336.70, -61.00},
		{336.10, -61.00},
		{335.60, -60.90},
		{335.10, -60.80},
		{334.40, -60.70},
		{326.70, -60.00},
		{322.50, -61.00},
		{312.50, -60.00},
		{304.00, -60.70},
		{289.20, -55.40},
		{288.00, -54.90},
		{286.90, -54.40},
		{285.70, -53.60},
		{284.80, -53.00},
		{284.70, -51.90},
		{284.60, -50.70},
		{284.60, -49.60},
		{284.30, -48.80},
		{284.10, -47.70},
		{284.00, -46.90},
		{283.80, -45.80},
		{283.80, -45.30},
		{283.40, -45.60},
		{282.70, -45.60},
		{281.50, -45.20},
		{280.40, -45.00},
		{279.40, -44.90},
		{277.70, -44.80},
		{277.30, -44.30},
		{277.10, -43.30},
		{276.90, -41.90},
		{276.10, -41.80},
		{275.30, -41.70},
		{273.60, -41.50},
		{271.30, -41.30},
		{268.90, -41.20},
		{268.30, -40.30},
		{268.20, -39.10},
		{267.50, -38.80},
		{266.30, -38.40},
		{266.40, -37.40},
		{265.40, -37.20},
		{263.70, -37.10},
		{263.70, -36.50},
		{263.00, -36.40},
		{261.60, -36.30},
		{259.70, -36.10},
		{258.20, -35.90},
		{256.30, -35.80},
		{254.70, -35.70},
		{253.40, -35.50},
		{252.30, -35.30},
		{251.10, -35.20},
		{249.80, -35.20},
		{249.10, -35.10},
		{248.00, -34.90},
		{248.30, -38.40},
		{247.80, -40.70},
		{247.30, -42.70},
		{246.70, -45.20},
		{245.90, -48.30},
		{245.00, -50.00},
		{243.60, -49.60},
		{243.00, -50.80},
		{241.60, -53.20},
		{242.00, -53.30},
		{241.00, -54.50},
		{239.50, -54.30},
		{237.70, -55.80},
		{233.60, -54.70},
		{233.00, -55.30},
		{231.30, -54.90},
		{227.60, -54.10},
		{227.00, -54.90},
		{223.10, -54.00},
		{222.40, -55.00},
		{222.10, -54.90},
		{220.80, -56.20},
		{220.10, -56.00},
		{219.20, -56.80},
		{215.30, -55.70},
		{213.40, -57.30},
		{212.90, -57.10},
		{210.70, -58.70},
		{210.90, -58.80},
		{209.20, -60.00},
		{207.90, -59.60},
		{202.50, -63.10},
		{198.70, -61.70},
		{195.60, -63.30},
		{194.10, -62.80},
		{189.20, -65.10},
		{188.10, -64.70},
		{182.30, -66.70},
		{174.80, -63.70},
		{173.40, -64.10},
		{170.50, -62.50},
		{168.40, -63.00},
		{167.40, -62.60},
		{166.40, -62.90},
		{165.00, -62.00},
		{163.80, -62.30},
		{163.20, -61.80},
		{155.90, -63.00},
		{155.70, -62.90},
		{153.80, -60.10},
		{150.40, -60.50},
		{148.80, -57.50},
		{147.50, -57.60},
		{147.20, -55.60},
		{146.20, -55.70},
		{146.10, -54.70},
		{145.00, -54.70},
		{144.50, -54.30},
		{143.90, -54.40},
		{143.60, -54.10},
		{141.20, -54.20},
		{140.80, -52.70},
		{140.00, -52.80},
		{139.60, -51.90},
		{138.60, -52.00},
		{137.70, -50.60},
		{136.40, -50.80},
		{136.00, -50.40},
		{134.40, -50.40},
		{134.20, -50.30},
		{132.30, -50.30},
		{132.30, -50.10},
