Ex. Doc. No. 41. 



331 



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APPENDIX No. 5— Continiied^ 



Kovtmher 5^ 1846. — Camp 91, on the San Pedro. ^ 



DETERMINATION OF LONGITUDE. 



Time, p. rn. 



Distance of Regulus from 

 moon's eastern limb. 





Double altitudes of moon's 



upper limb. 



m. 



s. 



h. 



12 57 55,2 



12 59 49.5 



13 -01 38,0 

 13 05 13.8 

 13 04 47.5 

 13 06 04.5 

 13 07 57.8 

 13 09 15.0 

 13 10 51^ 







Hig' min. sec 



65 18 45 



65 IS 00 



65 17 20 



65 16 35 



65 16 00 



65 15 30 



65 14 55 



65 14 30 



65 13 55 



De^. min 

 123 36 



sec 

 00 



122 52 15 



122 11 15 



121 34 40 



120 59 30 



120 29 50 



119 46 40 



119 16 20 



118 49 00 



Thermometer 32°. 



Longitude, by mean of observations, 7A. 23m. 46. 9^ 



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