Ex. Doc. No. 41. 



243 



N. 



APPENDIX No. 5— Contlnuea. 



.August 12, 1846.— Ca?np 40.- ^ 



DETERMINATIOK OF LATITUDE. 



Time, p. m. 



2 



.0 

 .0 



1 Double altitudos of Polaris. 



F 



< • 



Latitude, 



^ 



h. m. , s. 

 9 27 11. 



9 28 38. 

 9 30 09. 



Deg. min. sec. 

 74 33 30 

 74 34 25 

 74 35 00 



Deg. min. sec. 

 35 54 06 

 35 54 19 

 35 54 20 



* 



9 31 14.7 



9 32 18,5 



9 33 18.5 



9 34 27.0 



9 35 25 . 8 



9 



36 



38.5 



9 37 38.5 



74 35 30 



74 36 00 



74 36 00 



74 36 50 



74 37 00 



74 37 15 



74 37 30 



I 



'Thermometer 49 



o 



35 54 24 



35 -54 29 



35 54 18 



35 54 31 



35 54 26 



35 54 22 



35 54 19 



Mean of 10 observations, 35° 54' 21" 



• 



.r 



0^ 



V. 



ir 



« 



