AT THE NAVAL OBSERVATORY, WASHINGTON. 



373 



Remarks. 



Night misty ; star of comparison indistinct. 

 Between the observations of December 31 anil January 5, the chronometer was set fnrwuA 4 m. 



A 6. 



Results. 



Mean of chronometer time. 

 . 



h. m. 8. 

 Mar* S. P. B. Z. 523.15 . . Thirteen comparisons . . 4 238.35 



Correction of chronometer . 1 3.10 . 



h. m. s. 



Mars N. P. B. Z. 523.15. . Twelve comparisons . . 42548.43 

 Correction of chronometer . 1 3.08 



A ,, 



Mars 

 A a. 

 m. B. 

 2 13.73 



m. s. 

 2 15.11 



Ac!. 

 Rev. 



7.937 

 2' 2". 00 



0".04 

 Rev. 



6. 78* 

 1' 44". 95 



0.03 



