XXXll 
CAPTAIN ELLIOT’S MAGNETIC SURVEY OF THE INDIAN ARCHIPELAGO. 
Table A. 
Observatory at Carimon Island. — Hourly observations made during the Month 
Astron. Mean Time 1 
of Station. j 
15. 
16. 
17. 
18. 
19. 
20. 
21. 
22. 
23. 
0. 
II 
+ 
' X 1*000 139 = 1 '*0001 39 . Declinometer No. 11. 
Sums 
233'1 
271*5 
268*2 
273*7 
281*3 
0 
oc 
293*6 
296 * 
Means of 6 days 
46*62 
45*25 
44*70 
45*62 
46*88 
48*17 
48*93 
49*S 
Diurnal changes 
-0'*91 
— 2'*28 
-2'*83 
-l'*91 
— 0'*65 
-f 0'*64 
+ 1'*40 
+ 1'*8 
Diurnal oscillation... 
l'*92 
0'*55 
o'*oo 
0'*92 
2'*18 
3'*47 
4'*23 
4'*6 
Diurnal declination 
22' 49" 
21' 27" 
20' 54" 
21 ' 49 " 
23' 05" 
24' 22" 
25' 08" 
25' 34 
+ 1° 
Observatory at Padang. — Hourly observations made during the Month 
= l'x 1*000207 = 1'* 
0002. Declinometer No. I. 
Sums 
953*6 
952*6 
952*8 
872*1 
947*6 
942*3 
940*0 
934*2 
943*6 
959* 
Means of 1 2 days . . . 
79*46 
79*38 
79*40 
79*28 
78*97 
78*53 
78*33 
77*85 
78*63 
79*9 
Diurnal changes 
-0'*12 
— 0'*20 
-0'*18 
-0'*30 
— 0'*6l 
-l'*05 
-l'*25 
-l'*73 
-0'*95 
-0'*3 
Diurnal oscillation... 
l'*6l 
l'*53 
l'*55 
l'*43 
l'*12 
0'*68 
0'*48 
o'*oo 
0'*78 
2'*1 
Diurnal declination 
26 ' 03" 
25' 58" 
25' 59 " 
25' 52" 
25' 33" 
25' 07 " 
24' 55" 
24' 26" 
25' 13" 
26 ' 33 
+ 1° 
II 
+ 
I'x 1*000158= l'*000158. Declinometer 
No= II 
Sums 
585*1 
584*3 
583*9 
537*4 
577*3 
572*3 
569*8 
569*5 
581*4 
603*( 
Means of 13 days ... 
45*01 
44*95 
44*92 
44*78 
44*41 
44*02 
43*83 
43*80 
44*78 
46*3 
Diurnal changes ... 
-0'*57 
-0'*63 
-0'*66 
-0'*80 
— 0'*17 
-1'*56 
— 1'*75 
-l'*78 
~0'*80 
+ 0'*8 
Diurnal oscillation... 
l'*21 
l'*15 
l'*12 
0'*98 
0'*6l 
0'*22 
0'*03 
o'*oo 
0'*98 
2'*5 
Diurnal declination . 
25' 38" 
25' 32" 
25' 32" 
25' 26" 
25' 02" 
24' 38" 
24' 26" 
24' 26" 
25' 26 " 
27' 02 
+ 1° 
Observatory at Padang. — Hourly observations made during the Monti 
= l'x 1 * 000207 = 1 '* 
0002. Declinometer No. I 
i 
Sums 
2059*9 
2060*6 
2052*8 
2034*2 
2012*6 
2016*1 
2017*3 
2030*6 
2060*3 
2085* 
Means of 26 days ... 
79*23 
79*25 
78*95 
78*24 
77*41 
77*54 
77*59 
78*10 
79*24 
00 
0 

Diurnal changes 
-0'*06 
— 0'*04 
-0'*34 
-l'*05 
— 1'*88 
-l'*75 
-l'*70 
-l'*19 
-0'*05 
+ 0'*c 
Diurnal oscillation... 
l'*82 
l'*84 
l'*54 
0'*83 
0'*00 
0'*13 
0'*18 
0'*69 
l'*83 
2'*;j 
Diurnal declination . 
25' 32" 
+ 1° 
25' 32" 
25' 14" 
24' 32" 
23' 44" 
23' 50" 
23' 56 " 
24' 26 " 
25' 32" 
26 ' 3^ 
