380 
MAGNETIC SURVEY OF A PART OF THE SOUTHERN HEMISPHERE 
Observations of Declination. (Continued.) 
1 
Corrections. 
> 
Ship’s head. ] 
Date. 
Lat. 
Long. 
O 
observed. 
nclination. 
Ship s 
Corrected Declination. 
Remarks. 
.O 
attrac- 
O 
0 
tion. 
a 
►— 1 
1845. 
O / 
M. 
O / 
O * 
O 
/ 
/ 
O 
O / 
June 8 a.m. 
— 28 50 
37 58 
+ 21 41 
w. 
+ 
32 
+ 52 
+ 23 05 
-28 53 
37 55 
M. 
+ 22 17 
w. 
+ 
32 
+ 52 
+ 23 41 
-28 56 
37 56 
Cl. 
+ 21 49 
w. \ s. 
+ 
31 
+ 52 
+ 23 12 
-28 56 
37 56 
T. 
+ 22 00 
w. Is. 
>-59 11 
+ 
27 
+ 52 
+ 23 19 
> + 23 37 
— 28 58 
37 49 
M. 
+ 21 44 
w. 
+ 
32 
+ 52 
+ 23 08 
8 P.M. 
-29 03 
37 37 
M. 
+ 23 19 
w.|s. 
+ 
31 
+ 52 +24 42 
Sunset. 
-29 03 
37 37 
Cl. 
+ 22 48 
w. £ s. 
+ 
31 
+ 52 
+ 24 11 
9 A.M. 
-30 20 
36 04 
M. 
+ 25 36 
w.| s. 
> -57 59 
+ 
30 
+ 52 
+ 26 581 
+ 26 29 
Very unsteady. 
-30 16 
35 46 
Cl. 
+ 24 38 
tv. | s. 
+ 
30 
+ 52 
+ 26 00) 
11 A.M. 
— 30 30 
33 45 
M. 
+ 26 28 
n.w. by w. 
— 
07 
+ 52 
+ 27 i3i 
11 P.M. 
— 30 27 
33 41 
Cl. 
+ 24 42 
W. \ N. 
+ 
24 
+ 52 
+ 25 58 
— 30 30 
— 30 30 
33 41 
33 41 
M. 
M. 
+ 27 05 
+ 26 59 
S.E. 
N.E. 
>-56 37 
-1 
40 
10 
+ 52 
+ 52 
+ 27 17 
+ 26 41 
>> + 27 28 
Very unsteady. 
-30 30 
33 41 
Bn. 
+ 27 43 
S.E. 
— 
40 
+ 52 +27 55 
— 30 30 
33 41 
Cl. 
+ 29 36 
S.E. E. 
— 
46 
+ 52 +29 42 
12 A.M. 
— 30 35 
33 13 
M. 
+ 23 58 
w. by N. 
-57 19 
+ 
191 + 52+25 09 
+ 25 09 
Very unsteady. 
13 A.M. 
— 31 05 
31 39 
M. 
+ 25 15 
w. by s.is. ' 
+ 
25 +52+26 32'] 
-31 05 
31 34 
M. 
+ 25 22 
w. by s. \ s. 
+ 
25 
+ 52 
+ 26 39 
-31 06 
31 30 
M. 
+ 25 13 
w. by s. |-s. 
+ 
25 
+ 52 
+ 26 30 
-31 10 
31 28 
M. 
+ 25 25 
w. by s. \ s. 
+ 
25 
+ 52 
+ 26 42 
-31 05 
31 39 
Bn. 
+ 27 16 
tv. by s. 
J>-57 26 
+ 
26 
+ 52 
+ 28 34 
)> + 26 46 
Card steady. 
-31 05 
31 34 
Cl. 
+ 25 46 
w. by s. £ s. 
+ 
25 
+ 52 
+ 27 03 
13 P.M. 
-31 12 
31 28 
Cl. 
+ 24 39 
s.w.byw.^w. 
+ 
21 
+ 52 
+ 25 52 
— 31 18! 31 23 
M. 
+ 25 06 
s.w.bytv.^w. 
