30 
Lieutenant Foster's account of 
Observation of Coincidences at Port Bowen (ist Series ) — continued. 
Forenoon, 17th June, 1825, Port Bowen. 
Clock gaining at a mean rate 695.88, 
Begs. 29 796 mer. 45 0 . 
Ends . 29.800 - 46°. z. 
\ — 29.864 mean coi 
J 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 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 ofDisi 
and Re-ap 
Disap. 
Disap. & 
Re-ap. 
O 
50.8 
5°’5 
49.8 
5°’7 
b. m, s. 
9 10 5 1 
22 28 
34 6 
45 44 
57 24 
10 9 3 
20 44 
32 24 
44 5 
55 47 
m. s. 
10 55 
22 33 
34 " 
45 5i 
57 31 
9 11 
20 53 
32 34 
44 i5 
55 57 
m. s. 
i° 53 
22 30,5 
34 8,5 
45 47.5 
57 27,5 
9 7 
20 48,5 
32 20 
44 10 
55 52 
0 
1. 12 
I.04 
0.96 
O.89 
0.83 
0.78 
o-73 
0.68 
0.63 
0.59 
I.080 
I. OOO 
O.925 
O.860 
O.805 
0.755 
O.705 
0.655 
O 6lO 
s. 
697 
698 
698 
700 
699 
701 
700 
701 
702 
s. 
697.5 
698 
699 
700 
6 99 > 5 
701.5 
700.5 
701 
702 
86221,760 
86222,1 16 
86222,1 16 
86222,823 
86222,470 
86223,176 
86222,823 
86223,176 
86223,527 
86221,938 
86222,1 16 
86222,47c 
86222,823 
86222,647 
86223,352 
86223,000 
86223,176 
86223,527 
vib. 
I-9°7 
1-635 
1-399 
I.209 
I.059 
0.932 
0.813 
0.701 
O 608 
86223,667 
86223,751 
86223,5 15 
86224,032 
86223,529 
86224,108 
86223,636 
86223,877 
86224,135 
86223,84 
86223,75 
86223.86 
86224,03 
86223,7c 
86224,28 
86223,81! 
86223.8 7 
86224,13 
1 
50^45 
Mean. 
Correction for Temp. o°.45. 
Diff. to 50° ^ m 0 
3 Vib. m 24 h. at Temp. 50. 
86223,806 
+ 0,190 
86223,92 
+ 0,19 
o,45 
86223,996 
86224,11 
1 . 
Afternoon, 17th June, 1825, Port Bowen, jj r \ 
Clock gaining at a mean rate 69s. 88. < 
Temp. 52 0 . p r S Be g s - 29,812 mer. 47 c .8. 
Dew P l . 40°. \ Ends. 29,820 — 48°. 
| n: 29.882 mean coi 
) to temp, of pend. 
1 
52,2 
51,8 
52.0 
53.0 
1 «3 34 
25 8 
36 44 
48 22 
59 58 
2 11 37 
23 14 
34 52 
46 31 
58 8 
13 37 
25 i3 
3 6 49 
48 27 
00 5 
11 44 
23 22 
35 1 
4 6 39 
58 18 
13 35.5 
25 i°.5 
36 46,5 
48 24,5 
00 1,5 
u 4°.5 
23 1 8 
34 5<M 
46 35 
58 13 
1. 17 
1.08 
1 01 
°-93 
0.86 
0.8 1 
0.76 
0.71 
0.66 
0.62 
1. 125 
I.045 
O.970 
0.895 
0-835 
0.785 
o-735 
0.685 
0.640 
694 
696 
698 
696 
699 
697 
698 
699 
697 
695 
696 
698 
69 7 
699 
6 97.5 
698.5 
698,5 
698 
86220,687 
86221,403 
86222,1 16 
86221,403 
86222,470 
86221,760 
86222, 1 1 6 
86222,470 
8622 1,760 
86221,046 
86221,403 
86222,1 16 
86221,760 
86222,470 
86221,938 
86222,293 
86222,293 
86222,1 16 
2.069 
1.785 
1-538 
1.309 
I.138 
I.O07 
0.883 
0.766 
0.670 
86222,756 
86223,188 
86223,654 
86222,712 
86223,608 
86222,767 
86222,999 
86223,236 
86222,430 
86223,11 
86223,18 
86223,6^ 
86223,06: 
86223,6c: 
86222,94 
86223, i7j 
86223,05 
86222,78; 
52.25 
Mean. 
Correction for Temp. 2°.25. 
Diff. to 50 . Vibra. in 24 h. at Temp. 50°. 
86223,039 
-f 0,952 
86223,1; 
+ 0,9. 
2,25 
86223,991 
86224,1 > 
