32 HYDROGRAPHY. 



RATES OF CHRONOMETERS. 



UNITED STATES EXPLORING EXPEDITION. 





CHRONOMETER RATES. 







DATE. 

























V. 



V. 



V. 



F. F. 



Por. 



Por. 



Por. 



Por. 









170 



2083 



2096 



2204 



2095 



2042 



2052 



773 







1842. 

























+ 5-50 



+ 4-14 



+ 12-86 





+ 19-80 



+ 7-40 



+ 10-11 









" 10' . 



+ 4-80 



+ 4-20 



+ 12-10 













Viu 



.ennes arrived. 



" H» ■ 











+ 20-00 



+ 7-40 



+ 10-47 









" 18, . 











+ 20-16 



+ 7-40 



+ 10-47 









" 25, . 











+ 20-43 



+ 7-40 



+ 10-40 









July 2, . 











+ 20-17 



+ 7-40 



+ 10-47 





Por 



poise arrived. 





CHRONOMETI 



JtS ON BOARD THE PEACOCK. 









P. 



P. 



P. 



P. 



P. 



P. 



P. 



P. 









1964 



2085 



1503 



1826 



22 



2093 



2057 



972 







1838. 























Aug. 10, . 



+ 0-723 



+ 2-244 



— 1-40 



— 3-956 



— 11-278 



+ 0-27 



+ 9-024 



— 1-106 







" 24, . 







— 1-40 

















" 31, . 







— 1-38 















£ 



Sept. 7, . 







— 1-39 















1 



" 14, . 







— 1-57 















1 



" 21, . 







— 2-01 















is 1 



Oct. 5, . 







— 2-42 















1 f 



Nov. 30, . 







— 2-36 















s >■ 



Dec. 7, . 







— 2-35 

















" 14, . 







— 2-34 















1 1 



" 21, . 







— 2-36 

















" 28, . 







— 2-38 

















1839. 























Jan. 4, . 







— 3-31 

















" 11, • 







— 2-99 















1 g 



" 18, . 







— 2-76 















1 4 



" 25, . 







— 2-95 















g § 



Feb. 1, . 







— 2-93 















1 1 



" 8, . 







— 2-48 

















" 15, . 







— 2-62 

















" 22, . 







— 2-77 

















Mar. 1, . 







— 2-75 

















" 8, . 







— 2-54 















1 1 



April 5, . 







— 2-40 















1 * 



" 12, . 







— 2-25 

















May 4, . 







— 2-10 

















