8 
ASTRONOMICAL OBSERVATIONS, 
APPENDIX A—Continued. 
CAMP No. 10 —August 4, 1853—Continued. 
CAMP No. 13 —August 7, 1853—Continued. 
Object observed. 
Time of observ’n 
by chronometer. 
Observed double 
altitude. 
h. 
m. 
s. 
o 
Jupiter_ 
18 
59 
44. 9 
65 
17 
10 
19 
00 
52. 3 
65 
13 
50 
19 
01 
42. 0 
65 
11 
30 
19 
02 
25. 4 
65 
09 
20 
19 
03 
13. 0 
65 
08 
lOd 
19 
04 
05. 1 
65 
05 
20 
Index error —10' 30". Barometer 29.46. in. Therm. 82°. 
Object observed. 
lime of observat’n 
by chronometer. 
Observed double 
altitude. 
h. 
m. 
s. 
o 
, 
„ 
Polaris... 
19 
02 
31.8 
68 
50 
00 
19 
03 
30. 1 
68 
50 
40 
19 
04 
19.0 
68 
51 
00 
19 
04 
56. 7 
68 
52 
00 
19 
05 
47. 0 
68 
52 
00 
19 
06 
31. 9 
68 
52 
50 
19 
08 
03.5 
68 
54 
00 
CAMP No. 11 —August 5, 1853. 
Jupiter_ 
18 
48 
35. 2 
65 
39 
30 
18 
49 
30. 1 
65 
38 
40 
18 
50 
05. 6 
65 
37 
10 
18 
50 
49. 7 
65 
36 
30 
18 
51 
26. 9 
05 
35 
50 
Arcturus... 
18 
53 
21. 1 
95 
43 
30 
18 
54 
34. 9 
95 
13 
30 
18 
55 
23. 2 
94 
54 
40 
18 
55 
55.8 
94 
40 
10 
18 
57 
40. 2 
93 
58 
50 
a Cygni... 
19 
01 
52. 7 
102 
40 
10 
19 
02 
55. 1 
103 
02 
10 
19 
04 
04. 9 
103 
26 
40 
19 
05 
49.4 
104 
04 
10 
19 
06 
41. 3 
104 
23 
10 
Polaris_ 
19 
10 
06. 1 
68 
59 
40 
19 
11 
09. 7 
68 
59 
50 
19 
12 
29. 4 
69 
01 
20 
19 
14 
26.1 
69 
02 
30 
19 
15 
16.4 
69 
03 
10 
19 
18 
41. 8 
69 
05 
20 
19 
20 
03.4 
69 
06 
20 
19 
21 
10.5 
69 
07 
10 
Index error — 10' 50". Barometer, 29. 527 in. Ther¬ 
mometer, 76°.5. 
CAMP No. 13— August 7, 1853. 
Arcturus._ 
18 
40 
20. 5 
101 
25 
10 
18 
40 
58. 7 
101 
11 
00 
18 
41 
30. 4 
100 
58 
40 
18 
42 
10. 3 
100 
42 
50 
18 
42 
43. 0 
100 
30 
00 
18 
43 
23. 5 
100 
13 
20 
Jupiter _ 
18 
49 
42.4 
65 
42 
50 
18 
50 
39. 1 
65 
41 
50 
18 
51 
12. 0 
65 
40 
40 
18 
51 
54. 9 
65 
39 
50 
18 
53 
26. 1 
65 
38 
20 
18 
54 
01. 9 
65 
36 
20 
a Cygni. 
18 
55 
59. 0 
100 
09 
10 
18 
56 
44. 2 
100 
25 
10 
18 
57 
35.1 
100 
42 
50 
18 
58 
18. 5 
100 
57 
30 
18 
59 
09. 1 
101 
17 
00 
18' 
59 
54. 2 
101 
32 
40 
Index error -— 10'. Barometer, 29. 45 in. Thermom¬ 
eter, 75°. 5. 
CAMP No. 11 —August 8, 1853. 
Jupiter... 
18 
48 
59.0 
65 
51 
00 
18 
49 
28. 5 
65 
50 
30 
18 
50 
21.4 
65 
49 
30 
18 
51 
32. 6 
65 
47 
50 
18 
52 
11. 7 
65 
46 
40 
Arcturus._ 
18 
54 
11. 6 
96 
06 
10 
18 
54 
52. 2 
95 
50 
10 
18 
55 
31. 9 
95 
33 
40 
18 
56 
22.4 
95 
13 
30 
18 
56 
54.5 
94 
59 
50 
a Cygni. 
18 
58 
22. 5 
100 
43 
30 
18 
59 
06. 9 
100 
59 
20 
19 
00 
01. 3 
101 
18 
50 
19 
00 
52. 6 
101 
38 
10 
19 
02 
54. 7 
102 
21 
40 
Polaris_ 
19 
05 
20. 0 
68 
43 
50 
19 
06 
17. 0 
68 
44 
30 
19 
07 
29. 9 
68 
45 
10 
19 
08 
27. 3 
68 
45 
50 
19 
10 
05. 0 
68 
47 
10 
19 
10 
52. 9 
68 
48 
10 
19 
11 
43. 0 
68 
47 
00 
19 
12 
29.8 
68 
48 
30 
Index error —10' 
30". 
Barometer, 
29. 338 
inches. 
Thermometer, 77°. 5. 
CAMP No. 15 —August 9, 1853. 
Jupiter .. 
18 
40 
28.4 
65 
56 
30 
18 
41 
38. 2 
65 
55 
30 
18 
42 
31. 1 
65 
55 
30 
18 
43 
26.0 
65 
55 
10 
18 
44 
46. 1 
65 
55 
00 
Polaris__ 
13 
50 
56. 3 
68 
34 
50 
18 
53 
02.5 
68 
35 
00 
18 
54 
07.0 
68 
36 
50 
18 
54 
49. 4 
68 
37 
10 
18 
55 
43. 3 
68 
38 
00 
18 
56 
22. 6 
68 
38 
10 
18 
56 
55. 0 
68 
38 
00 
18 
57 
49. 3 
68 
39 
30 
