: aie 
f 174] 502 . 
ENCAMPMENT ON A SMALL STREAM, EAST OF THE SIERRA NEV. ADA.| 
Determination of latitude, April 14, 1844—altitudes of Polaris. 
OBSERVATIONS. 
— 
Double altitudes of Polatis. 
© 
min. sec. S* 
16 30 
Ss a 
68 13 50 ‘y 
68 13 a 
68 13 10 
68 = «12 10 : 
> @ w- Le * 
ae 68 10 40 3 ; 
68 09 25 
. 68 oR 25 
| 
2 Index error = +- 30 sec. 
RESULT OF CALCULATION. 
True altitude. Mean time. Latitude. 
Deg. min. sec. h.- mi see. mg = * 
34 05 00 8 Ps oe : 
% nf a 
Determination of lanaiiude, “Aprit 14, 1844—altitudes of Bolires 
-P opsERVATIONS. 
FIRST SERIES. 
* 
SECOND SERIES. 
Double altitudes of | Time of chronometer. Double altitudes of | Time of chronometer. 
Arcturus. Arcturus. 
h. min. 38 Deg. min. sec. h. min, see. 
7 26 59.0 }  @h. 4%, 40- : & Ba 
‘ 65 26 30 34 42.0 
29 41.0 65 48 00 35 = 33.5 
66 09 4 36 = 26.0 
31 0 32-30 37 22.0 | 
ss ane } Bite : 
Index error — +- 30 sec. ‘ core 
. ‘ RESULT OF CALCULATION. 7 
r *. 2 ; 
i ene 
E Ay... Mim, ste. Deg. min. — sec- 
0 46. 24.9 118 «18 (09 
ied i in 