		{130.90, -50.10},
		{130.80, -50.30},
		{127.50, -49.90},
		{127.70, -49.00},
		{126.90, -48.90},
		{126.60, -49.70},
		{125.70, -49.60},
		{125.80, -49.40},
		{125.40, -49.30},
		{125.40, -49.20},
		{125.00, -49.10},
		{124.80, -49.40},
		{124.50, -49.40},
		{124.50, -49.70},
		{123.90, -49.60},
		{123.70, -50.00},
		{122.70, -49.80},
		{122.90, -49.30},
		{122.30, -49.20},
		{121.70, -50.20},
		{118.80, -49.70},
		{118.60, -49.90},
		{118.10, -49.80},
		{118.00, -50.10},
		{116.40, -49.80},
		{115.90, -50.70},
		{114.80, -50.40},
		{114.30, -51.20},
		{100.40, -47.60},
		{99.70, -48.20},
		{95.10, -46.30},
		{95.50, -46.00},
		{88.30, -42.00},
		{87.20, -43.00},
		{85.30, -41.80},
		{83.50, -43.20},
		{81.10, -41.20},
		{79.60, -42.20},
		{75.90, -39.10},
		{79.00, -36.30},
		{78.30, -35.80},
		{79.10, -35.10},
		{77.40, -33.70},
		{78.10, -32.90},
		{74.80, -30.20},
		{75.50, -29.50},
		{74.10, -28.40},
		{74.20, -28.20},
		{73.00, -27.40},
		{72.80, -27.50},
		{71.20, -26.20},
		{70.80, -26.30},
		{70.05, -25.51},
	},

	"Australian": {
		{91.80, 9.30},
		{90.00, 5.00},
		{89.50, .00},
		{89.00, -5.00},
		{80.00, -5.00},
		{68.73, -4.51},
		{68.36, -4.90},
		{68.60, -5.10},
		{68.78, -5.24},
		{67.98, -6.08},
		{68.50, -6.56},
		{67.92, -7.12},
		{68.25, -7.40},
		{67.86, -7.75},
		{68.28, -8.20},
		{66.54, -9.64},
		{66.84, -9.88},
		{66.28, -10.40},
		{66.79, -10.78},
		{66.20, -11.30},
		{66.32, -11.56},
		{65.75, -12.00},
		{65.56, -12.14},
		{66.44, -12.88},
		{66.49, -13.12},
		{66.70, -13.34},
		{65.86, -13.99},
		{66.38, -14.80},
		{66.72, -14.90},
		{67.24, -15.44},
		{67.08, -15.68},
		{67.38, -16.00},
		{66.47, -16.61},
		{66.82, -16.96},
		{65.02, -17.98},
		{66.23, -20.25},
		{66.82, -19.95},
		{67.24, -20.38},
		{67.64, -20.13},
		{67.91, -20.64},
		{68.40, -20.46},
		{69.22, -22.13},
		{69.08, -22.20},
		{69.35, -22.69},
		{69.26, -22.74},
		{69.35, -22.91},
		{69.26, -22.96},
		{69.35, -23.13},
		{69.19, -23.25},
		{69.74, -24.22},
		{69.61, -24.30},
		{69.81, -24.62},
		{69.77, -24.65},
		{70.07, -25.19},
		{69.95, -25.32},
		{70.05, -25.51},
		{70.80, -26.30},
		{71.20, -26.20},
		{72.80, -27.50},
		{73.00, -27.40},
		{74.20, -28.20},
		{74.10, -28.40},
		{75.50, -29.50},
		{74.80, -30.20},
		{78.10, -32.90},
		{77.40, -33.70},
		{79.10, -35.10},
		{78.30, -35.80},
		{79.00, -36.30},
		{75.90, -39.10},
		{79.60, -42.20},
		{81.10, -41.20},
		{83.50, -43.20},
		{85.30, -41.80},
		{87.20, -43.00},
		{88.30, -42.00},
		{95.50, -46.00},
		{95.10, -46.30},
		{99.70, -48.20},
		{100.40, -47.60},
