made with an invariable pendulum 
TABLE V. ('2d. Series.) 
2 59 
Vibrations of the Pendulum at San Bias, 
The Clock making 86364,94 vibrations in a mean solar day. 
Date. 
Barom. 
Therm. 
Difference 
of Tem- 
perature 
from 68® 
Vibrations in 
24 hours. 
Corrections 
for 
Temperature. 
Vibrations, in 
24 hours at 
Temperature 
68 degrees. 
May 27 , A.M. 
Inches. 
29,87 
82,6 
o 
14,6 
S6113,06 
S. 
+ 6,18 
86119,24 
P.M. 
29,80 
87,1 
19,1 
86112,59 
+ 8,08 
86120,67 
28, A.M. 
29,80 
83,1 
15,1 
86113,33 
+ 6,39 
86119,72 
P. M. 
29,76 
87,8 
19,8 
S61 13,48 
+ 8,37 
86121,85 
29, A. M. 
29,77 
82,1 
14,1 
S61 13,03 
+ 5,96 
86118,99 
P. M 
29,75 
8S,l 
20,1 
861 12,81 
+ 8,50 
86121,31 
30, A. M. 
29,78 
80,1 
12,1 
861 i 3,47 
+ 5,12 
86118,59 
Mean 
29,79 
84,4 
86120,05 
TABLE VI. 
By the Stars. 
Correct V i brations 
in a mean solar 
day. 
Number 
of Stars 
observed. 
Interval of 
Transits. 
Factors. 
From 27 May, A. M. to 27 , P. M. 
86 '20,61 
3 
1 
3 
28 
86120,65 
1 
2 
2 
29 
86120,30 
2 
3 
6 
28 A. M. to 28, P. M. 
86120,54 
2 
1 
2 
29, P. M. 
86119,99 
6 
2 
12 
29 A. M. to 29, P. M 
86119,36 
2 
1 
2 
Mean 
86120,24 
Sum of Factors 
27 
TABLE VII. 
By the Sun. 
Correct Vibrations 
in a mean solar 
day. 
Number of 
Stars 
observed. 
Interval of 
Transits. 
Factors. 
From 27 May, P. M. to 28, A. M. 
86121,03 
2 
1 
2 
29 
86120,53 
2 
2 
4 
30 
86120,04 
2 
3 
6 
28 P. M. to 29, A.M. 
86120,02 
2 
1 
2 
30 
86119,54 
2 
2 
4 
29 P. M. to 30, A. M. 
86119,06 
2 
1 
2 
Mean by the Sun 
86120,04 
Sum o 
f Factors 
20 
