386 
LIELTT.-GKENERAL SABINE ON TERRESTRIAL MAGNESTISM. 
Approximate Numerical Coefficients of the Magnetism of the Earth, Epoch 1840-1845, prepared 
for a revision of Gauss’s ‘ Allgemeine Theorie des Erdmagnetismus.’ 
Lat. 
Longitudes.... 
0°. 
10°. 
20°. 
30°. 
40°. 
50°. 
60°. 
70°. 
80°. 
90°. 
100°. 
110°. 
120°. 
130°. 
140°. 
150°. 
160°. 
170°. 
Q 
o 
Q 
Q 
Q 
0 
o 
o 
o 
o 
o 
o 
o 
o 
o 
/'Declination... 
21-2 w. 
25-6 w. 
30-0 w. 
311 w. 
30-0 vv. 
27 0 w. 
24-4 w. 
22-2 w. 
20-9 w. 
20 0 w. 
16-8 w. 
11-9 w. 
6-1 w. 
0-4 w. 
5-9 e. 
10-5 e. 
13-3 e. 
14-9 e. 
-40 
•j Inclination ... 
47-5 
52-8 
56-9 
60-2 
62-7 
64-8 
66-1 
66-8 
67-4 
68-0 
68-7 
69-5 
70-0 
69-9 
69-7 
68-4 
66-2 
64-1 
t Intensity 
7 0 
7-4 
7-9 
8-5 
90 
9-6 
10-2 
10-8 
11-5 
12-1 
12-5 
130 
13-5 
13-75 
13-6 
13-3 
12-95 
12-6 
/'Declination . . . 
200 w. 
25-4 w. 
30 0 w. 
32-5 w. 
32-3 w. 
311 w. 
29 0 w. 
27 0 w. 
26 0 w. 
24-7 w. 
21-0 w. 
15-0 w. 
8-2 w. 
0’9 w. 
6-0 e. 
11-4 E. 
14-5 e. 
16-4 e. 
-45 
■< Inclination ... 
51-0 
55-7 
58-6 
61-7 
64-2 
66-2 
67-7 
68-9 
69-8 
712 
72-2 
731 
73-9 
73-9 
73 1 
71 7 
70-0 
68-0 
I 
^ Intensity 
7-55 
7-9 
8-35 
8-85 
9-4 
100 
10-6 
11-2 
11-8 
12-4 
12-9 
13-4 
141 
14-6 
14-2 
13-8 
13-5 
13-1 
/'Declination... 
18-6 w. 
23-8 w. 
29-6 w. 
33-5 w. 
34-6 w. 
34-3 w. 
33-4 w. 
32-5 w. 
32 0 w. 
31-0 w. 
26-5 w. 
19-5 w. 
10-7 w. 
1-8 w. 
6-4 e. 
12-4 e. 
161 E. 
18-0 e. 
-50 
■j Inclination . . . 
54-2 
57-5 
60-5 
630 
65-5 
67-4 
69-0 
70-6 
720 
73-6 
751 
76-5 
77-2 
77-2 
76-4 
750 
73-5 
71-9 
^ Intensity 
81 
8-4 
8-8 
9-2 
9-8 
10-35 
10-95 
11-5 
12-1 
12-7 
13-2 
13-75 
14-5 
15-4 
14-5 
14-25 
13-95 
13-6 
^ Declination... 
17-4 w. 
22-9 w. 
29-0 w. 
33-5 w. 
36-3 w. 
37-3 w. 
37-7 w. 
38-7 w. 
39 0 w. 
38-5 w. 
33-3 w. 
24-0 w. 
14-0 w. 
3-5 w. 
6-6 e. 
13-8 e. 
18-0 e. 
19-7 e. 
-55 
■{ Inclination ... 
57-0 
59-6 
62-0 
64-4 
66-6 
68-7 
70-3 
720 
73-7 
75-7 
77-7 
79-4 
80-3 
80-3 
79-7 
78-4 
770 
75-5 
( Intensity 
8-7 
8-9 
9-3 
9-8 
10-25 
10-75 
11-25 
118 
12-4 
130 
13-5 
13-95 
14-5 
15 0 
14-8 
14-6 
14-3 
141 
/'Declination... 
15-5 w. 
21-5 w. 
28-0 w. 
33-5 w. 
