76 SECULAR VARIATIONS OF THE ELEMENTS OF 



For the root <7=5".481S43, we get, 



,1850169 70884.5 10443875 



*=+ " 10 20 ; J " 10 20 10 30 

 Whence (3=8T 48' 21".4; log. A=9.2486682. 



N =+0 1772834; N' r =-0.000008818; 



A- =+0.0084662; N r -. -0.000007853; 



N" =+0.0053737 ; N T1 =+0.000003441 ; 



^"=+0.00081828 ; #"'= +0.00000006229. 



For the root (/ i =7".3()0503, we get, 



,1630157 Ar ,4425088 V 179817860 



*i=+ --wi; 2/1= ~i0B l5 1= io 20 



Whence ^=20 13' 23".8 ; log. ^=8.4187229. 



JVi =+0.0262254; N, ir =+0.000010482; 



JV/ =-0.0200820 ; N, T =+0.000010694 ; 



Ai" =-0.0152664 ; W =-0.000002681 ; 



^,"=-0.00250806 ; JV/"=-0.0000001 1068. 



For the root # 2 =17".094828, we get, 



15347790 .- .36663280 2.973721 



*2=- J-Q-O - ^fJ 2/2= 1( p ---Nt; z *= 10 io 



Whence /3 2 =337 17' 6".3; log. A 2 =7.1259941. 



N t =+0.0013366 ; N z ' v =-0.0000009453 ; 



Ni =-0.01 02888 ; #/ =-0.0000054709 ; 



Nf =+0.0104682 ; W =+0.00000033449 ; 



J\r;'=+0.0186485 ; JV/"=+0.00000002462. 



For the root j7 3 =17".909224, we get, 



, 147160530,. 160644600 14.88588 



3= 20 A 3! 1/3 1()10 



Whence &=137 30' 30".l ; log. #3=7.1654027. 



N 3 =+0.0014635 ; N 3 ' r =+0.0000011941 ; 



N,= 0.0122442; N, r =+0.000011832; 



As" =+0.0153834; N 3 r ' = -0.00000066853 ; 



N 3 m = 0.0828782 ; N 3 r "= 0.00000004964. 



For the root # 4 =0".6 185901, we get, 



_ 3.376737^,, l,.377873^, r 2^5^2.14^^ 



Whence ^ 4 =67 48' 7".8; log. ^"=95.7999963. 



JV 4 =+0.000007655 ; ^" = ,+0.0000630952 ; 



AT; =,+0.000011639 ; N t r -- ,+0.000071026 ; 



N t '=-. +0.0000 134875; JV/'=,+0.00155150; 



^= +0.000021 810 ; # "'=+0.01003483, 



