140 
LIEUT.-COLONEL SABINE ON TERRESTRIAL MAGNETISM. 
Table III. 
Genera] Table of Captain Sir Edward Belcher’s Magnetic Determinations. The 
longitudes in this Table are east of Greenwich ; the declinations west when positive, 
east when negative ; the values of the horizontal intensity are expressed in the scale 
of absolute measure, in which the horizontal intensity at Woolwich is 3*72; and the 
total intensities in the usual arbitrary scale, in which the total intensity at Woolwich 
(as in London) is T372. 
Station. 
Date. 
Latitude. 
Longitude. 
Declination. 
Inclination. 
Intensity. 
Remarks. 
Horizontal. 
Total. 
Port Etches 
1837- 
+ 60 21 
213 19 
—31 38 
+ 76 02-9 
3-15 
1*728 
Kodiack 
1839. 
+ 57 20 
207 09 
— 26 43 
+ 72 42-9 
3*635 
1*617 
Sitka 
1837. 
+ 57 03 
224 34 
— 27 42 
+ 75 51-5 
Sitka 
1839. 
+ 57 03 
224 38 
-29 32 
+ 75 49-1 
3*207 
1*730 
Baker’s Bay 
1839. 
+ 46 17 
235 58 
-19 11 
+ 69 26-9 
4*394 
1*654 
Fort Vancouver .... 
1839. 
+45 37 
237 24 
— 19 22 
+ 69 22-2 
4*475 
1*682 
Port Bodega 
1839- 
+ 38 18 
236 58 
— 15 20 
+ 62 53-4 
5*440 
1-577 
San Francisco .... 
1837. 
+ 37 48 
237 37 
-15 20 
+ 61 53-8 
San Francisco .... 
1839- 
+ 37 48 
237 37 
— 15 20 
+ 62 05-8 
5*524 
1*560 
Monterey 
1839- 
+ 36 36 
238 07 
-14 13 
+ 6l 03-6 
5*666 
1*547 
S ta Barbara 
1839- 
+ 34 24 
240 19 
— 13 28 
+ 58 54-1 
5*925 
1*516 
San Pedro 
1839- 
+ 33 43 
241 45 
-13 08 
+ 58 21-4 
5*913 
1*490 
San Diego 
1839- 
+ 32 41 
242 47 
— 12 21 
+ 57 06-1 
6*142 
1*495 
San Quentin 
1839- 
+ 30 22 
244 02 
— 12 06 
+ 54 29-9 
6*468 
1*472 
San Bartholomew . . 
1839. 
+ 27 40 
245 07 
— 10 46 
+ 51 41-0 
6*780 
1*445 
Magdalena Bay .... 
1839- 
+ 24 38 
247 53 
— 9 15 
+ 46 34 0 
7*160 
1*376 
Mazatlan 
1839- 
+ 23 11 
253 36 
- 9 24 
+ 46 38-5 
7*214 
1*388 
San Lucas Bay .... 
1839. 
+ 22 52 
250 07 
— 8 38 
+ 45 39-3 
7*259 
1*372 
San TCI as . T T . 
1837. 
+ 21 32 
254 44 
— 8 34 
+ 45 24-3 
Pfilm T^lanH 
San Bias 
1839. 
+ 21 32 
254 44 
- 9 00 
+ 44 32-5 
7*421 
1*376 
Beach. 
Oahu Island 
1837. 
+ 21 17 
202 00 
-10 39 
+ 41 35-1 
Oahu Island 
1839. 
+ 21 17 
202 00 
+ 41 16-8 
6*506 
1*144 
Socorro Island .... 
1839- 
+ 18 43 
249 06 
- 6 56 
+ 40 43-7 
7*477 
1*325 
Clarion Island .... 
1839- 
+ 18 21 
245 19 
— 8 05 
+ 37 03-0 
7-597 
1*238 
Acapulco 
1838. 
+ 16 50 
260 05 
- 8 13 
+ 37 57-4 
7*91 
1*326 
Realejo 
1838. 
+ 12 28 
272 52 
— 7 53 
+ 34 36-9 
Panama 
1837- 
+ 8 57 
280 31 
- 7 02 
+ 31 51-9 
7*743 
1*205 
Magnetic Island. . . . 
1837. 
+ 8 04 
278 15 
- 7 37 
+ 31 11-9 
Sampanchow Island . 
1841. 
+ 22 43 
113 40 
— 0 22 
+ 30 25-8 
7*605 
1*166 
Hong Kong 
1841. 
+ 22 16 
114 08 
- 0 37 
+ 30 02-7 
7*574 
1*156 
Macao 
1841. 
+ 22 11 
113 30 
— 0 35 
+ 30 00-8 
7*592 
1*159 
Cocos Island 
1838. 
+ 5 34 
272 58 
— 8 24 
+ 23 33*2 
Cocos Island 
1839. 
+ 5 34 
272 58 
+ 22 55-7 
7-924 
1*137 
Manila 
1840. 
+ 14 36 
120 58 
- 0 18 
+ 16 27-5 
7-869 
1*084 
Puna Island 
1838. 
— 2 47 
280 05 
- 8 56 
+ 9 0-8 
7-74 
1*036 
Ascension 
1842. 
— 7 56 
345 36 
+ 19 16 
6*457 
0*853 
Penang 
1841. 
+ 5 25 
100 19 
— 1 30 
— 4 40-4 
7-982 
1*058 
Malora Island .... 
1842. 
+ 5 41 
95 24 
— 2 22 
- 5 29*3 
7-863 
1*041 
Acheen Island .... 
1842. 
+ 5 36 
95 20 
— 2 22 
— 5 58-5 
7*828 
1*040 
Callao 
1838. 
-12 04 
282 52 
— 10 44 
- 6 14-3 
7-37 
0*980 
P l de Galle 
1842. 
+ 6 02 
80 15 
— 0 41 
— 8 07+ 
7-756 
1*035 
Malacca 
1841. 
+ 2 10 
102 15 
— 1 36 
-11 01-9 
7-939 
1*069 
Singapore 
1841. 
+ 1 17 
103 51 
- 1 39 
— 12 01-4 
7-950 
1*074 
Martins Island . . 
1840. 
— 8 56 
220 20 
- 6 16 
-14 06-0 
7-594 
1*024 
Amsterdam Island . . 
1840. 
- 0 20 
132 08 
— 1 24 
-15 09-1 
8*012 
1*097 
St. Helena 
1842. 
-15 55 
354 17 
+ 22 11 
-17 01-0 
5*827 
0*805 
