# cent latitude 0 -78.3054 2 -60.7858 4 -49.5879 6 -43.4275 8 -33.9151 10 -33.3681 12 -29.9945 14 -28.6259 16 -24.3877 18 -22.7152 20 -22.3906 22 -20.4607 24 -18.7455 26 -18.051 28 -16.2701 30 -15.8747 32 -15.1589 34 -14.6303 36 -13.5372 38 -12.5248 40 -11.6678 42 -10.9838 44 -10.464 46 -9.91079 48 -8.96801 50 -8.56216 52 -8.24014 54 -8.12852 56 -7.75165 58 -7.03713 60 -6.34286 62 -5.34441 64 -5.02573 66 -4.68168 68 -4.07214 70 -3.36752 72 -3.28071 74 -1.59058 76 -0.975626 78 -0.447809 80 0.47957 82 0.931893 84 1.35056 86 1.51158 88 4.69413 90 6.41033 92 7.42907 94 8.50337 96 8.8247 98 9.88105 100 14.2054