liv 
CAPTAIN ELLIOT’S MAGNETIC SURVEY OF THE INDIAN ARCHIPELAGO. 
Table B. 
Observatory at Moulmein. — Hourly observations 
Astron. Mean Time T 
of Station. j 
15. 
16. 
17. 
18. 
19. 
20. 
21. 
22. 
23. 
Noon. 
1. 
;^=-000415987xcot60"’=-0002402. 
q ='0002402. Magnetometer. 
Sums 
352-2 
348-8 
347-2 
343-2 
350-1 
364-2 
361-2 
343-7 
340-9 
348-5 
378-4 
Means of 7 days ... 
50-31 
49-83 
49-60 
49-03 
50-01 
52-03 
51-60 
49-10 
48-70 
49-79 
54-06 
Temp, corrections ... 
-0-73 
— 0-55 
-0-05 
0-00 
-2-23 
-8-34 
-12-21 
-16-61 
—20-41 
-23-64 
-25-07 
Corrected means ... 
49-58 
49-28 
49-55 
49-03 
47-78 
43-69 
39-39 
32-49 
28-29 
26-15 
28-99 
Oscillations & diffs. . 
0-00 
0-30 
0-03 
0-55 
1-80 
5-89 
10-19 
17-09 
21-29 
23-43 
20-59 
JX 
X 
0-00 
-00007 
-00001 
-00013 
•00043 
•00141 
•00245 
•00410 
•00511 
•00563 
•00495 
Thermometer of Bifilar. 
Sums 
536-1 
534-9 
531-4 
531-0 
547-3 
589-4 
6l6-5 
647-3 
673-9 
696-5 
706-5 
Means of 7 days ... 
76-59 
76-41 
75-91 
75-86 
78-19 
84-20 
88-07 
92-47 
96-27 
99-50 
100-93 
Differences & corrs. . 
—0-73 
— 0-55 
-0-05 
0-00 
-2-23 
— 8-34 
— 12-21 
-16-61 
-20-41 
-23-64 
-25-07 
Observatory at Madras. — Hourly observations 
;^=-000415987xcot60 
9 
°=-0002402. T,.., . * 
“0002402 Bifilar IVJagn6toiii6t6r* 
Sums 
664-2 
649-9 
631-4 
611-8 
592-4 
601-7 
579-6 
574 5 
602-4 
662-9 
768-5 
Means of 34 days . . . 
19-54 
19-11 
18-57 
17-99 
17-42 
17-70 
17-05 
16-90 
17-72 
19-50 
22-60 
Temp, corrections ... 
-1-27 
— 0-82 
-0-39 
0-00 
-1-10 
-4-43 
-8-23 
-10-90 
-13-32 
-15-28 
-16-54 
Corrected means ... 
18-27 
18-29 
18-18 
17-99 
16-32 
13-27 
8-82 
6-00 
4-40 
4-22 
6-06 
Oscillations & diffs. . 
0-28 
0-26 
0-37 
0-56 
2-23 
5-28 
9-73 
12-55 
14-15 
14-33 
12-49 
SX 
X 
•00007 
•00006 
•00009 
•00013 
•00053 
•00127 
•00234 
•00301 
•00340 
•00344 
-00300 
1 
I 
Thermometer of Bifilar. j 
Sums 
2685-9 
2670 8 
2656-2 
2642-7 
2680-3 
2793-5 
2922-6 
3013-4 
3095-7 
3162-5 
3205-2 
1 
Means of 34 days ... 
79-00 
78-55 
78-12 
77-73 
78-83 
82-16 
f 85-96 
88-63 
91-05 
93-01 
94-27 
Differences & corrs. . 
-1-27 
-0-82 
-0-39 
0-00 
-1-10 
-4-43 
-8-23 
-10-90 
-13-32 
-15-28 
-16-54 
1 
i 
