APPENDIX L— ASTRONOMICAL OBSERVATIONS. 
141 
ASTRONOMICAL OBSERVATIONS—Continued. 
Determination of time, March 30, 1854. —Double altitudes of the 
Determination of latitude, March 31. 1854.- 
-Double altitudes of 
Sun's upper limb. 
Prtaris, ir 
i the west. 
Time, a m. 
Altitude . 
Time. 
Altitudes. 
h. 
m. 
s 
d. 
s. 
h. 
m. 
s 
d. 
s 
9 
41 
25 
102 
30 
45 
7 
21 
17 
63 
48 
40 
9 
42 
06 
102 
44 
25 
7 
25 
44 
63 
44 
20 
9 
42 
38 
102 
53 
05 
7 
30 
19 
63 
41 
50 
9 
43 
14 
103 
05 
55 
7 
34 
56 
63 
38 
40 
9 
43 
44 
103 
15 
05 
7 
39 
38 
63 
35 
50 
9 
44 
1L 
103 
24 
25 
7 
43 
46 
63 
32 
30 
0 
44 
37 
103 
32 
25 
9 
45 
05 
103 
41 
35 
Double altih/dfis of Stiviun. in. Ihp. 'input. 
a- 
Time. 
Altitudes. 
h. 
d. 
7 
47 
57 
63 
26 
00 
7 
49 
06 
63 
08 
30 
7 
50 
03 
62 
53 
00 
AT 
BIG 
SPRINGS OF THE COLORADO 
7 
50 
' 53 
62 
30 
10 
7 
51 
47 
62 
24 
50 
DETERMINATION 
OF LATITUDE. 
7 
52 
42 
62 
10 
20 
7 
53 
44 
61 
5 
20 
Determination of time, March 31, 1854.— 
Sirius, in the west. 
Double altitudes of 
7 
7 
54 
55 
35 
51 
61 
61 
27 
06 
20 error. 
50 
Thermometer 41° Fahrenheit. 
Time. 
Altitudes. 
Determination of latitude, March 31, 1854- 
-Double altitudes of 
Uapella, 
2 the west. 
h. 
m. 
s. 
d. 
m. 
s. 
7 
47 
57 
63 
26 
00 
7 
49 
06 
63 
08 
30 
Time. 
Altitudes. 
7 
59 
03 
62 
53 
00 
7 
50 
53 
62 
39 
10 
7 
51 
47 
62 
24 
50 
h. 
m. 
s. 
d. 
m 
s 
7 
52 
42 
62 
10 
20 
59 
00 
85 
48 
5(5 
7 
53 
44 
61 
54 
20 
8 
00 
12 
85 
23 
40 
7 
54 
35 
61 
27 
20 error. 
8 
01 
03 
85 
06 
20 
7 
55 
51 
61 
06 
50 
8 
02 
00 
84 
46 
40 
8 
02 
£6 
84 
26 
20 
8 
03 
46 
84 
08 
50 
8 
05 
10 
83 
40 
50 
8 
06 
30 
83 
12 
50 
Double altitudes of Spica Virginis , 
in the east. 
Double altitudes of a Ursa Majoris, 
, in the east. 
Time. 
Altitudes. 
Time. 
Altitudes. 
h. 
m 
d. 
m 
s 
h. 
m 
s 
d. 
m 
s 
9 
38 
04 
67 
33 
10 
8 
09 
00 
115 
53 
00 
9 
39 
01 
67 
51 
20 
8 
10 
14 
116 
03 
50 
9 
40 
01 
68 
09 
20 
8 
11 
10 
116 
14 
00 
• 9 
40 
57 
68 
26 
10 
8 
12 
20 
116 
24 
00 
9 
41 
51 
68 
43 
10 • 
8 
13 
36 
116 
35 
50 
9 
42 
46 
69 
00 
00 
8 
14 
37 
116 
47 
10 
9 
43 
44 
69 
17 
00 
8 
15 
42 
116 
57 
40 
9 
44 
31 
69 
32 
30 
8 
16 
35 
117 
05 
40 
Thermometer 41° Fahrenheit. 
Thermometer 41° Fahrenheit. 
