ASTRONOMICAL OBSERVATIONS, 
39 
APPENDIX A—Continued. 
CAMP No. 128, (Rio Colorado) —February 21, 1854. 
Object observed. 
lime of observat’n 
by chronometer. 
Observed double 
altitude. 
A. 
m. 
s. 
o 
/ 
o 
Polaris-- 
10 
00 
38.5 
69 
15 
30 
10 
01 
13. 6 
69 
15 
10 
10 
01 
37. 1 
69 
15 
00 
10 
01 
58. 0 
69 
14 
40 
10 
02 
28.4 
69 
14 
10 
10 
02 
46. 5 
69 
14 
00 
Saturn. 
10 
06 
24.5 
86 
18 
30 
10 
07 
09. 9 
86 
04 
00 
10 
07 
41. 5 
85 
50 
20 
10 
08 
07. 9 
85 
40 
40 
10 
08 
52. 5 
85 
21 
50 
10 
09 
17. 1 
. 85 
12 
00 
10 
09 
41. 0 
85 
03 
20 
Mars. 
10 
14 
23. 6 
66 
00 
10 
10 
14 
56. 0 
66 
15 
00 
10 
15 
15. 9 
66 
23 
20 
10 
15 
53. 9 
66 
38 
40 
10 
16 
16. 5 
66 
48 
00 
Leonis. 
10 
11 
15. 9 
86 
24 
30 
10 
11 
48 5 
86 
38 
00 
10 
12 
17. 4 
86 
48 
50 
10 
12 
43. 8 
87 
00 
00 
10 
13 
16. 5 
87 
12 
10 
Index error — 13'. Barometer 29. 78 in. Ther¬ 
mometer 49°. 5. 
SEXTANT No. 3. 
CAMP No. 130, (Rio Colorado ) —February 23, 1854. 
P Orionis__ 
8 
-1" 
21 
59. 0 
93 
02 
20 
8 
25 
48. 8 
93 
01 
30 
Polaris_ 
8 
27 
38. 4 
70 
35 
30 
8 
32 
20. 9 
70 
33 
00 
8 
34 
07. 1 
70 
32 
00 
8 
34 
38. 8 
70 
30 
50 
Procyon.. 
8 
38 
12. 1 
96 
46 
00 
8 
39 
08.5 
97 
04 
10 
8 
41 
29. 1 
97 
50 
10 
8 
42 
51. 8 
98 
16 
40 
8 
44 
10. 0 
98 
41 
50 
a Arietis_ 
8 
46 
33. 5 
85 
15 
50 
8 
47 
48.5 
84 
45 
10 
8 
48 
51. 6 
84 
20 
00 
8 
49 
37. 1 
84 
00 
00 
8 
50 
07. 9 
83 
48 
40 
Index error -j- 1' 50". Barometer 29. 55 in. Ther¬ 
mometer 58°.5. 
CAMP No. 131, (Rio Colorado) —February 24, 1854. 
Object observed. 
Time of observ’n 
by chronometer. 
Observed double 
altitude. 
A. 
m 
s. 
o 
a Leonis.. 
9 
44 
58. 5 
74 
50 
10 
9 
46 
13. 1 
75 
19 
50 
9 
47 
03. 6 
75 
41 
10 
9 
47 
46. 6 
75 
57 
20 
9 
48 
31.5 
76 
15 
20 
Saturn_ 
9 
50 
01. 9 
93 
35 
40 
9 
51 
01. 8 
93 
12 
00 
9 
52 
42. 4 
92 
54 
50 
9 
52 
29. 4 
92 
36 
00 
9 
53 
07. 0 
92 
21 
10 
Polaris. 
9 
55 
37. 5 
69 
48 
20 
9 
56 
36. 8 
69 
47 
40 
9 
57 
09.5 
69 
47 
20 
9 
58 
03. 0 
69 
46 
50 
. 
9 
58 
40. 9 
69 
46 
30 
Index error1'50". Barometer 29.74 in. Thermome¬ 
ter 51°. 3. 
CAMP No. 132 —February 25, 1854. 
Procyon. 
8 
39 
43. 5 
96 
51 
10 
8 
40 
51. 9 
97 
13 
50 
8 
41 
36. 0 
97 
27 
20 
8 
42 
34. 8 
97 
46 
50 
8 
43 
09. 5 
97 
58 
20 
a Arietis. 
8 
46 
20. 5 
85 
38 
10 
8 
47 
06. 4 
85 
20 
00 
8 
47 
29. 9 
85 
10 
20 
8 
47 
59. 2 
84 
58 
30 
8 
48 
33. 6 
84 
43 
50 
Polaris. 
8 
50 
10. 5 
70 
39 
50 
8 
51 
00. 6 
70 
39 
20 
8 
51 
44. 3 
70 
39 
00 
8 
52 
20. 5 
70 
38 
10 
8 
52 
51. 5 
70 
38 
00 
Index error -f- 1' 50". Barometer, 29. 63 in. Ther¬ 
mometer, 54°. 3. 
CAMP No. 133— February 26, 1854. 
a Leonis_ 
10 
38 
04. 5 
95 
21 
20 
10 
38 
47. 8 
, 95 
37 
20 
10 
39 
30. 2 
* 95 
52 
30 
10 
39 
57. 6 
96 
03 
10 
10 
40 
23. 3 
96 
13 
10 
Mars_ 
10 
42 
54. 8 
79 
56 
30 
10 
43 
39. 5 
80 
14 
20 
10 
44 
10. 8 
80 
27 
20 
10 
44 
46. 8 
80 
41 
10 
10 
45 
08.5 
80 
50 
00 
10 
45 
27. 6 
80 
57 
30 
