28S 



Ex. Doc. No. 41. 



APPENDIX No. 5— Continued. 



October 4, 1846. — Ca7np 65, west hank of the Rio del JVorte. 



I 



DETERMINATION OF LATITUDE. 



Time, p. m. 



2 22 50.5 



2 24 00.0 



2 24 50.0 



2 26 07.8 



2 27 14.2 



2 28 16.2 



2 28 58.0 



2 30 09.8 



2 30 58.7 



2 31 36.5 



2 32 19.8 



2 33 09.0 



Double altitudes of Polaris. 



I 



Deg. min. sec 



68 42 50 



68 44 00 



B8 44 5^5 



68 45 55 



68 46 50 



68 47 45 



68 48 20 



68 49 10 



68 49 50 



68 50 10 



68 50 35 



68 51 10 



Thermometer 64°. 



Latitude. 



Mean of 12 observations, 34° 07' 59 



Deg.min. sec 



34 07 27 



34 07 34 



34 07 42 



34 07 40 



34 07 42 



34 07 45 



• 34 07 46 



34 07 47 



34 07 44 



34 07 39 



34 07 34 



34 07 32 



// 





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