		{114.30, -51.20},
		{114.80, -50.40},
		{115.90, -50.70},
		{116.40, -49.80},
		{118.00, -50.10},
		{118.10, -49.80},
		{118.60, -49.90},
		{118.80, -49.70},
		{121.70, -50.20},
		{122.30, -49.20},
		{122.90, -49.30},
		{122.70, -49.80},
		{123.70, -50.00},
		{123.90, -49.60},
		{124.50, -49.70},
		{124.50, -49.40},
		{124.80, -49.40},
		{125.00, -49.10},
		{125.40, -49.20},
		{125.40, -49.30},
		{125.80, -49.40},
		{125.70, -49.60},
		{126.60, -49.70},
		{126.90, -48.90},
		{127.70, -49.00},
		{127.50, -49.90},
		{130.80, -50.30},
		{130.90, -50.10},
		{132.30, -50.10},
		{132.30, -50.30},
		{134.20, -50.30},
		{134.40, -50.40},
		{136.00, -50.40},
		{136.40, -50.80},
		{137.70, -50.60},
		{138.60, -52.00},
		{139.60, -51.90},
		{140.00, -52.80},
		{140.80, -52.70},
		{141.20, -54.20},
		{143.60, -54.10},
		{143.90, -54.40},
		{144.50, -54.30},
		{145.00, -54.70},
		{146.10, -54.70},
		{146.20, -55.70},
		{147.20, -55.60},
		{147.50, -57.60},
		{148.80, -57.50},
		{150.40, -60.50},
		{153.80, -60.10},
		{155.70, -62.90},
		{155.90, -63.00},
		{161.20, -61.80},
		{160.90, -61.60},
		{158.80, -59.70},
		{158.80, -59.60},
		{158.60, -59.50},
		{158.50, -59.40},
		{158.50, -59.30},
		{158.40, -59.20},
		{158.30, -59.10},
		{158.20, -59.00},
		{158.10, -58.90},
		{158.00, -58.80},
		{157.90, -58.80},
		{157.80, -58.70},
		{157.80, -58.60},
		{157.70, -58.50},
		{157.60, -58.40},
		{157.50, -58.30},
		{157.30, -58.10},
		{157.30, -57.90},
		{157.30, -57.80},
		{157.40, -57.70},
		{157.40, -57.50},
		{157.50, -57.40},
		{157.60, -57.30},
		{157.70, -57.20},
		{157.70, -57.10},
		{157.70, -56.90},
		{157.90, -56.80},
		{158.00, -56.60},
		{158.10, -56.50},
		{158.30, -56.40},
		{158.40, -56.10},
		{158.60, -55.90},
		{158.50, -55.80},
		{158.60, -55.60},
		{158.70, -55.40},
		{158.70, -55.30},
		{158.80, -55.10},
		{158.90, -54.90},
		{159.10, -54.70},
		{159.20, -54.40},
		{159.30, -54.20},
		{159.40, -54.10},
		{159.50, -53.90},
		{159.70, -53.70},
		{159.90, -53.50},
		{160.60, -52.70},
		{161.10, -52.10},
		{162.40, -50.90},
		{163.30, -50.30},
		{164.10, -49.70},
		{164.30, -49.10},
		{164.70, -48.60},
		{165.30, -47.90},
		{165.90, -47.00},
		{166.50, -46.00},
		{167.30, -45.20},
		{167.80, -44.70},
		{169.00, -44.10},
		{169.90, -43.70},
		{171.00, -43.20},
		{172.20, -42.60},
		{173.30, -42.00},
		{174.40, -41.70},
		{175.30, -41.60},
		{176.40, -41.10},
		{176.90, -40.70},
		{178.20, -39.40},
		{178.80, -38.70},
		{179.60, -37.40},
		{180.80, -35.80},
		{181.50, -34.40},
		{182.00, -33.30},
		{182.90, -31.70},
