635 
17h 3 
ENCAMPMENT ON THE SWEET WATER RIVER. 
Determination of time; August 20,1842 —ultilude of Arcturus. 
OBSERVATIONS, 
FIRST SERIES. 5 SECOND SERIES. 
———— 
Double altitude of Are- 
a? turus. i . jis 
Time of chronometer. 
Double altitude of Arc. 
accom NSU pref P| 
Time of chronometer. 
: Dee. min. see. hs min. — ee. Deg. min. “see. Sar Be. 
53. 58. 00 wae AGO 48 .69 20 wat ght a0 
62. 19. 920 ae fo “13.0 g AS @3 ~60 | et: 88.5 
51, 17. 40 a 47 59.0 47 47 00 of 57% 84.0 
60. 36. 30 7. 4D 61.5 47 d7 ©30 a 52.6 
AS. 53. 40 4 fl pi.0 || 46 vid 40 j 8 02 2.0 
> ] ‘ € 7 : Oe @ c 
Index error = — 40 sec. i 
ago Sh = tor ¥ tefyry7 
RESULT OF CALCULATION. 
Mean time. 3 | Retard. ee Longitude 
. 7 : sa Sor 
he omingcosee. h. min. sre. ant 
o--- 00 ~-02 14°26 88 
Delitminidtion 7, lutitude, Sue gust 20, J 1sd2—saltituie df Polaris. 
* OBSERVATIONS. 
: Tag NS ANT Time of 3 poser 
et ‘ tak Ait lt P rat tM eB eS es 
Si. * as Se4 IN 1) + VIF 22 35- a ER Ev ES = ——" re ~— 
Deg. min. see. ADIs h. min. see. 
85 26 00 = ee 
8 26 30 Rg GRE 8 18 62 
85 27 65 Lae ‘A 8 20 47 
86 3l 40. ; ao 
3: at oe avi i t i t ev $ if 8 anges aiff yf ie 
1 if dj oy 
$8 3 40 ¢ -_ se 
peek Same a Aaah Grea é 
8 37 30) ; 4 32 44 
oe |= See BEBO 2 Hie -.290) 4 agi * 
af ae Ga @} 23 : éo 64 
as : > Se 
‘ "RESULT OP- ouetaniedy. 
True altitude. Mean time. « Latitude. 
“ min. s€¢. ms min. ec. Deg. min. sec. 
s 4 05 43 «602 43° 31 46 
,. 
