ee 
rf 174] 664 
_ ENCAMPMENT ON THE RIGHT. BANK OF, THE. MISSOURL RIVER: 
Liglermination of lutitude, October 5, 181% —allilude of Polaris. 
OBSERVATIONS. 
% Double altitude of Polaris. = Time of chronometer. 
meer « Deg. min. . sec. h. min. 
a gee ae : a7 2 
82.30 ~;00— 9° 40 55 
+ oe 40 9 '43 © 65 
76 88 on 88 110 ee ee 
a ee | o (et 3s 
Index error == — | min. 21 gee. 
os ih * RESULT OF CALCULATION. . 
Mean time. Latitude. 
h. min, sec. _ Deg. min, sec 
TT. - 40 34 468 
: ome ees tt segie, eete't.. 
| Determination lof latitude, October ee of the sun in the 
Double altitude of the sun’s | “True central altitude. : Latitude. 
lower limb. % 
Deg. . mi: sec. ms & min. set. - min.  s€C. 
88 16 55 ah. 38 : “a 27 2 s«O8 
> 
a eS 
, Index error — — 1 min. 35 sec. 
2 