		{183.10, -31.10},
		{183.80, -29.80},
		{184.30, -28.60},
		{184.90, -27.20},
		{185.50, -25.40},
		{186.20, -23.60},
		{186.50, -22.60},
		{187.10, -21.40},
		{187.90, -19.70},
		{188.60, -18.10},
		{188.90, -16.80},
		{188.90, -15.40},
		{188.40, -14.50},
		{188.40, -14.50},
		{187.20, -14.50},
		{186.10, -14.50},
		{185.10, -14.50},
		{183.80, -14.60},
		{182.30, -14.70},
		{181.10, -15.10},
		{180.70, -15.20},
		{179.70, -15.50},
		{178.30, -16.10},
		{177.20, -17.20},
		{176.20, -18.30},
		{175.60, -19.30},
		{174.30, -21.10},
		{173.50, -22.00},
		{172.50, -22.90},
		{171.50, -23.70},
		{170.60, -23.70},
		{169.90, -23.10},
		{169.10, -22.10},
		{168.40, -21.00},
		{168.00, -20.00},
		{167.40, -19.00},
		{166.90, -17.80},
		{166.40, -16.80},
		{165.80, -15.00},
		{165.40, -13.60},
		{164.80, -12.20},
		{163.80, -11.80},
		{162.90, -11.70},
		{161.70, -11.60},
		{160.50, -11.00},
		{159.50, -10.40},
		{158.50, -10.00},
		{157.70, -9.60},
		{156.60, -8.90},
		{155.30, -8.00},
		{154.20, -7.20},
		{153.20, -6.70},
		{152.40, -6.70},
		{151.30, -6.90},
		{150.50, -7.10},
		{149.70, -7.30},
		{148.60, -7.50},
		{147.50, -7.30},
		{147.00, -6.70},
		{146.60, -5.90},
		{146.10, -5.20},
		{145.50, -4.40},
		{144.60, -3.60},
		{143.80, -3.00},
		{142.70, -2.30},
		{141.40, -1.90},
		{140.10, -1.70},
		{139.10, -1.60},
		{137.80, -1.40},
		{136.80, -1.40},
		{136.50, -1.20},
		{136.20, -1.00},
		{135.90, -.70},
		{135.70, -.50},
		{135.40, -.20},
		{135.10, .00},
		{134.30, .20},
		{133.40, .50},
		{132.60, .70},
		{131.80, 1.00},
		{130.90, 1.10},
		{130.70, -.30},
		{130.60, -1.80},
		{130.70, -3.40},
		{131.10, -4.60},
		{131.30, -6.10},
		{130.00, -7.20},
		{127.90, -7.40},
		{125.80, -7.50},
		{124.50, -7.90},
		{123.30, -9.30},
		{122.40, -10.30},
		{119.90, -10.30},
		{118.10, -10.20},
		{116.40, -9.50},
		{114.90, -9.40},
		{114.40, -9.30},
		{113.50, -9.20},
		{113.20, -9.30},
		{112.60, -9.40},
		{111.60, -9.30},
		{110.90, -9.00},
		{110.30, -9.00},
		{109.30, -8.80},
		{108.50, -8.50},
		{107.80, -8.30},
		{107.00, -8.00},
		{106.40, -7.80},
		{106.10, -7.50},
		{105.70, -7.60},
		{105.00, -7.40},
		{104.40, -7.10},
		{104.10, -7.30},
		{103.40, -7.00},
		{102.80, -6.40},
		{102.30, -6.30},
		{101.40, -5.10},
		{100.80, -4.60},
		{100.20, -4.00},
		{99.70, -3.20},
		{99.50, -2.80},
		{99.10, -2.80},
		{98.60, -2.00},
		{97.90, -1.30},
		{97.40, -.30},
		{96.80, .80},
		{96.20, 1.50},
		{95.40, 2.10},
		{94.90, 2.30},
		{94.50, 2.90},
		{93.60, 3.80},
		{93.10, 4.20},
		{92.90, 5.30},
		{93.00, 5.90},
