in the length of the pendulum vibrating seconds 373 
Vibrations of the Pendulum at Clifton. 
The clock making 86389,40 vibrations in a mean solar day. 
Date. 
Barometer 
Thermom. 
Vibrations 
in 24 hours. 
Correctiou 
for 
Temp. 
Vibrations 
in 24 hours, at 
at 62 degrees. 
Oct. 
A. M. 
29,22 
O 
57-4 
86064,52 
i, 9 S 
86062,57 
3 
P. M. 
29,20 
58,2 
86063,92 
1,61 
86062,31 
A.M. 
29,18 
57 - 2 
86064,44 
2,03 
86062,41 
4 
P. M. 
29,13 
57 - 2 
86064, 18 
2,03 
86062,15 
5 
A. M. 
29,10 
55 - 1 
86065,26 
2,92 
86062,34 
P. M. 
29,08 
55 >7 
86064,93 
2,67 
86062,26 
6 
A. M. 
29,01 
53-4 
86065,75 
3-64 
86062,1 1 
P. M. 
29,10 
54-5 
86065,08 
3 -i 7 
86061,91 
A. M. 
29,3° 
52,9 
86065,47 
3- 8 5 
86061,62 
7 
P. M. 
2 9-33 
53-7 
86065,25 
3 - 5 1 
86061,74 
8 
A. M. 
29,52 
52,2 
86065,36 
4,15 
86061,21 
P. M. 
29,57 
52,9 
86065,08 
3- 8 5 
86061,23 
Mean 
29,23 
55 -o 
- 
86061,99 
From the preceding Tables, the following vibrations in a 
mean solar day were computed. 
By the Stars. Clifton. 
Correct 
No. of 
Interv. 
From 
To 
Vibrations in a 
Stars 
of 
mean solar day. 
observed 
Transits. 
3 A.M. 
3 P. M. 
86061,95 
7 
I 
3 A.M. 
5 P. M. 
86062, II 
5 
3 
3 A.M. 
6 P. M. 
86062.06 
7 
4 
3 A.M. 
8 P. M. 
86061,99 
5 
6 
4 A.M. 
5 P. M. 
86062,17 
7 
2 
4 A.M. 
6 P. M. 
86062,10 
9 
3 
4 A. M. 
8 P. M. 
86062,01 
7 
5 
6 A.M. 
6 P. M. 
86061,95 
7 
1 
6 A.M. 
8 P. M. 
86061,91 
5 
3 
7 A.M. 
8 P. M. 
86061,87 
7 
2 
By the Sun. 
3 P- M. 
5 A.M. 
86062,12 
2 
2 
3 P. M. 
6 A. M. 
86062,1 1 
2 
3 
3 P. M. 
8 A.M. 
86061,99 
2 
5 
5 P. M. 
6 A.M. 
86o62,IO 
2 
1 I 
5 P. M. 
8 A.M. 
86061,89 
2 
3 
6 P. M. 
8 A.M. 
86061,78 
2 
2 I 
