f 174 J 638 
3 OG | 
ENCAMPMENT. ON THE SWEET, WATER RIVER, AT ROCK INDEPENDENCE, 
Determination of time, August 22, 1842—allitude of Arclurus. 
° OBSERVATIONS. «+ 
epee 
(EERSTE SERIES, /°P (SECOND) SERIES< <0.) 
| 
Double altitude. of Are-'|..'Time of chronometer. || Double altitude of.) Time of chronometer. 
turus.;, 3 Arcturus: = gps 
é] {4 Bex ae Oe ra 
‘ Té a 3 JE WAN es 
Deg. min.gesec. ©} ha min. see. Deg. min. see. hse min sec. 
61 32 9350 86 .& 07 42:0 58 06 ©(10 is 00.0 
60 58 8625 ab > O98 14.6 57 = 22 «G00 7g 18 59.5 
60 @220 Fh Dm 10 35.0 56 48 4150 f Te .20 30.0 
59 45 8150 of h% -12 30.5 65 47 90 4 Tg 23 15.0 
69 17.3900 ob % 13 49.5 65 18 9180 de Taq 28 
i} » ‘ i i : 
Index error = — 22 sec. ~ 
RESULT OF CALCULATION. 
abrysite.! : ait geal ” ‘ abywitis out 
Mean time. : _ Retard. : Longitude. 
255. Shes sft. Sa eR hk y et Brie 
oh. min, sees Se ae eee Y re es 
8 37 06 ee 
Determination of time, Jugust 23, 1842—altitude of the sun. 
OBSERVATIONS. 
FIRST SERIES. | 
SECOND amen es 
Double altitude of the} Time of chronometer. || Double altitude of the| ‘Time of chronometer. 
lower limb of the sun. : lower limb of the sun. 
Deg. min. sec. h. min. sec. Deg. min. sec. h. min. see. 
32 18) 35 5 28 06.0 33° 350 5 3t 36.0 
32 «434 «#410 5 28 48.7 33 4835 5 32 10.0 
32 40 «630 5 29 32.0. 33 58 25 5 32 37.0 
33 00 = 30 5 30 000 34 08 30 5 33 050 
33 15 20 5 30 40.0 34 35=—s 380 5 34 18.5 