		{93.00, 6.80},
		{92.40, 7.80},
		{92.00, 8.80},
		{91.80, 9.30},
	},

	"Pacific": {
		{144.80, 41.00},
		{144.50, 40.00},
		{144.20, 39.00},
		{144.00, 38.00},
		{143.50, 37.00},
		{142.80, 36.00},
		{142.00, 35.00},
		{142.00, 34.00},
		{142.00, 33.00},
		{142.20, 31.00},
		{142.50, 30.00},
		{142.80, 29.00},
		{143.20, 28.00},
		{143.20, 27.00},
		{143.00, 26.00},
		{143.00, 25.00},
		{144.00, 24.00},
		{145.00, 23.00},
		{146.20, 22.00},
		{147.00, 21.00},
		{147.30, 20.00},
		{147.30, 18.80},
		{147.30, 17.50},
		{147.30, 15.60},
		{146.60, 13.90},
		{144.80, 12.30},
		{142.30, 11.20},
		{140.60, 10.70},
		{138.60, 10.10},
		{137.80, 8.80},
		{136.70, 8.10},
		{135.40, 7.80},
		{134.30, 5.90},
		{133.40, 4.50},
		{132.10, 3.10},
		{131.00, 1.20},
		{130.90, 1.10},
		{131.80, 1.00},
		{132.60, .70},
		{133.40, .50},
		{134.30, .20},
		{135.10, .00},
		{135.40, -.20},
		{135.70, -.50},
		{135.90, -.70},
		{136.20, -1.00},
		{136.50, -1.20},
		{136.80, -1.40},
		{137.80, -1.40},
		{139.10, -1.60},
		{140.10, -1.70},
		{141.40, -1.90},
		{142.70, -2.30},
		{143.80, -3.00},
		{144.60, -3.60},
		{145.50, -4.40},
		{146.10, -5.20},
		{146.60, -5.90},
		{147.00, -6.70},
		{147.50, -7.30},
		{148.60, -7.50},
		{149.70, -7.30},
		{150.50, -7.10},
		{151.30, -6.90},
		{152.40, -6.70},
		{153.20, -6.70},
		{154.20, -7.20},
		{155.30, -8.00},
		{156.60, -8.90},
		{157.70, -9.60},
		{158.50, -10.00},
		{159.50, -10.40},
		{160.50, -11.00},
		{161.70, -11.60},
		{162.90, -11.70},
		{163.80, -11.80},
		{164.80, -12.20},
		{165.40, -13.60},
		{165.80, -15.00},
		{166.40, -16.80},
		{166.90, -17.80},
		{167.40, -19.00},
		{168.00, -20.00},
		{168.40, -21.00},
		{169.10, -22.10},
		{169.90, -23.10},
		{170.60, -23.70},
		{171.50, -23.70},
		{172.50, -22.90},
		{173.50, -22.00},
		{174.30, -21.10},
		{175.60, -19.30},
		{176.20, -18.30},
		{177.20, -17.20},
		{178.30, -16.10},
		{179.70, -15.50},
		{180.70, -15.20},
		{181.10, -15.10},
		{182.30, -14.70},
		{183.80, -14.60},
		{185.10, -14.50},
		{186.10, -14.50},
		{187.20, -14.50},
		{188.40, -14.50},
		{188.40, -14.50},
		{188.90, -15.40},
		{188.90, -16.80},
		{188.60, -18.10},
		{187.90, -19.70},
		{187.10, -21.40},
		{186.50, -22.60},
		{186.20, -23.60},
		{185.50, -25.40},
		{184.90, -27.20},
		{184.30, -28.60},
		{183.80, -29.80},
		{183.10, -31.10},
		{182.90, -31.70},
		{182.00, -33.30},
		{181.50, -34.40},
		{180.80, -35.80},
		{179.60, -37.40},
		{178.80, -38.70},
		{178.20, -39.40},
		{176.90, -40.70},
		{176.40, -41.10},
		{175.30, -41.60},
		{174.40, -41.70},
