{ 14] 368 
NOON, HALT..ON.A FORK OF. LARAMIE. RIVER, a 
Determination of latitude, August 2, 1843—meridian altitude of thesun. — 
: OBSERVATION. 
Double altitude of the sun’s True central altitude. : Latitude. 
lower limb, ’ 
Deg. min.  3ee. Deg. min. see. Se ak Deg. min. sec. 
131 33 20 : 66 02 50 41 45 -- 59 
= Index error = -+- 1 min. 30 sec. 
cae “is ENCAMPMENT ON MEDICINE BOW RIVER. 
Determination of latitude, August 2, 1843—altitudes of Polaris. 
OBSERVATIONS. 
Double altitudes of Polaris. Time of chronometer,” 
Min. set. min. see. 
a 4 53 40 12 14 40 
= 56 30 7 = 
, 83 50 18 34 
83 57 20 19 50 
83 58 40 Q1 
00 00, OH 
84 00 20 23 24 
84 01 15 24 15 
30 25 15 ‘ 
84 03 30 29 18 
Index error — — 30 sec. 
an iia 
_ RESULT OF CALCULATION, 
= True altitude. Mean time. ‘ Latitude. 
Deg. - h. min. sec. _ + min, sec, 
4t 58 12 i ua Se a1...) 15 
