) c. 



J. MERFIELD. 





Parabola. 





Hyperbola. 



jog x = 2-08183 n 





Logx = 1-17811 



„ 2/ = 0-447H n 





„ y = 1-74664 



„ '% = 1-03918 





„ z = l-57260 n 



„ t = l-86689 n 





„ * = 9-79224 n 



„ w= 1-61011 





„ w = 2-13093 

 „ w = 2-54293 



da> = - 2 0-73 



dd) = 



+ 15-07 



" 1-1980 



d& = -0 2-80 



d& = 



+ 55-80 ^ 



2-7853 



c^t = +0 10-94 



dt = 



-37-38 j^ 



10-4287 



dT= -0-007360 



dT = 



- 0-000062 & 



4-3510 



dq = +0-00004075 



dq = 



+ 0-000135186 ^ 



2-4367 





de = 



+ 0-00034908 



0-2898 



Elements III. 

 T = 1899 April 12-97038 G.M.T. 



co = 8 39 28-971 

 ft = 24 58 12-30 |l899 

 l = 146 16 19-44J 

 q = 0-32647368 

 Log q = 9-5138482 



Equations for Co-ordinates. 



O I II 



x = [9-9877294] r sin (v + 77 29 13-44) 

 y = [9-9962545] r sin (v + 165 39 52-39) 

 z = [9-4287933] r sin (v + 47 24 34-81) 



Elements IV. 

 T = 1899 April 12-977678 G.M.T. ± 10~ 4 x 1-06 



O I II II 



u> = 8 41 44-77 ± 2-03' 



ft = 24 59 10 90 ± 1-33 -1899 



6 = 146 15 31-12 ± 0-69 



j 



q = 0-326568116 ± 10~ 6 x 1-42 

 Log q = 9-5139738 

 e = 1-00034908 ± 10~ 6 x 4-12 

 Log e = 0-0001516 

 „ p = 9-8150796 



