latitude reduced regular latitude
number points points
------- ------- ------- ----------
1 18 512 89.462822
2 25 512 88.766951
3 36 512 88.066972
4 40 512 87.366063
5 45 512 86.664803
6 50 512 85.963372
7 60 512 85.261846
8 64 512 84.560261
9 72 512 83.858638
10 72 512 83.156988
11 80 512 82.455319
12 90 512 81.753635
13 90 512 81.051940
14 100 512 80.350237
15 108 512 79.648527
16 120 512 78.946811
17 120 512 78.245091
18 125 512 77.543367
19 128 512 76.841640
20 144 512 76.139910
21 144 512 75.438177
22 150 512 74.736443
23 160 512 74.034707
24 160 512 73.332970
25 180 512 72.631231
26 180 512 71.929491
27 180 512 71.227750
28 192 512 70.526008
29 192 512 69.824265
30 200 512 69.122522
31 216 512 68.420777
32 216 512 67.719033
33 216 512 67.017287
34 225 512 66.315541
35 240 512 65.613795
36 240 512 64.912048
37 240 512 64.210301
38 250 512 63.508554
39 250 512 62.806806
40 256 512 62.105058
41 270 512 61.403309
42 270 512 60.701560
43 288 512 59.999811
44 288 512 59.298062
45 288 512 58.596313
46 300 512 57.894563
47 300 512 57.192814
48 320 512 56.491064
49 320 512 55.789314
50 320 512 55.087563
51 320 512 54.385813
52 324 512 53.684062
53 360 512 52.982312
54 360 512 52.280561
55 360 512 51.578810
56 360 512 50.877059
57 360 512 50.175308
58 360 512 49.473557
59 360 512 48.771806
60 375 512 48.070054
61 375 512 47.368303
62 375 512 46.666551
63 375 512 45.964800
64 384 512 45.263048
65 384 512 44.561296
66 400 512 43.859545
67 400 512 43.157793
68 400 512 42.456041
69 400 512 41.754289
70 405 512 41.052537
71 432 512 40.350785
72 432 512 39.649033
73 432 512 38.947280
74 432 512 38.245528
75 432 512 37.543776
76 432 512 36.842024
77 432 512 36.140271
78 450 512 35.438519
79 450 512 34.736767
80 450 512 34.035014
81 450 512 33.333262
82 450 512 32.631509
83 480 512 31.929757
84 480 512 31.228004
85 480 512 30.526252
86 480 512 29.824499
87 480 512 29.122746
88 480 512 28.420994
89 480 512 27.719241
90 480 512 27.017488
91 480 512 26.315736
92 480 512 25.613983
93 486 512 24.912230
94 486 512 24.210477
95 486 512 23.508725
96 500 512 22.806972
97 500 512 22.105219
98 500 512 21.403466
99 500 512 20.701713
100 500 512 19.999960
101 500 512 19.298207
102 500 512 18.596455
103 512 512 17.894702
104 512 512 17.192949
105 512 512 16.491196
106 512 512 15.789443
107 512 512 15.087690
108 512 512 14.385937
109 512 512 13.684184
110 512 512 12.982431
111 512 512 12.280678
112 512 512 11.578925
113 512 512 10.877172
114 512 512 10.175419
115 512 512 9.473666
116 512 512 8.771913
117 512 512 8.070160
118 512 512 7.368407
119 512 512 6.666654
120 512 512 5.964901
121 512 512 5.263148
122 512 512 4.561395
123 512 512 3.859642
124 512 512 3.157889
125 512 512 2.456136
126 512 512 1.754383
127 512 512 1.052630
128 512 512 0.350877
129 512 512 -0.350877
130 512 512 -1.052630
131 512 512 -1.754383
132 512 512 -2.456136
133 512 512 -3.157889
134 512 512 -3.859642
135 512 512 -4.561395
136 512 512 -5.263148
137 512 512 -5.964901
138 512 512 -6.666654
139 512 512 -7.368407
140 512 512 -8.070160
141 512 512 -8.771913
142 512 512 -9.473666
143 512 512 -10.175419
144 512 512 -10.877172
145 512 512 -11.578925
146 512 512 -12.280678
147 512 512 -12.982431
148 512 512 -13.684184
149 512 512 -14.385937
150 512 512 -15.087690
151 512 512 -15.789443
152 512 512 -16.491196
153 512 512 -17.192949
154 512 512 -17.894702
155 500 512 -18.596455
156 500 512 -19.298207
157 500 512 -19.999960
158 500 512 -20.701713
159 500 512 -21.403466
160 500 512 -22.105219
161 500 512 -22.806972
162 486 512 -23.508725
163 486 512 -24.210477
164 486 512 -24.912230
165 480 512 -25.613983
166 480 512 -26.315736
167 480 512 -27.017488
168 480 512 -27.719241
169 480 512 -28.420994
170 480 512 -29.122746
171 480 512 -29.824499
172 480 512 -30.526252
173 480 512 -31.228004
174 480 512 -31.929757
175 450 512 -32.631509
176 450 512 -33.333262
177 450 512 -34.035014
178 450 512 -34.736767
179 450 512 -35.438519
180 432 512 -36.140271
181 432 512 -36.842024
182 432 512 -37.543776
183 432 512 -38.245528
184 432 512 -38.947280
185 432 512 -39.649033
186 432 512 -40.350785
187 405 512 -41.052537
188 400 512 -41.754289
189 400 512 -42.456041
190 400 512 -43.157793
191 400 512 -43.859545
192 384 512 -44.561296
193 384 512 -45.263048
194 375 512 -45.964800
195 375 512 -46.666551
196 375 512 -47.368303
197 375 512 -48.070054
198 360 512 -48.771806
199 360 512 -49.473557
200 360 512 -50.175308
201 360 512 -50.877059
202 360 512 -51.578810
203 360 512 -52.280561
204 360 512 -52.982312
205 324 512 -53.684062
206 320 512 -54.385813
207 320 512 -55.087563
208 320 512 -55.789314
209 320 512 -56.491064
210 300 512 -57.192814
211 300 512 -57.894563
212 288 512 -58.596313
213 288 512 -59.298062
214 288 512 -59.999811
215 270 512 -60.701560
216 270 512 -61.403309
217 256 512 -62.105058
218 250 512 -62.806806
219 250 512 -63.508554
220 240 512 -64.210301
221 240 512 -64.912048
222 240 512 -65.613795
223 225 512 -66.315541
224 216 512 -67.017287
225 216 512 -67.719033
226 216 512 -68.420777
227 200 512 -69.122522
228 192 512 -69.824265
229 192 512 -70.526008
230 180 512 -71.227750
231 180 512 -71.929491
232 180 512 -72.631231
233 160 512 -73.332970
234 160 512 -74.034707
235 150 512 -74.736443
236 144 512 -75.438177
237 144 512 -76.139910
238 128 512 -76.841640
239 125 512 -77.543367
240 120 512 -78.245091
241 120 512 -78.946811
242 108 512 -79.648527
243 100 512 -80.350237
244 90 512 -81.051940
245 90 512 -81.753635
246 80 512 -82.455319
247 72 512 -83.156988
248 72 512 -83.858638
249 64 512 -84.560261
250 60 512 -85.261846
251 50 512 -85.963372
252 45 512 -86.664803
253 40 512 -87.366063
254 36 512 -88.066972
255 25 512 -88.766951
256 18 512 -89.462822