Field Notebook: Arctic 1990b
Page 101
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
Table V.—Tangents and Externals to a 1° Curve. Central Angle Tangent External Central Angle Tangent External Central Angle Tangent External 91° 5830.5 2444.9 101° 6950.6 3278.1 111° 8336.7 4386.1 10' 5847.5 2457.1 10' 6971.3 3294.1 10' 8362.7 4407.6 20 5864.6 2469.3 20 6992.0 3310.1 20 8388.9 4429.2 30 5881.7 2481.5 30 7012.7 3326.1 30 8415.1 4450.9 40 5898.8 2493.8 40 7033.6 3342.3 40 8441.5 4472.7 50 5916.0 2506.1 50 7054.5 3358.5 50 8468.0 4494.6 92 5933.2 2518.5 102 7075.5 3374.9 112 8494.6 4516.6 10 5950.5 2531.0 10 7096.6 3391.2 10 8521.3 4538.8 20 5967.9 2543.5 20 7117.8 3407.7 20 8548.1 4561.1 30 5985.3 2556.0 30 7139.0 3424.3 30 8575.0 4583.4 40 6002.7 2568.6 40 7160.3 3440.9 40 8602.1 4606.0 50 6020.2 2581.3 50 7181.7 3457.6 50 8629.3 4628.6 93 6037.8 2594.0 103 7203.2 3474.4 113 8656.6 4651.3 10 6055.4 2606.8 10 7224.7 3491.3 10 8684.0 4674.2 20 6073.1 2619.7 20 7246.3 3508.2 20 8711.5 4697.2 30 6090.8 2632.6 30 7268.0 3525.2 30 8739.2 4720.3 40 6108.6 2645.5 40 7289.8 3542.4 40 8767.0 4743.6 50 6126.4 2658.5 50 7311.7 3559.6 50 8794.9 4766.9 94 6144.3 2671.6 104 7333.6 3576.8 114 8822.9 4790.4 10 6162.6 2684.7 10 7355.6 3594.2 10 8851.0 4814.1 20 6180.2 2697.9 20 7377.8 3611.7 20 8879.3 4837.8 30 6198.3 2711.2 30 7399.9 3629.2 30 8907.7 4861.7 40 6216.4 2724.5 40 7422.2 3646.8 40 8936.3 4885.7 50 6234.6 2737.9 50 7444.6 3664.5 50 8965.0 4909.9 95 6252.8 2751.3 105 7467.0 3682.3 115 8993.8 4934.1 10 6271.1 2764.8 10 7489.6 3700.2 10 9022.7 4958.6 20 6289.4 2778.3 20 7512.2 3718.2 20 9051.7 4983.1 30 6307.9 2792.0 30 7534.9 3736.2 30 9080.9 5007.8 40 6326.3 2805.6 40 7557.7 3754.4 40 9110.3 5032.6 50 6344.8 2819.4 50 7580.5 3772.6 50 9139.8 5057.6 96 6363.4 2833.2 106 7603.5 3791.0 116 9169.4 5082.7 10 6382.1 2847.0 10 7626.6 3809.4 10 9199.1 5107.9 20 6400.8 2861.0 20 7649.7 3827.9 20 9229.0 5133.3 30 6419.5 2875.0 30 7672.9 3846.5 30 9259.0 5158.8 40 6438.4 2889.0 40 7696.3 3865.2 40 9289.2 5184.5 50 6457.3 2903.1 50 7719.7 3884.0 50 9319.5 5210.3 97 6476.2 2917.3 107 7743.2 3902.9 117 9349.9 5236.2 10 6495.2 2931.6 10 7766.8 3921.9 10 9380.5 5262.3 20 6514.3 2945.9 20 7790.5 3940.9 20 9411.3 5288.6 30 6533.4 2960.3 30 7814.3 3960.1 30 9442.2 5315.0 40 6552.6 2974.7 40 7838.1 3979.4 40 9473.2 5341.5 50 6571.9 2989.2 50 7862.1 3998.7 50 9504.4 5368.2 98 6591.2 3003.8 108 7886.2 4018.2 118 9535.7 5395.1 10 6610.6 3018.4 10 7910.4 4037.8 10 9567.2 5422.1 20 6630.1 3033.1 20 7934.6 4057.4 20 9598.9 5449.2 30 6649.6 3047.9 30 7959.0 4077.2 30 9630.7 5476.5 40 6669.2 3062.8 40 7983.5 4097.1 40 9662.6 5504.0 50 6688.8 3077.7 50 8008.0 4117.0 50 9694.7 5531.7 99 6708.6 3092.7 109 8032.7 4137.1 119 9727.0 5559.4 10 6728.4 3107.7 10 8057.4 4157.3 10 9759.4 5587.4 20 6748.2 3122.9 20 8082.3 4177.5 20 9792.0 5615.5 30 6768.1 3138.1 30 8107.3 4197.9 30 9824.8 5643.8 40 6788.1 3153.3 40 8132.3 4218.4 40 9857.7 5672.3 50 6808.2 3168.7 50 8157.5 4239.0 50 9890.8 5700.9 100 6828.3 3184.1 110 8182.8 4259.7 120 9924.0 5729.7 10 6848.5 3199.6 10 8208.2 4280.5 10 9957.5 5758.6 20 6868.8 3215.1 20 8233.7 4301.4 20 9991.0 5787.7 30 6889.2 3230.8 30 8259.3 4322.4 30 10025.0 5817.0 40 6909.6 3246.5 40 8285.0 4343.6 40 10059.0 5846.5 50 6930.1 3262.3 50 8310.8 4364.8 50 10093.0 5876.1 7