40 
Lieutenant Foster’s account of 
Observation of Coincidences at Port Bowen (ist Series)-— continued. 
Afternoon, 22nd June, 1825, Port Bowen. 
Clock gaining at a mean rate 69 s . 8 8. 
Temp. 49°-S. 
Dew P*. 38°. 
Begs. 29.693 mer. 46°. ) 
End^ 29.693 — 44°-5-J 
= 29.755 mean cor. 
to temp, of pend. 
Temp. 
Time of 
Disappear- 
ance. 
Time of 
Re-appear- 
ance. 
Mean of Dis- 
appearance 
and Re-ap- 
ance. 
Arc of 
vibra- 
tion. 
Mean 
Arc. 
Interval in seconds 
of 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 Disap 
and Re-ap. 
Disap. 
Disap. & 
Re-ap. 
0 
49,8 
48,6 
48,2 
46,5 
h. m. s. 
I IO 51 
22 28 
34 6 
45 46 
57 25 
296 
20 47 
32 27 
44 xo 
55 5 2 
m. s. 
10 54 
22 34 
34 11 
45 s 2 
57 32 
9 h 
20 54 
32 38 
44 20 
56 4 
in. s. 
10 52,5 
22 3I 
34 8,5 
45 49 
57 28,5 
9 10 
20 50,5 
32 32,5 
44 15 
55 5 8 
0 
1.18 
I. IO 
1.02 
O.96 
O.9O 
O.83 
0 -77 
0.72 
0 66 
0.62 
0 
1. 140 
I.060 
O.990 
O.930 
0.865 
0.800 
O.745 
0.690 
0.640 
s. 
697 
698 
700 
699 
701 
701 
700 
7°3 
702 
698.5 
6 97.5 
700.5 
699.5 
701.5 
700.5 
702 
702.5 
703 
86221,760 
86222,1 16 
86222,823 
86222,470 
86223,176 
86223,176 
86222,823 
86223,878 
86223,527 
86222,293 
86221,938 
86223,000 
86222,647 
86223,352 
86223,000 
86223,527 
86223,703 
86223,878 
vib. 
2.I25 
1-837 
1.602 
i-4H 
1.223 
1.046 
0.907 
0.776 
0.670 
86223,885 
86223,953 
86224,425 
86223,884 
86224,399 
86224,222 
86223,730 
86224,654 
86224,197 
86224,418 
86223,775 
86224,602 
86224,061 
86224,575 
86224,04 6 
86224,434 
86224,479 
86224,548 
** £ 
00 * 
Mean. 
Diff. to 50°. Correction for Temp. i°73. 
Vibra. in 24 h. at Temp. 50°. 
86224,150 
—0,732 
86223,418 
86224,326 
—0,732 
86223,594 
Night, 22nd June, 1 825, Port Bowen. f r T emp. 49°. « r CBeg*. 29.692 mer. 4 5°- X =* 9-755 
Clock gaining at a mean rate 69 s .88. • |D ew P*. 38°. ar * (Ends. 29.691 — 45°*5- ) to tem f 
mean cor. 
>. of pend. 
49 
49.2 
50.2 
5° 
969 
1 7 47 
29 25 
41 S 
5 2 44 
10 4 24 
l6 2 
27 41 
39 22 
51 2 
6 12 
1 7 5 1 
29 32 
41 12 
52 52 
4 31 
16 9 
27 52 
39 33 
51 15 
6 10,5 
l 7 49 
29 28,5 
41 8,5 
52 48 
4 * 7>5 
16 5,5 
27 4 6 >5 
39 27,5 
5i 8,5 
1. 18 
1.09 
1. 00 
o-93 
0.86 
0.81 
0.75 
0.70 
0.65 
0.61 
i-i35 
1.045 
0.965 
0.895 
0.835 
0.780 
0.725 
0.675 
0.630 
698 
698 
700 
699 
700 
698 
699 
701 
700 
698.5 
6 99.5 
700 
699,5 
699,5 
698 
701 
701 
701 
86222,1 16 
86222,1 16 
86222,823 
86222,470 
86222,823 
86222,1 16 
86222,470 
86223,176 
86222,823 
86222,293 
86222,64 7 
86222,823 
86222,647 
86222,647 
86222,1 16 
86223,176 
86223,176 
86223,176 
2.106 
1.785 
1.522 
i-3°9 
1.138 
0.995 
0.859 
0.745 
0.649 
86224,222 
86223,901 
86224,345 
86223,779 
86223,961 
86223,1 I I 
88223,329 
86223,921 
86223,472 
86224,399, 
86224,432 ; 
86224,345 
86223,956 
86223,785 
86223,1 11 
86224,035 
86223,921 
86223,825 
49,6 
0,4 
Mean. 
r^-rr ^ 0 Correction for Temp. o°.4. 
Diff. to 50°. 
Vibra. in 24 h. at Temp. 50°. 
86223,782 
—0,169 
86223,979 
—0,169 
86223,613 
86223,810 
