HALT AT THE MOUTH OF TE 
669 |. 
LEVEL OF THE GULF 
. ° toe 
cory ept 700 FEET vapid THE 
‘Determination of latitude, October 10, 1842—sun’ s altitude i in the me- 
ridian. $ 
_# 
OBSERVATIONS." ° * 
Double altitude of the lower limb of the sun. Time of eee: 
* : =, 
o ; a : 
Deg. min. set. h. min. — sec. 
s 2 , beat: B 
eo . & Gb ; bt 32 
87 46 ‘ a 2 
‘ 87 49 : Be 
sy 0 Sl 20 oe ae 
56 «16 1 36 
55 1 34 05 
87 40654. 80 a 1 30 
~~: he O (a 
se Mw 4 
87 0s 49 t @ & 
sy 46 15 ee ee 
sy) 43 ey, eee 
‘ a fae 1 om I 
* e 
. & ‘ ? 
RESULT or CALCULATION. 
willie 3 
True altitude. Time of transit by chronometer. Latitude. 
* 
“ & se 4 cs af 39 06 = 03 
The foregoing observations are given in civil time. 
4 
