/' 



Ex. Doc. No. 41. 



197 



APPENDIX No. 5— Continued 



July bj 1846, — Camp 8, Big John Spring 



DETERMINATION OF LATITUDE. 



Time, a. ra. 



Doublo altitudes of Polaris. 



-hi 



Latitude 



h. m. s. 



10 03 11.0 



10 04 43.8 



10 06 16.7 



10 07 31.0 



10 09 20.0 



10 11 54.0 



Deff. 

 79 



24 



sec 

 45 



79 25 50 



79 26 25 



79 27 20 



79 28 20 



•79 29 50 



Deg. tnin. sec 



38 39 50 



38 39 55 



38 39 44 



38 39 52 



38 39 53 



38 39 54 



L 



Time, a. m. 



7n. 



s. 



h. 



10 16 59.0 



10 IS 39.9 



10 19 46.2 



10 21 37.3 



10 22 52.0 



10 24 01.8 



10 25 29.2 



10' 26 49.0 



Double allitinaa of Saturn, 

 near the raerkiiaa. 



I 



Deg 



mm. sec. 



77 13 20 



77 12 55 



7.7 12 15 



77 11 55 



77 11 30 



7 10 35 



77 09 00 



77 OS 05 





i 



I 



Latitude, 



Deg. 



tnin. sec. 



38 38 43 



38 38 59 



38 39 16 



38 39 10 



38 39 05 



38 39 11 



38 39 10 



38 39 11 



£_ 



I 



Thermometer 75°. 



Latitude of camp, 



Deg^ min, sec 



*tltude by 6 observations of Polaris 33 



'•8 " *' Saturn ', 



Metin • 38 



39 



51 

 06 



39 



28 



