Ixxx 
CAPTAIN ELLIOT’S MAGNETIC SURVEY OF THE INDIAN ARCHIPELAGO 
Table B. 
Observatory at Batavia. — Hourly observations 
Astron. Mean Tirael 
of Station. j 
15. 
16. 
17. 
18. 
19. 
20. 
21. 
22. 
23. 
0. 
1. 
A=000415987xcot60' 
'=•0002402, 
*0002402 Jjinl&r iVl3gn6tonictGr. 
Sums 
2704-4 
2688-8 
2674-3 
2663-6 
2663-3 
2665-2 
2686-0 
2706-6 
2725-7 
2739-0 
2765-7 
Means of 27 days ... 
100-16 
99-59 
99-05 
98-65 
98-64 
98-71 
99-48 
100-24 
100-95 
101-44 
102-43 
Temp, corrections ... 
-1-00 
-0-68 
-0-23 
—0-00 
— 0-58 
—2-43 
-4-67 
—6-29 
—7-55 
— 8-38 
-8-69 
Corrected means ... 
99-16 
98-91 
98-82 
98-65 
98-06 
96-28 
94-81 
93-95 
93-40 
93-06 
93-74 
Oscillations & diffs. . 
0-00 
0-25 
0-34 
0-51 
1-10 
2-88 
4-35 
5-21 
5-76 
6*10 
5-42 
X 
0-00 
-00006 
-00008 
-00012 
-00026 
•00069 
•00104 
•00125 
•00138 
•00146 
•00130 
Thermometer of Bifilar. 
Sums 
2092-9 
2084-2 
2072-0 
2065-9 
2081-3 
2131-4 
2191-9 
2235-7 
2269-6 
2292-1 
2300-4 
Means of 27 days ... 
77-51 
77-19 
76-74 
76-51 
77-09 
78-94 
81-18 
82-80 
84-06 
84-89 
85-20 
Differences & corrs. . 
-1-00 
-0-68 
-0-23 
0-00 
-0-58 
-2-43 
— 4-67 
-6-29 
-7-55 
-8-38 
8-69 
Observatory at Batavia. — Hourly observations 
^ = •00041598 X cot 60°=-0002402. r,-, ix/r 
q =*0002402 Kihlar MagnetometGr. 
Sums 
2734-8 
2718-2 
2703-7 
2680-4 
2683-6 
2704-3 
2626-1 
2751-2 
2764-7 
2804-5 
2841-9 
Means of 26 days ... 
105-18 
104-55 
103-99 
103-09 
103-22 
104-01 
105-04 
105-82 
106-.33 
107-87 
109-30 
Temp, corrections ... 
— 1-37 
o 
1 
— 0-22 
0-00 
— 1-42 
-3-59 
-5-39 
— 8-33 
-9-48 
-10-20 
— 10-14 
Corrected means ... 
103-81 
103-83 
103-77 
103-09 
101-80 
100-42 
99-65 
97-49 
96-85 
97-67 
99-16 
Oscillations & diffs. . 
0-56 
0-54 
0-60 
1-28 
2-57 
3-95 
4-72 
6-88 
7-52 
6-70 
5-21 
SX 
X 
•00013 
•00013 
•00014 
•00031 
•00062 
•00095 
•00113 
•00165 
•00181 
•00161 
•00125 
Thermometer of Bifilar. 
Sums 
2000-8 
1983-8 
1970-8 
1965-0 
2001-9 
2058-4 
2049-2 
2181-7 
2211-5 
2230-2 
2228-7 
Means of 26 days ... 
76-95 
76-30 
75-80 
75-58 
77-00 
79-17 
81-97 
83-91 
85-06 
85-78 
85-72 
Differences & corrs. . 
-1-37 
-0-72 
-0-22 
0-00 
— 1-42 
-3-59 
-5-39 
-8-33 
-9-48 
-10-20 
-10-14 
