286 ASTRONOMICAL and 



Examination of the meridian by the tranfit of y Cafliopex and « Urfa; 

 Minoris or the Pole ftar. 



Mean A. R. > Caffiopeae Dec. 31ft 1799 



Aberration ..... 



Nutation ..... 



True A. R. > Cafliopex .... 



Mean A. R. Pole ftar Dec. 31ft 1799 

 Aberration . . . 



Nutation . 



True A. R. Pole ftar 

 do. y CaffiopesE 



DiflFerence . . • 



The above difference is neatly, in mean folar time equal to 

 Obfervcd difference on tlie 31ft of Dec. 



Difference ..... 



The difference between the calculated, and obferved time, is fo fmall, 

 that it is fcarcely fuflicient with the very beft inftrument to be perceptible 

 in the motion of the Pok ftar. The meridian may therefore be confidered 

 as fufHciently accurate for the following purpofe. 



In 



* Although this refult is deduced from obfervations made with the fmall 

 feftor only, it may be confidered as iufBciently accurate for the niceft geo- 

 graphical purpofes. 



