the length of the pendulum at Madras. 
’53 
Barometer <[ 3°5°4 1 
1 3°3 0 5° 
Mean - 3°>°45 
Temp. 
Time of coin- 
cidence. 
Arc 
of vibra- 
tion. 
Mean 
Arc. 
Interval 
in 
seconds. 
Number 
of vibra- 
tions. 
Observed 
vibrations 
in 24 hours . 
Correc- 
tion for 
Arc. 
For 
Tempe- 
rature. 
Vibrations 
in 24 hours. 
fc. m. s-. 
O 
O 
// 
+ 
+ 
83,6 
l8 49 21 
1,305 
I * 2 57 
709,75 
7 ° 7-75 
86156,533 
2,589 
5-795 
86164,917 
19 i 10,75 
I, 21 
1, 16 
7 I2 *37 
7 IO -37 
86157,429 
2,205 
5,880 
86165,5 14 
84 
13 3 - 12 
I, II 
1, 07 
711,38 
709,38 
861 57,091 
1,876 
5 > 95 i 
86164,918 
24 54, 5 
I, 03 
1, 00 
7 i 3 > 5 
7 «>* 5 
86157,813 
1,638 
6,002 
86165,453 
84,25 
36 48 
O, 97 
86165,200 
8 3-95 
Mean 
Rate of the Clock 
+ > 7 °° 
86165,900 
Rarnmpfpr 
r 30,050 
Hygrometer 13 ,b. 
1 30,036 
Mean 
- 
30,043 
h. m. s. 
O 
O 
// 
+ 
+ 
84,25 
19 44 u> 5 
I, 25 
1, 21 
710,25 
708,25 
86156,705 
2 *399 
6,104 
86165,208 
56 1,75 
I, 1/ 
1,125 
7^-37 
7 ° 9-37 
86157,088 
2,074 
6,252 
86165,414 
84,95 
20 7 53,12 
I, 08 
1,038 
711,50 
709,50 
86157,132 
«- 7 6 5 
6,34! 
86465,238 
19 44,62 
0,995 
0,958 
712,13 
710,13 
86157,347 
1,504 
6,370 
86165,221 
85,1 
3 1 3^75 
0,920 
86 165,270 
84,77 
Mean 
Rate of the Clock 
+ ,700 
86165,700 
MDCCCXX II. 
X 
