643 
ca 
> 
= 
| feted 
ens ile oneecas AT NEW PARK. 
Determination of longitude, June 16, 1844—altitude of « Lyre. 
. OBSERVATION. i 
Double altitude of a Lyre. Time of chronometer. 
. ¥ . 
Deg. min. sec. h. min. sec. 
fit 10 . 10 7 55 11.5 : 
Thermometer 38°. 
Index error = + 5 sec. 
RESULT OF CALCULATION. 
% 
Mean time Retard. Longitude. © 
. oe * a ae 
min. min, sec. 
9 49. 07 53° 85.2 
ENCAMPMENT ad sg PARK, AT THE FORK OF GRAND RIVER. 
Determination of lutitude, cone 19, 1844—aliifudes of Polaris. 
» OBSERVATIONS. . 
Double altitudes of Polaris. Time of chronometer. 
- F ie E4 a" 
Deg. sec. kh. min. © sec. 
oy Bae oe oe 
nn. ww. 34950 
7 27 00 8 35: 54 
77 28 00 36° i ae 
77 28 40 38 28 
V7 29 20 39 383 
77 29 10 “40 38 
7 30 25 41 47 
7 30 20 43 06 
yg i 31 20 14 
oy 
Index error = + 5 sec. 
RESULT OF CALCULATION. 
Zz. 
oS MEE: 
— a te Be * i a ae 
ee * « 
i 
