36 



CAEPMAEL AND McLEOD ON THE 



TABLE II. — Continued. 

 Observations of September G, 1883, Toronto. 



Normal equations : = +29.298rfa 



= +14.820rf,( 

 = -36.939rfa 

 = + O.lSOda 



Wlience d« = +.030, da = -.104 



on tliis niglit a = -.0-50, „' = +.(125 



Wlience total azimutli before reversal = 



" ■' after " = 



" Colliniation (Clamp East 



Clock error 



-36.939,/,; + 0180,/; 



+18.095,/c - 1.990,// 



+18.095rf,i' +153.660,/c 



- 1.990rf,i' - 1.380* 



,/,• 



+.009, 

 r = -.200, 

 = n + rfo = -.020 

 = o'-t- da'= -.079 

 = c + dc 

 — t + dt 



- 0.536 

 + 1.355 



- 1..380,// +1.178 

 +34.000,// +0.100 



ill = -.009, weight of dt = 33.712 



/ = 4m. 57.24 sec. 



-.101 



4 m. 57.231 sec. 



and probable error 



= ±.019 sec. 



