made with an invariable pendulum 
229 
A. M. 11th January. Barom. 29,965. 
Temp. 
Fahren- 
heit. 
Time of co- 
incidence. 
Arc of 
Vibra- 
tion. 
Mean 
Arc. 
Interval in 
Seconds of 
Clock. 
No. of 
Vibra- 
tions. 
Observed 
Vibrations 
in 24 hours. 
Correc- 
tion for 
Arc. 
Vibrations in 
24 hours. 
o 
h. m. s. 
73>3 
6 44 12 
1,23 
0 
1 > 1 7 
690 
2,24 
74>2 
55 42 
1,12 
1,08 
689 
1,91 
75 >° 
7711 
1,03 
0,99 
689 
I,6o 
75>5 
18 40 
°>95 
0,91 
689 
*>35 
— 
30 9 
0,88 
0,84 
688 
1,15 
77 ,o 
4 i 37 
0,80 
0 ,77 
687 
°>97 
7 8,o 
53 4 
°>73 
0,69 
688 
0,78 
78,5 
8 4 32 
0,65 
0,61 
686 
0,61 
79>5 
*5 58 
0,56 
76,37 
7 23 Mean Solar Time 
688,25 
686,25 
86089,75 
x >33 
86091,08 
P. M. 11th January. 
Barom. 29,90. 
h. m. s. 
84, 5 
5 1 5 1 
1,32 
1,27 
680 
2,64 
— 
13 11 
1,22 
1,18 
680 
2,28 
8 3 > 5 
24 3i 
1,10 
678 
1,98 
OC 
O 
35 49 
1,07 
1,04 
680 
i >77 
82, 5 
47 9 
1,00 
0,96 
680 
I > 5 1 
82, O 
58 29 
°>93 
0,90 
681 
1,32 
81, 8 
6 9 50 
0,87 
0,84 
682 
I > 1 5 
81, 0 
21 12 
0,81 
82,61 
5 30 Mean Solar Time 
d 
00 
VO 
678,14 
86086,75 
1,81 
86088,56 