		{173.30, -42.00},
		{172.20, -42.60},
		{171.00, -43.20},
		{169.90, -43.70},
		{169.00, -44.10},
		{167.80, -44.70},
		{167.30, -45.20},
		{166.50, -46.00},
		{165.90, -47.00},
		{165.30, -47.90},
		{164.70, -48.60},
		{164.30, -49.10},
		{164.10, -49.70},
		{163.30, -50.30},
		{162.40, -50.90},
		{161.10, -52.10},
		{160.60, -52.70},
		{159.90, -53.50},
		{159.70, -53.70},
		{159.50, -53.90},
		{159.40, -54.10},
		{159.30, -54.20},
		{159.20, -54.40},
		{159.10, -54.70},
		{158.90, -54.90},
		{158.80, -55.10},
		{158.70, -55.30},
		{158.70, -55.40},
		{158.60, -55.60},
		{158.50, -55.80},
		{158.60, -55.90},
		{158.40, -56.10},
		{158.30, -56.40},
		{158.10, -56.50},
		{158.00, -56.60},
		{157.90, -56.80},
		{157.70, -56.90},
		{157.70, -57.10},
		{157.70, -57.20},
		{157.60, -57.30},
		{157.50, -57.40},
		{157.40, -57.50},
		{157.40, -57.70},
		{157.30, -57.80},
		{157.30, -57.90},
		{157.30, -58.10},
		{157.50, -58.30},
		{157.60, -58.40},
		{157.70, -58.50},
		{157.80, -58.60},
		{157.80, -58.70},
		{157.90, -58.80},
		{158.00, -58.80},
		{158.10, -58.90},
		{158.20, -59.00},
		{158.30, -59.10},
		{158.40, -59.20},
		{158.50, -59.30},
		{158.50, -59.40},
		{158.60, -59.50},
		{158.80, -59.60},
		{158.80, -59.70},
		{160.90, -61.60},
		{161.20, -61.80},
		{163.20, -61.80},
		{163.80, -62.30},
		{165.00, -62.00},
		{166.40, -62.90},
		{167.40, -62.60},
		{168.40, -63.00},
		{170.50, -62.50},
		{173.40, -64.10},
		{174.80, -63.70},
		{182.30, -66.70},
		{188.10, -64.70},
		{189.20, -65.10},
		{194.10, -62.80},
		{195.60, -63.30},
		{198.70, -61.70},
		{202.50, -63.10},
		{207.90, -59.60},
		{209.20, -60.00},
		{210.90, -58.80},
		{210.70, -58.70},
		{212.90, -57.10},
		{213.40, -57.30},
		{215.30, -55.70},
		{219.20, -56.80},
		{220.10, -56.00},
		{220.80, -56.20},
		{222.10, -54.90},
		{222.40, -55.00},
		{223.10, -54.00},
		{227.00, -54.90},
		{227.60, -54.10},
		{231.30, -54.90},
		{233.00, -55.30},
		{233.60, -54.70},
		{237.70, -55.80},
		{239.50, -54.30},
		{241.00, -54.50},
		{242.00, -53.30},
		{241.60, -53.20},
		{243.00, -50.80},
		{243.60, -49.60},
		{245.00, -50.00},
		{245.90, -48.30},
		{246.70, -45.20},
		{247.30, -42.70},
		{247.80, -40.70},
		{248.30, -38.40},
		{248.00, -34.90},
		{248.00, -33.80},
		{247.90, -32.00},
		{247.90, -31.10},
		{247.90, -29.50},
		{246.60, -27.20},
		{246.10, -26.70},
		{245.60, -26.80},
		{245.10, -26.30},
		{244.90, -24.10},
		{244.80, -22.80},
		{245.50, -22.70},
		{245.80, -20.70},
		{246.10, -20.70},
		{246.30, -20.00},
		{246.50, -19.40},
		{246.90, -17.80},
