AT THE NAVAL OBSERVATORY, WASHINGTON. 405 



JANUARY : 1 . 1851 Continued. 



Remarks. 



Planet very restless, and star of comparison dimly seen. The star used may not be the star of the catalogue ; it was taken a the brightest in the 

 viciniljr. A 5. 



Results. 



Mean of chronometer times. Venus * 



A a. Ac!. 



li. m. s. s. 



Venus F. Taylor 8219 . . Four comparisons ... 18 1258.80 +21.36 



Correction of chronometer -f- 19.19 A( + 0.05 



Ap 0.00 



h. m. s. Rev. 



Venus S. Taylor 8319 . . Four comparisons ... 18 346.05 , 3.108 



Correction of chronometer + 19.19 47". 77 



A p 0".09 



h. m. s. Rev. 



Venus N. Taylor 8219 . . Four comparisons ... 18 5 3.37 0.434 



Correotion,of chronometer +19.19 6 7 .67 



Ap 0".01 