+ 
21 
+ 52 
+ 26 19 
-31 18 
31 23 
Cl. 
+ 25 26 
s.w.bytv+w. 
+ 
21 
+ 52 
+ 26 39 
14 A.M. 
— 32 50, 29 51 
M. 
+ 28 06 
s.w.byw.-|-w.' 
+ 
22| + 52 
+ 29 20" 
— 32 53 29 45 
-32 53 29 45 
Cl. 
T. 
+ 27 02 
+ 27 19 
tv. \ s. 
tv. \ s. 
>-57 34 
+ 
+ 
30+52 
30+52 
+ 28 24 
+ 28 41 
> + 28 44 
Card unsteady. 
-33 00 29 55 
Cl. 
+ 27 09 
w. 
J 
+ 
31+52 
+ 28 32 
15 A.M 
-34 36|27 14 
M. 
+ 27 06 
W.|s. 
+ 
30+52 
+ 28 28" 
-34 36 27 12 
T. 
+ 26 23 
tv. ± s. 
+ 
30; + 52 
+ 27 45 
-34 45 27 02 
M. 
+ 26 08 
W. \ N. 
+ 
26, + 52 
+ 27 26 
-34 40 27 10 
Cl. 
+ 27 58 
W. \ N. 
+ 
26 
+ 52 
+ 29 16 
-34 4C 
27 10 
Bn. 
+ 28 21 
W. | N. 
V— 57 06 
+ 
26 
+ 52 
+ 29 39 
> + 28 41 
— 34 4£ 
27 00 
Cl. 
+ 26 52 
W. i N. 
+ 
26 
+ 52 
+ 28 10 
15 Noon 
— 34 51 
26 46 
Cl. 
+ 28 50 
N.tv.byw.^w. 
+ 
02 
+ 52 
+ 29 44 
P.M 
-34 51 
25 58 
M. 
+ 27 54 
N.tV. bv w. 
00 
+ 52 
+ 28 46 
-34 51 
25 58 
Cl. 
+ 27 54 
N.w. by w. 
00 
+ 52 
+ 28 46 
16 A.M 
-35 3( 
23 38 
M. 
+ 27 11 
tv. s. 
1 
+ 
27 
+ 52 
+ 28 30" 
— 35 36 23 38 
Bn. 
+ 27 26 
w. \ s. 
"1" 
27 
+ 52, + 28 45 
— 35 40 23 34 
Cl. 
+ 28 06 
w. by N. 
>-56 08 
+ 
17 
+ 52| + 29 15 
> + 29 26 
Card unsteady. 
— 35 42 23 32 
Cl. 
+ 28 14 
w. by n. 
+ 
17 
+ 52, + 29 23 
-35 43 23 31 
Cl. 
+ 31 16 
N. \ E. 
— 
53 
+ 52, + 31 15 
17 A.M 
— 35 40! 2i 41 
Cl. 
+ 28 38 
N.W. \ W. 
. -55 25 
14 
+ 52 +29 16' 
■ +29 16 
— 35 40j 2l 34 
M. 
+ 28 21 
W.N.W. 
| + 
04 
+ 52 +29 17 
18 A.M 
.-35 06,20 46 
M. 
+ 26 41 
tv. by s. 
. 
—55 08 
,+ 
23 
+ 52 
+ 27 56 
+ 27 56 
19 a.m 
.-35 08 20 24 
Cl. 
+ 27 29 
6.W. f S. 
| -54 50 
+ 
19 
+ 52 
+ 28 40' 
[• +28 47 
-35 08,20 24 
M. 
+ 27 43 
S.W. \ s. 
+ 
19 
+ 52 
+ 28 54 
20 A.M 
. -34 55 19 35 
Cl. 
+29 00 
N.W. 
— 
19 
+ 52 +29 33" 
— 34 55 19 35 
Cl. 
+ 28 14 
N.w.bytv.-j-w. 
V-54 0C 
00 
+ 52+29 06 
> + 28 57 
-34 55 19 30 
Cl. 
+ 27 34 
N.W. ^ w. 
J 
— 
14 
+ 52 +28 12 
J 
