AT THE NAVAL OBSERVATORY, 'WASHINGTON. 405 



JANUARY Ht, 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 as the brightest in the 

 vicinity. A 5. 



Results. 



Mean of chronometer '.imes. Venus * 



A a. A I. 



h. m. s. s. 



Venus F. Taylor 8319 . . Four comparisons . . . 181256.80 +21.36 



Correction of chronometer -f 19.19 At + 0.05 



Af> 0.00 



h. m. 8. Rev. 



Venm 8. Taylor 8219 . . Four comparisons ... 18 346.05 3.108 



Correction of chronometer +19.19 47". 77 



Ap 0".09 



h. m. s. / Rev. 



VenmN. Taylor 8219 . . Four comparison* ... 18 5 3.37 . . '. 0.431 



Correction of chronometer + 19.19 6 '.67 



Ap 0".01 



