389 [14] 
- ENCAMPMENT ON BEAR RIVER. — 2 
Determination of longitude, 4ugust 24, 1843—oltitudes of Arcturus. 
OBSERVATIONS. 
FIRST SERIES. 
| SECOND SERIES. 
| 
Double altitudes of | 'Time of chronometer. || Double altitudes of . | Time of chronometer. 
Arcturus. ; Arcturus. ‘ Bete a 
kh. min. sec. | Deg. min. sec. h. 
48 . 
min. min. sec. 
52 57 .-50 9 oe * 61 ~ 08 .°40 10 «04 ~~ «56.5 
25 11. 40 10 Ot 51 50 40 00 - 06 00.0 
BL 95,00). ws 80 || O19 10 2 06 58.0 
> . whe + 
Index error’ — 30 sec. 
RESULT OF CALCULATION. 
Mean time. Advance. 7 
h. min. sec h. min. sec. ‘Deg. min. sec.” 
&. 38 1 14... 21.9 itl 42 05 
. 
Determination of latitude, August 24, 1843—altitudes of chan AE 
OBSERVATIONS. es 
4 
Double altitudes of Polaris. Time of chronometer. 
Shes tise i 7 ad oe ee = 
by ae 3 By rSiee: ae: Oo  &2 
Deg. min| see. -@ h. min. — see. « 
“3 85 17 dN 2 oa 10 bE 
85 18 50 i 6 hl 
. oe To : 54 
85 20 00 13 45 
85 19 20 14 35 
85 wa: FO 16 51 
8 2 20° . 1g 19 
85 24 30 20 83=—(«O7 
85 25 20 20 58 
85 26 22 05 
Index error — — 30 sec. 
& 
RESULT OF CALCULATION. 
* : * 
Pe min. see. h. min Sec. 
390s 9 Ol 50 
i el 
