6 
ASTRONOMICAL OBSERVATIONS, 
APPENDIX A—Continued. 
CAMP No. 4 —July 27, 1853 — Continued. 
Object observed. 
Time of observ’n 
by chronometer. 
Polaris , 
Observed double 
altitude. 
Jupiter. 
h. 
m. 
s. 
o 
' 
" 
18 
19 
49. 9 
68 
49 
50 
18 
21 
17. 0 
68 
51 
05 
18 
22 
36. 8 
68 
51 
40 
18 
23 
42. 1 
68 
53 
00 
18 
24 
55.4 
68 
54 
00 
18 
44 
15. 9 
69 
05 
30 
18 
45 
07. 2 
69 
05 
50 
18 
28 
40. 2 
65 
20 
20 
18 
29 
32. 5 
65 
20 
20 
18 
30 
41. 1 
65 
21 
50 
18 
31 
24. 5 
65 
22 
30 
18 
32 
19. 6 
65 
22 
50 
18 
33 
08. 7 
65 
22 
50 
18 
34 
19. 9 
65 
22 
40 
18 
36 
37. 4 
65 
22 
30 
18 
38 
41. 2 
65 
22 
20 
18 
39 
39. 9 
65 
22 
50 
18 
40 
58. 0 
65 
21 
40 
18 
42 
03. 6 
65 
20 
10 
Index error — 09' 30". Barometer, 29. 604 in. Ther¬ 
mometer, 66°. 
CAMP No. 4—July 28, 1853. 
Arcturus. 
Altair . 
Polaris 
Index error 
eter, 73°. 
10'. Barometer, 29. 667 in. Thermom- 
CAMP No. 6—July 30, 1853. 
Arcturus. 
a Cygni. 
18 
27 
58. 6 
104 
39 
10 
18 
29 
01. 4 
104 
13 
30 
18 
30 
09. 2 
103 
45 
40 
18 
31 
19. 6 
103 
18 
00 
18 
32 
12. 3 
102 
56 
40 
18 
33 
20. 0 
102 
30 
00 
18 
34 
12. 5 
102 
08 
10 
18 
38 
18. 9 
95 
33 
40 
18 
39 
49. 2 
96 
05 
20 
18 
41 
18. 3 
96 
37 
30 
18 
42 
50. 1 
97 
08 
30 
18 
43 
59. 9 
97 
33 
50 
18 
45 
05. 4 
97 
56 
00 
18 
46 
37. 2 
98 
28 
00 
18 
10 
07. 0 
111 
19 
00 
18 
10 
37.2 
110 
59 
50 
18 
11 
48. 4 
110 
39 
10 
18 
13 
42. 6 
109 
54 
00 
18 
14 
31. 2 
109 
35 
10 
18 
15 
33. 1 
109 
11 
20 
18 
19 
28. 4 
80 
26 
10 
18 
20 
36. 9 
80 
52 
50 
18 
21 
32. 2 
81 
14 
10 
18 
22 
30. 1 
81 
35 
40 
18 
24 
43. 9 
82 
27 
10 
18 
25 
48. 3 
82 
51 
30 
18 
29 
26. 3 
68 
56 
00 
18 
30 
33. 5 
68 
56 
30 
CAMP No. 6- 
-July 30, 
1853—Continued. 
Object observed. 
Time of observ’n 
Observed double 
by chronometer. 
altitude. 
h. 
m. 
5. 
o 
, 
„ 
Polaris. 
18 
50 
02. 2 
69 
03 
40 
18 
51 
37. 1 
69 
04 
00 
18 
53 
19. 9 
69 
06 
00 
18 
55 
01. 0 
69 
07 
00 
18 
56 
31. 1 
69 
09 
00 
18 
58 
21. 2 
69 
10 
20 
19 
01 
01. 4 
69 
11 
00 
19 
02 
02.5 
69 
12 
00 
19 
04 
15. 7 
69 
13 
30 
Index 
mometer 
error — 9' 50". 
75°. 
CAMP No. 7- 
Barometer, 29. 664 in. Ther- 
-July 31, 1853. 
Arcturus 
18 
23 
34. 6 
106 
38 
50? 
18 
25 
12. 9 
106 
00 
00 
18 
25 
48. 6 
105 
46 
00 
18 
26 
22. 9 
105 
32 
10 
18 
26 
58. 8 
105 
17 
40 
« Cygni. 
18 
29 
07. 4 
92 
03 
00 
18 
29 
48.1 
92 
17 
50 
18 
30 
35. 3 
92 
33 
20 
18 
31 
23. 8 
92 
50 
20 
18 
32 
07. 0 
93 
06 
20 
Jupiter. 
18 
35 
48. 2 
65 
34 
30 
18 
36 
44. 9 
65 
33 
20 
18 
37 
42. 9 
65 
34 
00 
18 
38 
40. 0 
65 
33 
40 
18 
39 
19. 5 
65 
33 
20 
18 
40 
07. 9 
65 
33 
20 
18 
40 
52. 0 
65 
33 
00 
18 
41 
47. 4 
65 
32 
10 
18 
42 
38. 0 
65 
31 
20 
Polaris .. 
18 
45 
35. 1 
68 
55 
45 
18 
47 
02. 5 
68 
56 
40 
18 
48 
06. 7 
68 
58 
00 
18 
49 
15. 2 
68 
58 
30 
18 
50 
10. 0 
68 
59 
00 
18 
51 
31. 9 
69 
00 
40 
18 
52 
31. 2 
69 
00 
30 
Arcturus. 
18 
58 
00. 9 
92 
51 
30 
18 
59 
17.8 
92 
20 
40 
19 
00 
06. 0 
92 
00 
40 
19 
00 
53. 3 
91 
42 
10 
19 
01 
52. 2 
91 
18 
00 
a Cygni.. 
19 
04 
10. 0 
104 
23 
30 
19 
05 
11. 2 
104 
45 
40 
19 
06 
11. 2 
105 
06 
50 
19 
07 
14. 3 
105 
29 
40 
19 
08 
09. 2 
105 
48 
30 
Index error — 10' 20". Barometer, 29. 633 iu. Ther¬ 
mometer, 73°. 
