latitude reduced regular latitude
number points points
------- ------- ------- --------
1 20 128 87.86379
2 27 128 85.09652
3 36 128 82.31291
4 40 128 79.52560
5 45 128 76.73689
6 50 128 73.94751
7 60 128 71.15775
8 64 128 68.36775
9 72 128 65.57760
10 75 128 62.78735
11 80 128 59.99702
12 90 128 57.20663
13 90 128 54.41619
14 96 128 51.62573
15 100 128 48.83524
16 108 128 46.04472
17 108 128 43.25419
18 120 128 40.46364
19 120 128 37.67308
20 120 128 34.88252
21 128 128 32.09194
22 128 128 29.30135
23 128 128 26.51076
24 128 128 23.72017
25 128 128 20.92957
26 128 128 18.13897
27 128 128 15.34836
28 128 128 12.55775
29 128 128 9.76714
30 128 128 6.97653
31 128 128 4.18592
32 128 128 1.39530
33 128 128 -1.39530
34 128 128 -4.18592
35 128 128 -6.97653
36 128 128 -9.76714
37 128 128 -12.55775
38 128 128 -15.34836
39 128 128 -18.13897
40 128 128 -20.92957
41 128 128 -23.72017
42 128 128 -26.51076
43 128 128 -29.30135
44 128 128 -32.09194
45 120 128 -34.88252
46 120 128 -37.67308
47 120 128 -40.46364
48 108 128 -43.25419
49 108 128 -46.04472
50 100 128 -48.83524
51 96 128 -51.62573
52 90 128 -54.41619
53 90 128 -57.20663
54 80 128 -59.99702
55 75 128 -62.78735
56 72 128 -65.57760
57 64 128 -68.36775
58 60 128 -71.15775
59 50 128 -73.94751
60 45 128 -76.73689
61 40 128 -79.52560
62 36 128 -82.31291
63 27 128 -85.09652
64 20 128 -87.86379