		{247.40, -15.70},
		{247.80, -13.70},
		{248.60, -13.60},
		{248.80, -12.60},
		{249.40, -11.00},
		{250.10, -9.40},
		{250.80, -9.30},
		{252.20, -9.00},
		{252.40, -8.10},
		{253.00, -6.40},
		{253.70, -4.90},
		{254.30, -4.70},
		{255.70, -4.30},
		{257.20, -4.10},
		{257.20, -2.90},
		{257.40, -.50},
		{257.40, 2.30},
		{257.40, 2.70},
		{257.40, 3.50},
		{257.40, 4.30},
		{257.40, 4.90},
		{257.40, 5.50},
		{257.40, 6.20},
		{257.40, 7.00},
		{257.40, 7.90},
		{257.40, 8.40},
		{256.90, 8.50},
		{256.40, 8.50},
		{256.40, 8.90},
		{256.30, 9.50},
		{256.30, 10.10},
		{256.00, 10.20},
		{255.70, 10.40},
		{255.60, 11.00},
		{255.60, 11.90},
		{255.60, 13.00},
		{255.60, 14.30},
		{255.60, 15.20},
		{255.00, 15.20},
		{254.60, 15.20},
		{254.60, 16.50},
		{254.60, 17.30},
		{254.70, 18.10},
		{254.40, 18.20},
		{253.70, 18.50},
		{252.90, 18.90},
		{252.10, 19.20},
		{251.40, 19.40},
		{250.80, 19.70},
		{250.60, 19.80},
		{250.80, 20.20},
		{251.20, 20.90},
		{251.60, 21.70},
		{251.90, 22.30},
		{252.10, 22.70},
		{252.30, 22.90},
		{252.00, 23.00},
		{251.70, 23.50},
		{251.30, 24.10},
		{251.00, 24.50},
		{250.90, 24.60},
		{250.90, 24.70},
		{250.80, 24.90},
		{250.30, 25.10},
		{250.20, 25.30},
		{250.10, 25.50},
		{250.00, 25.60},
		{249.90, 25.80},
		{249.70, 26.00},
		{249.70, 26.00},
		{249.70, 26.10},
		{249.60, 26.20},
		{249.50, 26.40},
		{249.30, 26.60},
		{249.10, 26.80},
		{248.90, 27.10},
		{248.70, 27.30},
		{248.50, 27.50},
		{248.40, 27.70},
		{248.20, 27.90},
		{248.10, 28.00},
		{247.90, 28.30},
		{247.70, 28.50},
		{247.50, 28.80},
		{247.30, 29.10},
		{246.90, 29.50},
		{246.70, 29.70},
		{246.50, 29.90},
		{246.40, 30.10},
		{246.10, 30.50},
		{245.80, 30.80},
		{245.70, 31.00},
		{245.60, 31.30},
		{245.50, 31.60},
		{245.30, 31.80},
		{245.30, 31.90},
		{245.10, 32.10},
		{244.90, 32.30},
		{244.80, 32.50},
		{244.50, 32.90},
		{244.40, 33.30},
		{243.45, 34.00},
		{242.70, 34.15},
		{241.50, 34.70},
		{240.65, 34.90},
		{239.95, 35.50},
		{239.45, 36.00},
		{238.90, 36.50},
		{238.30, 37.00},
		{237.70, 37.50},
		{237.25, 38.00},
		{236.80, 38.50},
		{236.30, 39.00},
		{236.10, 39.50},
		{236.00, 40.00},
		{235.60, 40.20},
		{235.00, 40.40},
		{232.50, 40.40},
		{232.60, 41.60},
		{232.80, 41.60},
		{233.10, 42.30},
		{233.50, 43.00},
		{232.20, 43.50},
		{230.80, 44.00},
		{229.50, 44.50},
		{229.90, 45.50},
		{230.40, 46.50},
		{230.80, 47.50},
		{231.20, 48.20},
		{231.00, 48.50},
		{229.50, 49.20},
		{229.60, 49.50},
		{230.30, 50.10},
		{230.80, 50.50},
		{230.10, 51.00},
