APPENDIX L.—ASTRONOMICAL OBSERVATIONS. 
125 
ASTRONOMICAL OBSERVATIONS—Continued. 
Determination of time, March 16, 1854 .—Equal altitudes of the 
Sun’s upper limb. 
Time, a. m. 
Altitudes. 
Time, p. m. 
h. TO. s. 
d. TO. s. 
h. TO. s. 
10 15 28 
100 17 30 
1 20 06 
10 16 17 
100 29 10 
1 19 16 
10 17 10 
100 43 00 
1 18 22 
10 17 56 
100 53 50 
1 17 39 
10 18 43 
101 06 20 
1 16 52 
10 19 34 
101 18 20 
1 16 03 
10 20 36 
101 35 20 
1 14 55 
10 21 30 
101 48 20 
1 14 02 
Thermometer 89° Fahrenheit. 
OBSERVATIONS 
1 FOR THE VARIATION 
r OF COMPASS. 
Double altitude of Sirius, in 
the west 
Time. 
Altitude. 
Magnetic bearing. 
h. TO. s. 
d. m. s. 
d. TO. s. 
8 30 27 
69 24 20 
S. 21 30 00 W. 
Double altitude of Polaris, in 
the east. 
Time. 
Altitude. 
Magnetic bearing. 
h. TO. s. 
d. TO. s. 
d. TO. s. 
7 37 54 
63 31 40 
N. 14 00 00 W. 
Thermometer 52£° Fahrenheit. 
Determination of time, March 18, 1854. 
Time, a. m. 
Altitudes. 
Time. p. m. 
h. TO. s. 
d. TO. s. 
h. TO. s. 
10 42 43 
108 17 40 
12 49 32 
10 43 34 
10 44 34 
Clo 
10 47 39 
108 27 40 i 
108 38 50 
uds for a few rnome 
109 12 40 
Lost. 
Lost. 
nts. 
12 44 27 
10 48 14 
109 21 00 
12 43 38 
10 49 03 
109 29 30 
| 12 42 54 
10 49 45 
109 36 40 
| 12 42 29 
10 50 30 
109 44 40 
12 4L 46 
Thermometer 82° Fahrenheit. 
SULPHUR SPRINGS OP THE COLORADO. 
DETERMINATION OF LATITUDE. 
Determination of time, April 5, 1854 .—Double altitudes of 
Sirius, in the west. 
Approximate latitude, 32° 28' 55". 
Time. 
h. m. s. 
6 38 20 
6 39 22 
6 40 31 
6 41 31 
6 42 32 
6 43 23 
6 44 17 
6 45 20 
Altitudes. 
d. m. s. 
73 31 50 
73 19 40 
73 07 10 
72 55 20 
72 44 20 
72 33 40 
72 23 20 
72 11 10 
Double altitudes of Arcturus, in the east. 
Time. 
h. to. s. 
9 22 36 
9 23 51 
9 24 40 
9 25 33 
9 26 26 
9 27 15 
9 28 07 
9 28 46 
9 29 38 
9 30 22 
Altitudes. 
d. to. s. 
88 33 00 
89 06 20 
89 27 40 
89 48 50 
90 11 50 
90 33 10 
90 53 40 
91 10 40 
91 32 10 
91 50 40 
Thermometer 46£° Fahrenheit. 
Determination of latitude , April 5, 1854 .—Double altitudes of 
Polaris, in the west. 
Time. 
h. to. 
6 54 
6 57 
7 00 
7 04 
7 09 
7 12 
7 15 
7 18 
Altitudes. 
50 
31 
34 
01 
50 
42 
45 
43 
d. TO. 
63 48 
63 46 
63 43 
63 41 
63 37 
63 35 
63 34 
63 32 
50 
10 
30 
50 
30 
50 
00 
20 
