#        cent     latitude
            0     -81.4744
            2     -59.0016
            4      -47.162
            6     -40.2663
            8     -35.7461
           10     -32.4497
           12     -29.4299
           14     -27.6242
           16     -24.5729
           18     -22.6383
           20     -20.5526
           22     -19.5831
           24     -18.1743
           26     -17.2142
           28     -15.8469
           30     -15.1519
           32     -13.7454
           34     -12.7372
           36     -11.6855
           38     -10.7199
           40     -9.70572
           42     -8.62089
           44     -7.98176
           46      -6.9988
           48     -6.09071
           50     -5.55918
           52     -4.75181
           54     -4.22393
           56     -3.40981
           58     -2.54656
           60     -2.05091
           62     -1.38788
           64    -0.803941
           66    -0.317431
           68     0.394716
           70      1.44025
           72      1.93445
           74      2.68125
           76      3.16289
           78      3.77067
           80      4.51308
           82      5.31488
           84      6.13411
           86      7.10495
           88      7.66507
           90      8.86208
           92      9.92493
           94      10.9007
           96      11.7932
           98      14.1527
          100      23.1683