		{229.30, 51.50},
		{228.70, 52.00},
		{227.20, 53.00},
		{226.10, 54.00},
		{225.50, 55.00},
		{224.50, 56.00},
		{223.90, 57.00},
		{223.50, 58.00},
		{223.00, 58.50},
		{222.00, 59.00},
		{221.00, 59.50},
		{220.00, 59.90},
		{219.00, 60.10},
		{218.00, 59.80},
		{217.00, 59.40},
		{216.00, 59.30},
		{215.00, 59.20},
		{214.00, 59.00},
		{213.00, 58.30},
		{212.00, 57.80},
		{210.00, 56.80},
		{208.00, 56.00},
		{206.00, 55.20},
		{204.00, 54.70},
		{202.00, 54.00},
		{200.00, 53.70},
		{198.00, 53.20},
		{196.00, 52.80},
		{194.00, 52.20},
		{192.00, 51.70},
		{190.00, 51.30},
		{188.00, 51.00},
		{186.00, 50.80},
		{184.00, 50.50},
		{182.00, 50.40},
		{180.00, 50.50},
		{178.00, 50.50},
		{176.00, 50.80},
		{174.00, 51.30},
		{172.00, 51.90},
		{170.00, 52.60},
		{168.00, 53.60},
		{166.00, 54.30},
		{164.00, 55.50},
		{163.00, 54.00},
		{162.20, 53.00},
		{161.00, 52.00},
		{160.50, 51.00},
		{159.50, 50.00},
		{157.80, 49.00},
		{156.20, 48.00},
		{155.00, 47.00},
		{153.80, 46.00},
		{152.00, 45.00},
		{150.00, 44.00},
		{148.50, 43.00},
		{147.00, 42.00},
		{144.80, 41.00},
	},
}

// original code:
//   http://rosettacode.org/wiki/Ray-casting_algorithm#Go

func TectonicPlate(lat, lon float64) string {
	for k, v := range tectonicPlates {
		var inside bool
		if len(v) > 1 {
			for i := 1; i < len(v); i++ {
				if intersectsPlate(tectonicPoint{lon, lat}, v[i-1], v[i]) {
					inside = !inside
				}
			}
		}
		if inside {
			return k
		}
	}
	return "Unknown Tectonic Plate"
}

func intersectsPlate(point, start, end tectonicPoint) bool {
	// handle negative point longitudes ...
	for point.lon < 0.0 {
		point.lon += 360.0
	}
	// handle the longitude jump ...
	if math.Abs(end.lon-start.lon) > 180.0 {
		if start.lon > end.lon {
			start.lon -= 360.0
		} else {
			start.lon += 360.0
		}
	}
	// swap points in needed ...
	if start.lon > end.lon {
		start, end = end, start
	}

	// need to be outside the polygon ...
	for point.lon == start.lon || point.lon == end.lon {
		point = tectonicPoint{math.Nextafter(point.lon, math.Inf(1)), point.lat}
	}

	// check ends
	if point.lon < start.lon || point.lon > end.lon {
		return false
	}

	// check between points
	if start.lat > end.lat {
		if point.lat > start.lat {
			return false
		}
		if point.lat < end.lat {
			return true
		}
	} else {
		if point.lat > end.lat {
			return false
		}
		if point.lat < start.lat {
			return true
		}
	}

	// check line between the two points
	return (point.lon-start.lon)/(point.lat-start.lat) >= (end.lon-start.lon)/(end.lat-start.lat)
}