37-2 w. 
39-4 w. 
42-0 w. 
45-2 w. 
47-0 w. 
46-4 w. 
41-0 w. 
30 5 w. 
19-5 w. 
7-4 w. 
61 E. 
15-8 e. 
21-0 e. 
22-6 e. 
-60 
■1 Inclination ... 
59-6 
61-7 
63-9 
65-9 
68-0 
69-8 
71-7 
73-4 
750 
77-4 
79-6 
81-8 
83-3 
83-5 
830 
81-7 
80-3 
78-8 
I 
^ Intensity 
9-4 
! 9-6 
9-95 
10-3 
10-7 
11-1 
11-6 
12-1 
12-6 
13-2 
13-7 
14-2 
14-7 
153 ‘ 
15-2 
14-95 
14-7 
14-25 
( Declination . . . 
14-0 w. 
20-0 w. 
27-0 w. 
33 0 w. 
37-3 w. 
41-4 w. 
46-2 w. 
51-8 w. 
55-6 w. 
55-0 w. 
49-0 w. 
41-0 w. 
29-0 w. 
15-0 w. 
4-2 e. 
17-5 e. 
25-0 e. 
27-4 e. 
— 65 
j Inclination .. 
62-5 
64-2 
65-9. 
67-8 
69-7 
71-5 
731 
746 
76-5 
78 6 
809 
83-4 
85-4 
861 
860 
85-0 
83-5 
82-2 
^ Intensity 
10-25 
10-35 
10-55 
10-85 
11-15 
11-5 
11-9 
12-4 
12-9 
13-35 
13-85 
14-35 
14-9 
15-25 
15-35 
15-2 
1505 
14-8 
/Declination... 
13 0 w. 
19-5 w. 
26-3 w. 
31-9 w. 
37-0 w. 
41-5 w. 
47-5 w. 
55 0 w. 
62 0 w. 
64-2 w. 
60 5 \v. 
55 0 w. 
47-5 w. 
35-0 w. 
9-5 w. 
22-5 e. 
35-5 e. 
38-8 e. 
-70 
-< Inclination ... 
65-7 
66-9 
68*5 
70-0 
71-6 
73-2 
74-6 
761 
77-8 
79-5 
81-6 
84-0 
86-0 
87-7 
88-3 
87-6 
86-5 
85-4 
^ Intensity 
11-0 
11-05 
11-15 
11-4 
11 65 
11-9 
12-3 
12-7 
13 1 
13-65 
140 
14-5 
150 
15-2 
15-4 
15-4 
15-25 
1505 
/Declination... 
12-4 w. 
18-8 w. 
25-0 w. 
30-8 w. 
36-0 w. 
41-3 w. 
47-5 w. 
55 0 w. 
64-5 w. 
72-8 w. 
77-0 w. 
78-0 w. 
78-0 w. 
80 0 w. 
105-0 w. 
150-0 e. 
910 e. 
80-0 e. 
-75 
-j Inclination ... 
69-3 
70-0 
710 
72-1 
73-5 
74-7 
76 1 
77-4 
78-8 
80-2 
820 
83 9 
85-6 
87-0 
88-5 
890 
88-5 
87-5 
[ Intensity 
/ Declination 
11-8 
11-8 
11-85 
12-0 
12-15 
12-4 
12 7 
13-0 
13-5 
13-75 
1415 
14-55 
14-95 
15-2 
15-25 
15-35 
15-25 
15-15 
-80 
■j Inclination ... 
72-6 
73-2 
73-8 
74-6 
75-5 
76-6 
77-4 
78-4 
79-5 
80-6 
81-9 
831 
84-3 
85-2 
86-0 
86-4 
86-5 
86-3 
1 
^ Intensity 
12-5 
12-5 
12-5 
12 6 
12-8 
12-9 
131 
134 
13-65 
13-95 
14-2 
14-5 
14-8 
15-0 
15-1 
15 15 
1515 
15-1 
/Declination... 
-85 
1 
■{ Inclination ... 
1 
76-4 
76-7 
76 9 
77-0 
77-7 
78-2 
78-8 
79-5 
800 
80-7 
81-2 
81-7 
82-5 
82 -7 
83-0 
83-3 
83-3 
83-3 
^ Intensity 
Note . — All the Inclinations are Sout 
