28 
Lieutenant Foster’s account of 
Observation of Coincidences at Port Bowen ( ist Series ) — continued. 
Forenoon, 16th June, 1825, Port Bowen. rn- 0 rr. n , 
J b Rvff r ( Temp. 47°. _ C Begs. 29.769 mer. 43 0 ) = 29.843 mean cor 
Clock gaming at a mean rate 693.88. y§ * \ Dew P\ 38°. Bzx * { End®. 29.781 — 4 5°5 to temp, of pend. 
Temp. 
Time of 
Disappear- 
ance. 
Time of 
Re-appear- 
ance. 
Mean of Dis 
appearance 
and Re-ap- 
pearance. 
Arc of 
vibra- 
tion. 
Mean 
Arc. 
Interval in se- 
conds by Clock. 
Observed vibrations in 24 h. 
Correct, 
for Arc. 
Vibra. in 24 h. cor. for Arc. 
Disappearance. 
Mean of Disap, 
and Re ap. 
Disappearance 
Mean of Disaj 
and Re-ap. 
Disap. 
Disap. & 
Re-ap. 
O 
47 ’ 2 
49,8 
49,8 
49,8 
49,8 
h. m. e. 
9 2 57 
H 37 
26 19 
38 01 
49 44 
10 i 26 
1 3 10 
24 52 
36 35 
48 17 
m. s. 
3 OO 
14 42 
26 25 
38 8 
49 5 1 
1 35 
13 19 
25 1 
3 6 43 
48 26 
in. s. 
2 58,5 
! 4 39>5 
26 22 
3 8 4 » 5 
49 47>5 
1 30,5 
J 3 14.5 
2 5 56,5 
3 ° 39 
4 8 4 C 5 
O 
I.17 
I.08 
1.00 
°-93 
0.87 
0.81 
0.76 
0.71 
0.66 
0.62 
0 
I.125 
I.040 
0.965 
0.900 
0.840 
°- 7 8 5 
°-735 
0.685 
0.640 
s. 
700 
702 
702 
703 
702 
7°4 
702 
7°3 
702 
s. 
701 
702,5 
702,5 
703 
703 
734 
702 
702,5 
702,5 
86222,823 
86223,527 
86223,527 
86223,878 
86223,527 
86224,227 
86223,527 
86223,878 
86223,527 
86223,176 
86223,703 
86223,703 
86223,878 
86223,878 
86224,227 
86223,527 
86223,703 
86223,703 
vib. 
2.069 
1.768 
1.522 
i- 3 2 4 
I - I 54 
1.007 
0.883 
0.766 
0.670 
86224,892 
86225,295 
86225,049 
86225,202 
86224,68 1 
86225,234 
86224,410 
86224,644 
86224,197 
86225,245 
86225,471 
86225,225 
86225,202 
86225,032 
86225,234 
86224,410 
86224,469 
8622 4,373 
49,28 
0,72 
Mean. 
Diff to 50° Correction for Temp. o q .J2. 
Vibrations in 24 h. at Temp. 50°, 
86224,845 
— 0,304 
86224,962 
— 0,304 
86224,541 
86224,658 
r' ' " r 
Afternoon, 16th June, 1825, Port Bowen. r f Temp. 50°. „ r ( Beg*. 29.800 mer. 46°. ) = 29.868 mean cor. 
Clock gaining at a mean rate 69 9 .88. y & ' ^ Dew P 1 . 38°. ai ‘ \ Ends. 29.807 — 46°. ) to temp, of pend. 
■ 
49,8 
5°>3 
50,0 
49,8 
50,0 
1 29 27 
4 i 5 
5 2 43 
2 421 
15 59 
2 7 3 8 
39 18 
50 58 
3 2 3 8 
14 18 
29 30 
4 1 9 
5 2 47 
4 26 
16 5 
2 7 45 
39 2 5 
51 6 
2 47 
14 29 
29 28,5 
4 1 7 
5 2 45 
4 2 3>5 
16 2 
2 7 4 C 5 
39 2I >5 
5 i 2 
2 43>5 
*4 2 3»5 
1. 19 
1. 10 
1.02 
0.94 
0.88 
0.82 
0.76 
0.7 1 
0.66 
0.61 
1 • 145 
1.060 
0.980 
0.910 
0.850 
0.790 
o -735 
0.685 
0.635 
698 
698 
698 
698 
699 
700 
700 
700 
700 
698,5 
698 
698,5 
698.5 
6 99>5 
700 
700.5 
701.5 
700 
86222,1 16 
86222,1 16 
86222,116 
86222,1 16 
86222,470 
86222,823 
862 22,823 
86222,823 
86222,823 
86222,293 
86222,1 16 
86222,293 
86222,293 
86222,647 
86222,823 
86223,000 
86223,352 
86222,825 
2.143 
i - 8 37 
1.570 
i -354 
1.178 
1.020 
0.883 
0.766 
0.659 
86224,259 
86223,953 
86223,686 
86223,470 
86223,648 
86223,843 
86223,706 
86223,589 
86223,482 
86224,436 
86223,953! 
86223,863! 
86223,647 
86223,825 
86223,843 
86223,883 
86224,1 18 
86223,482' 
49,98 
0,02 
Mean. 
Diff to 50° Correction for Temp. o°.o2. 
Vibra. in 24 h. at Temp. 50°. 
86223,73 7 
— 0,008 
86223,893 
— 0,008 
86223,729 
86223,886! 
