XXll 
CAPTAIN ELLIOT’S MAGNETIC SURVEY OF THE INDIAN ARCHIPELAGO. 
Table A 
Observatory at Sarawak. — Hourly observations made during the 
Astron. Mean Time "l 
of Station. f 
12. 
13. 
14. 
15. 
16. 
17. 
18. 
19. 
20. 
21. 
22. 
23. 
0. 
C 
^ = 1' X 1-000158=1'-000158. 
j • 
Declinometer No. I 
i- 
iSnms 
1652-4 
1653-2 
1655-2 
1659-5 
1662-3 
1665-8 
1679-1 
1699-1 
1688-8 
1661-8 
1645-1 
1632-4 
1630-: 
Means of 19 days ... 
86-97 
87-01 
87-12 
87-34 
87-49 
87-67 
88-37 
89-43 
88-88 
87-46 
86-58 
85-92 
85-7 
Diurnal changes ... 
-0'-24 
— 0'-20 
-0'-09 
+ 0'-13 
+ 0'-28 
+ 0'-46 
+ 1'-16 
+ 2'-22 
+ l'-67 
+ 0-25 
-0’-23 
-l'-29 
-l'-4 
Diurnal oscillation... 
l'-18 
l'-22 
l'-33 
l'-55 
l'-70 
l'-88 
2'-58 
3'-64 
3’-09 
l'-67 
l'-19 
0'-13 
O'-O 
Diurnal declination . 
09' 11" 
+ 1° 
09' 13" 
09' 20" 
09' 33" 
09' 42" 
09' 52" 
10' 34" 
11' 38" 
11' 05" 
09' 40" 
09' 11" 
08' 08 ' 
08' Ot 
a 
J = l' X 1-000139 = 1'-000139. 
Declinometer No. 11 
.Slims 
1146-5 
1146-7 
1149-7 
1151-4 
1152-8 
1158-0 
1171-1 
1187-6 
1179-2 
1155-3 
1143-3 
1135-0 
1133 
Means of 19 days ... 
60-34 
60-35 
60-51 
60-60 
60-67 
60-95 
61-64 
62-51 
62-06 
60-81 
60-17 
59-74 
59-ei 
Diurnal changes ... 
-0'-54 
— 0'-53 
-0'-37 
-0'-28 
-0'-21 
+ 0'-07 
+ 0'-76 
+ l'-63 
+ 1'-18 
— 0'-07 
-o'-7i 
-l'-14 
- I'-Jl 
Diurnal oscillation... 
0'-68 
0'-69 
0'-85 
0'-94 
I'-Ol 
l'-29 
l'-98 
2'-85 
2'-40 
l'-15 
0'-51 
0'-08 
0'-(| 
Diurnal declination 
09' 12' 
+ 1° 
09' 12' 
09' 22" 
09' 27' 
09' 32" 
09' 48" 
10' 30' 
11' 22' 
10' 55' 
09' 40' 
10' 02' 
08' 36' 
1 
08' 3, 
Observatory at Keemah. — Hourly observations made during th 
C 
j = l'x 
l-000278=l'-000278. 
Declinometer No. 
839-6 
838-1 
840-1 
840-3 
852-6 
761-2 
831-6 
820-3 
730-1 
645 
Means of 10 days ... 
83-96 
83-81 
84-01 
84-03 
85-26 
84-58 
83-16 
82-03 
81-12 
80- 
Diurnal changes ... 
+ 0'-98 
+ 0'-83 
+ l'-03 
+ l'-05 
+ 2'-28 
+ l'-60 
+ 0'-18 
-0'-95 
-1'-86 
-2'-: 
Diurnal oscillation... 

3'-26 
3'-ll 
3'-31 
3'-33 
4'-56 
3’-88 
2'-46 
l'-33 
0'-42 
0'-( 
Diurnal declination . 
40' 35" 
+ 1 
40' 26" 
40' 38" 
40' 39" 
41' 53" 
41' 12" 
39' 47" 
38' 39" 
37' 45" 
37' !■ 
0 
^ = 1' X l*000222=l'-000222. 
Declinometer No. I| 
520-3 
518-0 
520-4 
522-4 
528-2 
471-7 
512-2 
504-5 
451-2 
45(i, 
Means of 10 days ... 
• • • • 
52-03 
51-80 
52-04 
52-24 
52-82 
52-41 
51-22 
50-45 
50-13 
50- 
Diurnal changes ... 

+ 0'-56 
+ 0'-33 
+ 0'-57 
+ 0'-77 
+ l'-35 
+ 0'-94 
-0'-25 
-l'-02 
-l'-34 
-l'-| 
i 
Diurnal oscillation... 

2'-01 
l'-78 
2'-02 
2'-22 
2'-80 
2'-39 
l'-20 
0-43 
O'-ll 
O'- 
Diurnal declination 
40' 36" 
+ 1° 
40' 22" 
40' 36" 
40' 48" 
41' 23" 
40' 58" 
39' 47" 
39' 01" 
38' 42' 
38' 3 
I 
