#        cent     latitude
            0     -82.3327
            2     -63.0801
            4     -52.2942
            6     -44.3118
            8     -41.0226
           10     -37.2488
           12     -34.3144
           14       -32.19
           16     -29.6058
           18      -27.083
           20     -25.4211
           22     -23.9527
           24     -23.2105
           26     -21.9139
           28     -20.6174
           30     -19.6897
           32     -18.4395
           34     -17.1194
           36     -15.9639
           38     -15.0025
           40     -14.2729
           42     -13.3127
           44     -12.5215
           46     -11.4802
           48     -10.5936
           50     -9.81581
           52      -9.2584
           54     -8.70609
           56     -8.09578
           58     -7.47594
           60     -6.88508
           62     -6.22469
           64     -5.70793
           66     -5.00948
           68     -4.15688
           70     -3.48498
           72       -2.857
           74     -2.07542
           76     -1.54239
           78    -0.894047
           80    -0.197736
           82     0.747129
           84      1.36341
           86      2.14532
           88      2.93956
           90      4.08946
           92      5.24651
           94       6.2599
           96      7.39094
           98      9.35846
          100      19.2826