32 
Lieutenant Foster’s account of 
Observation of Coincidences at Port Bowen ( ist Series ) — continued. 
Forenoon, 18th June 1825, Port Bowen, r „ 
Clock gaining at a mean rate 69".88. 
f Temp. 5i a .5. f Begs. 29.871 mer. 4S °\ = 29.946 mean cor 
LDewP 1 . 40° 1 Ends. 29.885 . 47 0 / to temp, of pend. 
Temp. 
Time of 
Disappear- 
ance. 
Time of 
'te-appear- 
ance. 
Ylean of Dis- 
appearance 
and Re-ap- 
pearance. 
Arc of 
vibra- 
tion. 
Mean 
Arc. 
Interval in se- 
Observed vibrations in 24 h. 
Observed vibra. cor. for An 
Disap. ] 
Disap. & 1 
Re-ap, 
Disappearance, 
Mean of Disap. 
Re-ap. 
or Arc. . 
Disappearance. 
Vlean of Disc, 
and Re-ap 
O 
51 
5 Ij2 
51 
51,8 
h. m. s. 
9 I 7 48 
29 24 
41 OO 
5 2 38 
10 417 
15 56 
27 35 
39 *5 
50 52 
11 2 32 
m. s. 
17 52 
29 28 
41 5 
52 45 
4 23 
16 3 
27 43 
39 23 
5 1 1 
2 41 
m. s. 
17 50 
29 26 
41 2,5 
52 4 M 
4 20 
*5 5 9>5 
27 39 
39 *9 
5 ° 5 6 >5 
2 36,5 
O 
1.17 
I 08 
I.OI 
O.94 
O.87 
O.82 
O.77 
O.72 
O.67 
O.62 
O 
I. 125 
I.O45 
O.975 
O.90S 
0-845 
0.795 
°-745 
0.695 
0.645 
696 
696 
698 
699 
699 
699 
700 
697 
700 
696 
696.5 
699 
698.5 
699.5 
699.5 
700 
697.5 
700 
86221,403 
86221,403 
86222,116 
86222,470 
86222,470 
86222,470 
86222,823 
86221,760 
86222,823 
86221,403 
86221,582 
86222,470 
86222,293 
86222,647 
86222,647 
86222,823 
86221,938 
86222,823 
vib. 
2.069 
I -785 
1-554 
1-339 
1. 1 66 
1-033 
0.907 
0.788 
0.680 
86223,472 
86223,188 
86223,670 
86223,809 
86223,636 
86223,503 
86223,730 
86222,548 
86223,503 
86223,47 
86223,36 
86224,02 
86223,63 
86223,81 
86223,68 
86223,73 
86222,72 
86223,50 
1 
5^25 
Mean. 
Correction for Temp. i°.25. 
Diff. to 50°. Vibra. in 24 h. at temp. 50°. 
86223,451 
+ 0,529 
86223,51. 
+ °> 5 : ' 
1,25 
86223,980 
86224,0b 
___ — — 
Afternoon, 18th June, 1825, Port Bowen. Hyg ,_ (Temp. g. Ber. \ ^ “T f 8 ° } V ?e?np ! . of'pend 
Clock gaining at a mean rate 69V 88. L ^ 
52.8 
52,2 
51.8 
5 l > 2 
1 20 33 
32 8 
43 44 
55 20 
2 6 57 
1 8 35 
3 ° 1 3 
41 52 
53 32 
3 5 Ic 
20 37 
32 12 
43 49 
55 27 
7 5 
18 43 
30 21 
42 1 
53 4 1 
5 21 
20 35 
32 10 
43 4 6 >5 
55 23,5 
7 1 
18 39 
30 17 
42 5 6 >5 
53 3 6 >5 
5 » 5>5 
1 . 17 
1 .08 
I. OO 
O.94 
O.87 
O.81 
O.75 
O.70 
O.65 
O.61 
1. 125 
1.040 
0.970 
0.905 
0.840 
0.780 
0.725 
0.675 
0.630 
695 
696 
696 
697 
698 
698 
699 
700 
698 
695 
696.5 
6 97 
697.5 
698 
698 
699.5 
700 
699 
86221,046 
86221,403 
86221,403 
86221,760 
86222,1 16 
86222,1 16 
86222,470 
86222,823 
86222,1 16 
86221,046 
86221,582 
86221,760 
86221,938 
86222,1 16 
86222,1 16 
86222,647 
86222,823 
86222,470 
2.069 
1.768 
i -538 
1-339 
1-154 
0 995 
0.859 
0.745 
0.649 
86223,115 
86223,171 
86222,941 
86223.099 
86223,270 
86223,1 1 1 
86223,329 
86223,568 
86222,765 
86223,1 ij 
86223,3s 
86223,2c 1 
86223,2; 
86223,2; 
86223,1 
86223,5c 
86223,5! 
86223,1 
52,0 
Mean. 
Correction for Temp. 2°.o. 
Diff. to 50°. Vibra. in 24 h. at Temp. 50 0 . 
86223,152 
4- 0,846 
86223,2) 
-f o,8i 
2,0 
86223,998 
86224,1 > 
