MAGNETIC SURVEY OF A PART OF THE SOUTHERN HEMISPHERE 
409 
Observations of the Magnetic Force. (Continued.) 
Corrections. 
■ 
Angle of 
deflec- 
tion. 
Ci 
Date. 
Lat. 
Long. 
Method 
employed. 
Temper 
ture. 
Ship’s head. 
Ship’s 
attrac- 
tion. 
Tempe- 
rature. 
Corrected 
Intensity. 
Remarks. 
1845. 
Mar. 26. 
o / 
— 41 00 
11§ 42 
Def. N. 
O / 
31 40 
C 
56 
N. by w. 
1-790 
— •020 
•000 
1-770 1 
Def. S. 
31 37 
56 
N. by w. 
1-821 
— •020 
•000 
1-801 
Def. N.S. 
49 41 
56 
N. by w. 
1-736 
—•020 
+ •002 
1-718 
>1'758 
A heavy westerly 
Mag. N. 
33 19 
56 
N. by w. 
1-780 
— •020 
+ •001 
1-761 
swell. 
Mag. S. 
33 46 
56 
N. by w. 
1-759 
-•020 
+ •001 
1-740 
27- 
—38 40 
116 15 
Def. N. 
32 33 
62 
n. by e. 
1-731 
-•012 
•000 
1-719 ^ 
Def. S. 
32 35 
62 
N. by e. 
1-752 
—•012 
•000 
1-740 
>1-722 
Table steady. 
Def. N.S. 
49 55 
62 
N. by e. 
1-720 
—012 
- 001 
1-707 _ 
, 
28. 
-37 00 
116 57 
Def. N. 
33 12 
63 
N. by e. 
1-689 
-•012 
•000 
1-677 " 
Def. S. 
33 34 
64 
N. by e. % e. 
1-687 
— •012 
•000 
1-675 
Def. N.S. 
50 42 
64 
n. by e. \ e. 
1-670 
-•012 
-•002 
1-656 
Mag. N. 
34 06 
68 
N. bv E. ■§• E. 
1-717 
-•012 
-•001 
1-704 
>1-677 
Unsteady. 
Mag. S. 
34 41 
68 
n. by e. \ e. 
1-681 
— •012 
-•001 
1-668 
wt. 1 gr. 
11 08 
68 
n. by e. \ e. 
1-628 
—•012 
+ •001 
1-617* 
wt. 2 grs. 
22 48 
68 
N. by e. -§■ E. 
1-696 
— 012 
+ •001 
1-685 
wt. 3 grs. 
35 19 
65 
N. by e. 1 e. 
1-682 
-•012 
+•001 
1-671 
29- 
-86 11 
116 48 
Def. N. 
33 12 
67 
N.N.E. 
1-689 
— •012 
-•001 
1-676 " 
Def. S. 
33 21 
67 
N.N.E. 
1-702 
—•012 
-•001 
1-689 
>1-670 
Unsteady. 
Def. N.S. 
50' 51 
68 
N.N.E. 
1-661 
-•012 
-•003 
1*646 
3D. 
—35 07 
117 38 
Def. N. 
32 54 
66 
N.N.E. 
1-708 
— •012 
-•001 
1-695 ^ 
Def. S. 
33 13 
66 
N.N.E. 
1-712 
—•012 
-•001 
1-699 
>1-694 
Unsteady. 
Def. N.S. 
50 12 
66 
N.N.E. 
1-701 
—•012 
-•002 
1-687 
April 7. 
—35 02 
117 56 
Def. N. 
33 11 
68 
1-690 
— •001 
1-689 ^ 
King George’s 
Def. S. 
33 32 
68 
1-690 
— •001 
1-689 
Sound, West 
Def. N.S. 
50 24 
68 
1-689 
-•003 
1-686 
I 
Australia. 
Mag. N. 
34 30 
68 
1-687 
-•001 
1-686 
Mag. S. 
wt. 1 gr. 
34 34 
10 44 
69 
69 
^Observed 
[ on shore. 
1-691 
1-688 
— •001 
+ •001 
1-690 
1-689 
>1-688 
On the 8th needle A. | 
was found to have | 
wt. 1| gr. 
17 16 
69 
1-688 
+ •001 
1-689 
been injured, | 
wt. 2 grs. 
22 56 
69 
1-688 
+ •001 
1-689 
therefore used 
wt. 24 grs. 
28 18 
69 
1-688 
+ •001 
1-689 
subsequently. J 
wt. 3 grs. 
35 11 
69 
1-688 
+ •001 
1-689 J 
Needle B. 
12. 
— 35 02|ll7 56 
Def. N. 
29 23 
64 
1-711 
•000 
1-7H 1 
King George's 
Def. S. 
35 31 
64 
1-657 
•000 
1-657 
Sound. 
Def. N.S. 
50 11 
64 
1-679 
•000 
1-679 
>1-672 
Mag. N. 
31 37 
64 
Observed 
1-658 
•000 
1-658 
Mag. S. 
36 25 
62 
^on shore. 
1-653 
•000 
1-653 
wt. 1 gr. 
16 13 
62 
1-693 
•000 1-693 A 
wt. \\ gr. 
24 39 
62 
1-672 
•000 
1-672 
>1-688 
. 
wt. 2 grs. 
33 27 
62 
1-698 
•000 
1-698 J 
23. 
—35 30 
114 35 
Def. N. 
30 03 
66 
N.W. 
1-670 
-•011 
-•001 
1-658 A 
i 
Def. S. 
35 01 
66 
N.W. 
1-687 
— •Oil 
— •001 
1-675 
>1-672 
Very unsteady, 
Def. N.S. 
49 55 
66 
N.W. 
1-696 
— •011 
-•002 
1-683 J 
heavy south-west 
swell. 
25J 
— 32 24 
111 26 
Def. N. 
31 07 
69 
N.w. by n. 
1-602 
—•011 
—•001 
1-590 q 
Def. S. 
36 26 
69 
n.w. by n. 
1-603 
—•011 
-•001 
1-591 I 
Def. N.S. 
51 30 
69 
n.w. by n. 
1-599 
-•Oil 1 
— •004 
1-584 ) 
>1-573 
Moderate breeze, 
Mag. N. 
33 14 
69 
n.w. by n. 
1-547 
— •011 
-•001 
1-535 f 
table steady. 1 
Mag. S. 
37 23 
69 
n.w. by n. 
1-577 
—• 011 , 
— •001 
1-565 J 
27- 
-29 16 
106 49 
Def. N. 
32 17 
72 
W.N.W 
1-534 
-•015 
— ■001 
1-518 A 
Def. S. 
37 53 
72 
W.N.W. 
1-515 
— •015 
— •001 
1-499 \ 
>1-499 
Very unsteady. 
Def. N.S. 
53 15 
72 
W.N.W. 
1-501 
-•015 
1 
-•005 
1-481 J 
* Omitted in mean. 
