c 
CAPTAIN ELLIOT’S MAGNETIC SURVEY OF THE INDIAN ARCHIPELAGO. 
Table C. 
Observatory at Pulo Peesang. — Hourly observations 
Astron. Mean Time 1 
of Station. j 
15. 
16. 
17. 
18. 
19. 
20. 
21. 
22. 
23. 
0. 
Dry Thermometer. 
Mean of 5 days 
75-9 
75-1 
75-3 
76-1 
77-1 
80-1 
84-3 
87-1 
88-6 
Diurnal variation .... 
0-8 
0-0 
0-2 
1-0 
2-0 
5-0 
9-2 
12-0 
13-5 
Wet Thermometer. 
Mean of 5 days 
75*4 
74-9 
75-0 
75-7 
76-2 
77*9 
79-9 
80-6 
80-5 
Diurnal variation ... 
0-5 
0-0 
0-1 
0-8 
1-3 
3-0 
5-0 
5-7 
5-6 
Tension of vapour,.. 
•858 
•849 
•851 
•869 
•877 
•913 
•952 
•949 
•928 
Observatory at Singapore. — Horirly observations 
Dry Thermometer. 
Mean of 16 days ... 
79-4 
79-2 
79-1 
78-8 
78-3 
78-9 
79-9 
80-7 
81-5 
81-8 
Diurnal variation ... 
1-1 
0-9 
0-8 
0-5 
0-0 
0-6 
1-6 
2-4 
3-2 
3-5 
Wet Thermometer. 
Mean of l6 days ... 
76-5 
76-3 
76-2 
76-0 
75-6 
76-0 
76-5 
76-9 
77-3 
77-5 
Diurnal variation ... 
0-9 
0-7 
0-6 
0-4 
0-0 
0-4 
0-9 
1-3 
1-7 
1-9 
Tension of vapour... 
•863 
•857 
•854 
•850 
•839 
•849 
■857 
•865 
•872 
•877 
Observatory at Singapore. — Flourly observations 
Dry Thermometer. 
Mean of 14 days ... 
79-2 
79-0 
78-7 
77-9 
77-7 
78-8 
80-2 
80-8 
81-4 
82-0 
Diurnal variation ... 
1-5 
1-3 
1-0 
0-2 
0-0 
M 
2-5 
3-1 
3-7 
4-3 
Wet Thermometer. 
Mean of 14 days ... 
75-9 
75-8 
75-7 
74-9 
74-9 
75-3 
76-0 
76-2 
76-5 
77-1 
Diurnal variation .. 
1-0 
0-9 
0-8 
0-0 
0-0 
0-4 
1-1 
1-3 
1-6 
2-2 
Tension of vapour ... 
•841 
•839 
•839 
•817 
•819 
•822 
•835 
•835 
•840 
•858 
Observatory at Carimon Island. — Hourly observations 
Dry Thermometer. 
Mean of 6 days 
76-9 
76^3 
78-7 
81-8 
84-3 
86-1 
89-1 
88-5 
Diurnal variation ... 
0-6 
0-0 
2-4 
5-5 
8-0 
9-8 
12-8 
12-2 
Wet Thermometer. 
Mean of 6 davs 
75-3 
75-2 
76-6 
77-9 
78-9 
79-3 
80-5 
80-0 
Diurnal variation ... 
0-1 
0-0 
1-4 
2-7 
3-7 
4-1 
5-3 
4-8 
Tension of vapour... 
•843 
•847 
•875 
•894 
•908 
•907 
•922 
•908 
Observatory at Padang.- 
—Hourly observations 
Dry Thermometer. 
Mean of 13 days ... 
72-9 
72-7 
72-5 
72-4 
74-4 
78-9 
82-9 
85-0 
86-4 
87-0 
Diurnal variation ... 
0-5 
0-3 
0-1 
0-0 
2-0 
6-5 
10-5 
12-6 
14-0 
14-6 
Wet Thermometer. 
Mean of 13 days ... 
71-6 
71-4 
71-1 
70-9 
72-6 
75-1 
77-6 
77-8 
78-8 
79-1 
Diurnal variation ... 
0-7 
0 5 
0-2 
0-0 
1-7 
4-2 
6-7 
6-9 
7-9 
8-2 
Tension of vapour... 
•747 
•743 
•734 
•728 
os 
00 
•813 
•869 
•853 
•880 
•888 
