100 CAPTAIN SABINE ON THE DIFFERENCE IN THE VIBRATIONS 
Table F. — Vibration of Pendulum 12 at Greenwich, July 1828. 
Exp. 1 . July 2lst. 
Clock making 86401.87 Vibrations. 
Barom. 29.375 
Temp. 
Times of 
Arc. 
Observer. 
Mean 
Interval. 
Correct, 
for Arc. 
Reduct, 
to 62°. 
Corrected Vibra- 
tions in a Mean 
Solar Day at 62°. 
Disapp. 
Re-app. 
Coincidence. 
o 
m 
S 
m s 
1 
14 
42 
14 44 1 
h m s 
2 
59.6 
21 
12 
21 15 > 
8 21 13.83 
0.90 
Mr. Taylor. 
3 
27 
43 
27 47) 
f S 
s 
s 
21 
25 
05 
25 11 1 
r 391.27 
+ 0.66 
-0.69 . 
85960.18 
22 
61.2 
31 
36 
31 43 > 
10 31 39.33 
0.423 
Mr. Taylor. 
23 
38 
07 
38 14) 
> 391.38 
+0.16 
—0.25 
85960.26 
42 
61.6 
42 
02 
42 12 
12 42 07 
0.215 
Capt. Sabine. 
) 
62 
62.2 
52 
23 
52 39 
2 52 31 
0.110 
Capt. Sabine. 
>391.2 
+0.04 
-0.04 
85960.15 
Fresh impulse given. 
1 
58 
48 
58 52 ) 
2 
62.3 
05 
18 
05 23 } 
3 05 20.5 
0.720 
Capt. Sabine. 
3 
11 
49 
11 53) 
> 390.675 
+ 0.43 
+ 0.08 
85960.06 
22 
62.1 
15 
30 
15 38 
5 15 34 
0.340 
Capt. Sabine. 
) 
42 
61.4 
25 
43 
26 12 
7 25 57-5 
0.170 
Mr. Taylor. 
>391.175 
+ 0.10 
-0.10 
85960.13 
61.49 
85960. 16 at 62°. 
Exp. 2 . July 22nd. Clock making 86401.65 Vibrations. Barom. 
f 29 A3" 
[ 29.50 J 
> 29.465 
No. of 
Coincid. 
Temp. 
Times of 
Arc. 
Observer. 
Mean 
Interval. 
Correct, 
for Arc. 
Reduct, 
to 62°. 
Corrected Vibra- 
tions in a Mean 
Solar Day at 62°. 
Disapp. 
Re-app. 
Coincidence. 
1 
2 
3 
22 
12 
51 
O 
58.5 
59.9 
61.0 
61.3 
m s 
26 56.0 
33 26.0 
39 56.5 
43 50.0 
54 20.0 
53 00.0 
m s 
26 58 ) 
33 28 £ 
39 58 ) 
43 57 
54 28 
53 11 
h m s 
8 33 27.1 
10 43 53.5 
12 54 24 
1 53 05.5 
0.933 
0.440 
0.215 
0.170 
Mr. Taylor. 
Capt. Sabine. 
Capt. Sabine. 
Capt. Sabine. 
| 391.32 
>391.525 
>391.2/8 
+0.71 
+0.17 
+0.06 
-1.20 
-0.67 
—0.36 
85959.58 
85959.79 
85959.73 
60.17 
85959.70 at 62°. 
