388 
LIEUT. -GENERAL SABINE ON TEREESTEIAL MAGNETISM. 
General Table of the Declinations observed on board Her Majesty’s Ship ‘ Erebus,’ by 
Captain Sir James Clark Ross, between the Cape of Good Hope and Van Diemen 
Island in 1840, April to August. 
Date. 
Position. 
No. of 
obser- 
vations. 
Declination. 
Date. 
Position. 
No. of 
obser- 
vations. 
Declination. 
Lat. S. 
Long. E. 
In degrees 
and 
minutes. 
In degrees 
and 
decimals. 
Lat. S. 
Long. E. 
In degrees 
and 
minutes. 
In degrees 
and 
decimals. 
1840. 
1840. 
April 8. 
36 01 
18 38 
6 
+ 30 08 
+ 30-1 
April 30 
1 ° 
10. 
36 16 
20 41 
2 
+ 30 15 
+ 30'3 
and 
V 46 32 
52 01 
2 
+ 33 16 
+ 33-3 
11. 
36 24 
21 14 
14 
+ 30 40 
+ 30-7 
May 1. 
J 
12. 
37 18 
21 25 
8 
+ 30 51 
+ 30-9 
2. 
47 03 
56 22 
3 
+ 31 32 
+ 31-5 
13. 
38 15 
21 19 
4 
+ 32 10 
+ 32*2 
4. 
47 45 
62 27 
2 
+ 29 00 
+ 29-0 
14. 
39 55 
20 35 
1 
+ 31 09 
+ 31*1 
July 27. 
47 18 
93 36 
5 
+ 25 38 
+ 25-6 
15. 
41 07 
22 11 
2 
+29 51 
+ 29-9 
31. 
47 34 
105 47 
1 
+ 18 59 
+ 19-0 
16. 
41 28 
25 14 
6 
+ 30 25 
+ 30-4 
Aug. 2. 
47 45 
113 49 
2 
+ 11 29 
+ 11-5 
17. 
41 50 
26 24 
2 
+ 31 49 
+ 31*8 
4. 
47 40 
121 50 
3 
+ 9 34 
+ 9*6 
18. 
43 09 
28 46 
5 
+ 33 15 
+ 33-3 
7. 
46 18 
132 00 
13 
- 0 50 
- 0-8 
25. 
46 31 
48 03 
1 
+ 32 41 
+ 32-7 
10. 
44 23 
141 11 
7 
- 7 52 
- 7-9 
28. 
46 34 
52 43 
2 
+ 33 28 
+ 33-5 
General Table of the Declinations observed on board Her Majesty’s Ships ‘ Erebus ’ and 
‘Terror,’ between November 1840 and April 1841. 
Position. 
Ship. 
No. of 
obser- 
vations. 
Declination. 
Position. 
Ship. 
No. of 
obser- 
vations. 
Declination. 
Lat. S. 
Long. E. 
In degrees 
and 
minutes. 
In degrees 
and 
decimals. 
Lat. S. 
Long. E. 
In degrees 
and 
minutes. 
In degrees 
and 
decimals. 
o , 
45 36 
152 
53 
Erebus. 
8 
-13 
05 
— 13*1 
65 
32 
172 
40 
Terror. 
7 
— 28 
15 
-28*3 
46 
08 
154 
15 
Erebus. 
8 
-13 
26 
-13-4 
65 
27 
172 
23 
Erebus. 
11 
-27 
22 
-27*4 
46 
30 
154 
55 
Erebus. 
7 
-14 
04 
-14-1 
65 
32 
173 
44 
Terror. 
8 
-29 
35 
-29-6 
49 47 
161 
00 
Erebus. 
8 
-16 
49 
— 16'8 
65 
30 
173 
43 
Erebus. 
10 
— 28 
11 
-28-2 
50 
32 
166 
12 
Erebus. 
8 
-17 
44 
-17-7* 
65 
35 
173 
33 
Terror. 
9 
-29 
01 
-29-0 
50 
54 
166 
35 
Erebus. 
7 
-15 
34 
-15-6 
67 
16 
174 
41 
Erebus. 
16 
-31 
22 
-31-4 
52 
33 
169 
50 
Terror. 
10 
-16 
03 
-16-1 
68 
00 
175 
05 
Erebus. 
13 
-33 
42 
-33-7 
52 
33 
169 
09 
Erebus. 
2 
-17 
40 
— 17*7f 
68 
24 
175 
45 
Terror. 
10 
-33 
36 
-33-6 
54 
14 
169 
06 
Erebus. 
5 
-18 
17 
-18-3 
68 
31 
176 
05 
Erebus. 
12 
-33 
37 
-33*6 
57 
33 
170 
30 
Terror. 
4 
-21 
58 
-22*0 
68 
55 
176 
22 
Erebus. 
5 
-34 
52 
-34-9 
57 
25 
170 
20 
Erebus. 
14 
-21 
19 
-21-3 
70 
33 
172 
57 
Erebus. 
6 
-38 
22 
-38-4 
58 
59 
170 
59 
Terror. 
7 
-21 
45 
-21-7 
70 
53 
173 
00 
Terror. 
5 
-42 
49 
-42*8 
59 
32 
169 
59 
Erebus. 
8 
-21 
11 
-21*2 
71 
00 
172 
25 
Erebus. 
9 
-43 
43 
-437 
59 
32 
170 
05 
Terror. 
13 
-20 
45 
-20-7 
71 
21 
171 
14 
Terror. 
13 
-47 
01 
-47*0 
59 
33 
169 
55 
Terror. 
10 
-20 
06 
-20-1 
71 
22 
170 
55 
Erebus. 
10 
-43 
47 
-43-8 
60 
13 
170 
25 
Erebus. 
10 
-22 
32 
-22*5 
71 
51 
171 
19 
Terror. 
12 
-45 
59 
-46-0 
60 
47 
170 
51 
Erebus. 
11 
-22 
10 
-22-2 
71 
51 
171 
53 
Erebus. 
9 
-45 
06 
-45-1 
60 
26 
170 
23 
Terror. 
10 
-24 
06 
-24-1 
71 
55 
172 
00 
Erebus. 
9 
-49 
47 
-49-8 I 
64 
16 
172 
31 
Erebus. 
9 
-25 
26 
-25*4 
72 
16 
174 
09 
Erebus. 
6 
-52 
43 
-52*7 
64 
26 
173 
00 
Terror. 
9 
-25 
44 
-25*7 
72 
40 
175 
17 
Terror. 
11 
-51 
03 
— 51*1 
64 
40 
172 
44 
Erebus. 
8 
-25 
42 
-25-7 
73 
01 
175 
55 
Erebus. 
12 
-52 
21 
— 52-3 
65 
26 
172 
20 
Erebus. 
8 
-24 
53 
-24-9 
72 
36 
173 
40 
Erebus. 
5 
-48 
08 
-48*1 
65 
57 
171 
45 
Erebus. 
7 
-26 
58 
-27-0 
72 
33 
172 
51 
Terror. 
8 
-48 
41 
-48-7 
65 
42 
172 
13 
Terror. 
7 
-25 
31 
-25*5 
72 
36 
173 
39 
Erebus. 
8 
-51 
49 
-51-8 
66 
23 
169 
51 
Erebus. 
17 
-28 
07 
-28*1 
72 
34 
172 
44 
Terror. 
8 
-53 
16 
-53-3 
* On shore at Auckland Island. y Campbell Island. 
