made with an invariable pendulum. 
257 
May 30th. 
A.M. 
Barom. 29,78. 
Temp. 
Fahren- 
heit. 
Time of co- 
incidence. 
Arc of 
Vibra- 
tion. 
Mean 
Arc. 
Interval in 
Seconds. 
No. of 
Vibra- 
tions. 
Observed 
Vibrations in 
24 hours. 
Correc- 
tion for 
Arc. 
Vibrations in 
24 hours. 
OO 00 OO 00 00 0 c* O O 
•\ 
0 On 0 ~ 
N 00 00 
h, m. s. 
5 58 9 
6 9 31 
20 52 
3 2 l 3 
42 34 
54 57 
7621 
17 45 
29 7 
0 
i ,34 
1,24 
M 5 
1,08 
1,00 
0,92 
0,85 
0,80 
°>75 
0 
1,29 
1,19 
DU 
1,04 
0,96 
0,88 
0,82 
0,77 
682 
681 
681 
68 x 
683 
684 
684 
682 
2,72 
2 , 3 2 
2,02 
1,77 
1,27 
1,10 
o ,97 
80,1 
682,25 
680,25 
86111,76 
1,71 
86113,47 
TABLE I. (2d Series.) 
Times by clock at Transits of Stars. 
Stars. 
May 16th. 
h. m. s. 
y Ursae Majoris 
Do. 3rd & 4th wires 
% Ursae Maj. . . 
Cor Caroli . . 
g Ursae Maj. . . 
n Ursae Maj. . . 
A. Bootis . . . 
0 Bootis . . 
y Bootis . . . 
7 33 n>i 3 
9 6 11,02 
9 57 3 3 >47 
27th 
■( 
28th. 
29th. 
h. m. s. 
h. m. s. 
h. m. s. 
7 28 I 9 , 3 2 
7 *3 48,07 
7 28 41 , °5 
7 24 9,94 
7 5 ° 2 4,36 
7 45 53,38 
7 4 1 21,47 
8 31 24,08 
8 22 21,07 
9 1 40,66 
8 52 38,26 
9 19 32,57 
9 J 5 !,*5 
9 53 3,28 
9 44 0,98 
10 2 33,20 
9 53 30,24 
H 4 
O 
00 
00 
£ 
00 
9 59 >5,76 
TABLE II. 
Transits of Sun. 
Time by clock at 
Mean Noon, May 26 . 
27th. 
28th. 
29th. 
30th. 
h. m. s. 
12 4 50,97 
h. m. s. 
12 4 18,34 
h. m. s. 
12 3 44,12 
h. m. s. 
12 3 8,66 
h. m. s. 
12 2 32,71 
MDCCCXXIII. 
LI 
