180 U. S. COAST AND GEODETIC SURVEY. 



Table 6. — Values of I, v, ^, v' , and 2v" for each degree of N — Continued. 



N 



Positive 

 always. 



Positive when iVis between and 180°; negative when iVis 

 between 180 and 360°. 



2v" 



27.32 



27.27 

 27.21 

 27.15 



27.09 

 27.03 

 26.97 



26.91 

 26.85 

 26.78 



26.72 

 26.65 

 26.59 



26.52 

 26.45 

 26.38 



26.31 

 26. 24 

 ?'■.. 17 



26. 10 

 26.03 

 25.95 



25.88 

 25.80 

 25.72 



25.65 

 25.57 

 25.49 



25.41 

 25.33 

 25.25 



25.17 

 25.09 

 25.01 



24.92 

 24.84 

 24.76 



24.67 

 24.59 

 24.50 



24.42 

 24.33 

 24.24 



24.16 

 24.07 

 23.98 



Diff. 

 5 



6 

 6 

 6 



7.94 



8.10 

 8.25 

 8.40 



8.55 

 8.69 



■ 8.84 



8.98 

 9.12 

 9.26 



9.40 

 9.64 

 9.67 



9.81 

 9.94 

 10.07 



10.19 

 10.32 

 10.44 



10.56 

 10.68 

 10.79 



10.90 

 11.01 

 11.12 



11.23 

 11.33 

 11.43 



11.53 

 11. 63 

 11.72 



11.81 

 11.89 

 11.98 



12.06 

 12.14 

 12.21 



12.28 

 12.35 

 12.42 



12.48 

 12.54 

 12.60 



12.65 

 12.70 

 12.75 



Diff. 

 16 



15 

 15 

 15 



14 

 15 

 14 



14 

 14 

 14 



14 

 13 

 14 



13 

 13 

 12 



13 

 12 

 12 



12 

 11 

 11 



11 

 11 



11 



10 

 10 

 10 



7.18 



7.32 



7.46 

 7.60 



7.73 

 7.87 

 8.00 



8.14 

 8.27 

 8.40 



8.52 

 8.65 

 8.77 



8.90 

 9.02 

 9.14 



9.25 

 9.37 



9.48 



9.59 

 9.70 

 9.81 



9.92 

 10.02 

 10.12 



10.22 

 10.32 

 10.41 



10.50 

 10.59 

 10.68 



10.77 

 10.85 

 10.93 



11.01 

 11.08 

 11.15 



11.22 

 11.29 

 11.36 



11.42 

 11.47 

 11.53 



11.58 

 11.63 

 11.68 



Diff. 



5.63 



5.74 

 5.84 

 5.95 



6.05 

 6.15 

 6.25 



6.35 

 6.45 

 6.54 



6.64 

 6.73 

 6.82 



6.91 

 7.00 

 7.09 



7.17 

 7.26 

 7.34 



7.42 

 7.49 

 7.57 



7.64 

 7.72 

 7.79 



7.86 

 7.92 

 7.99 



8.05 

 8.11 



8.17 



8.23 



8.28 

 8.34 



8.39 



8.44 

 8.48 



8. .53 



8.57 

 8.61 



8.64 

 8.68 

 8.71 



8.74 

 8.76 

 8.79 



Diff. 

 11 



10 

 11 

 10 



10 

 10 

 10 



10 

 9 

 10 



11.82 



12.04 

 12.26 

 12.47 



12.68 

 12.88 

 13.08 



13.28 

 13.48 

 13.67 



13.86 

 14.05 

 14.23 



14.40 

 14.58 

 14.75 



14.92 

 15.08 

 15.24 



15.39 

 15.54 

 15.69 



15.83 

 15.96 

 16.10 



16.23 

 16. 35 

 16.47 



16.58 

 16.69 

 16.80 



16.90 

 17.00 

 17.09 



17.17 

 17.25 

 17.33 



17.40 

 17.46 

 17.52 



17.58 

 17.63 

 17.67 



17.71 

 17.74 



17.77 



Diff. 



22 



22 

 21 

 21 



20 

 20 

 20 



20 

 19 

 19 



19 

 18 

 17 



18 

 17 

 17 



16 

 16 

 15 



15 

 15 

 14 



13 

 14 

 13 



12 

 12 

 11 



11 

 11 

 10 



10 

 9 



