Captain Kater/s floating collimator , &c, 
Table II. 
321 
Inclination of Collimator. 
Inclination of Collimator, 
Inclination of Collimator- 
Face West. 
Face East. 
Face West. 
Face 
West, 
Thick Wire. 
Fine Wire. 
July 22 
/ // 
7 io,oo 
/ II 
7 9 > 8 ° 
Aug. 29 
' // 
7 12,5° 
Nov. 1 1 
• n 
7 9>9 7 
9,66 
24 
10,15 
9,08 
30 
14,06 
H 
1 *,55 
11,53 
25 
9>74 
10,43 
31 
13,40 
P.M. 
9,53 
10,52 
27 
10,00 
6,80 
P.M. 
14,28 
l 7 
10,06 
10,77 
28 
10,12 
n ,79 
Sept. 1 
! 2,75 
!9 
10,16 
10,72 
P. M. 
10,22 
9,48 
2 
12,68 
25 
io ,93 
10,90 
30 
8,89 
1 1,80 
P. M. 
13,60 
30 
ii,9x 
12 , II 
3 i 
9,06 
9,60 
3 
1 1,94 
Dec. 2 
9,38 
8,71 
Aug. 2 
10,71 
4 
11,38 
Clea 
ned merer 
iry. 
3 
u >3 7 
12,47 
5 
9,45 
4 
11 >47 
9 > 5 2 
6 
12,45 
3 
12,03 
12,05 
5 
7 
6 
10,31 
8 
12,10 
Means 
7 1 0,6 1 
10,77 
7 
8 
9,56 
n, 3 6 
Two 
days of st 
orm. 
9 
11,36 
10 
12,88 
P.M. 

10,89 
1 1 
I2 ,35 
xo 
8,61 
H 
12,03 
P.M. 
10,85 
21 
12,93 
1 1 
1 1,40 
22 
10,99 
27 
8,83 
Several 
days of 
excessive 
28 
10,49 
high wind 
shaking the walls 
Oct. 1 
1 1,26 
of the room on which the col- 
7 
1 1,16 
limator was supported. 
Mean 
7 12,08 
Aug. 16 
10,62 
17 
10,22 
Reversed circle. 
18 
10,30 
Circle turned without de- 
!9 
10,78 
rangement of plumb-line, as 
20 
11,01 
ascertained by gold dot. 
21 
1 1,00 
Means 
7 *0,13 
7 IO >47 
Face now East. 
Cleaned 
mercury. 
and at 
same time cleaned bottom of 
Oct. 7 
7 10,81 
Fine Wire. 
collimator, 
which may have 
13 
11,07 
caused a small change in the 
H 
10,40 
II 
inclination. 
»5 
10,62 
10,40 
>7 
11,67 
H ,33 
Aug. 26 
11,01 
11,48 
21 
9,93 
10,00 
27 
11,85 
12,43 
22 
8,60 
9,12 
28 
12,13 
12, 80 
24 
10,48 
10,21 
29 
11,07 
12,00 
27 
io,S 7 
10,98 
P.M. 
I2,x6 
28 
n ,43 
I 1,92 
29 
11,58 
11,50 
From this time the circle 
Nov. 4 
12,03 
11,46 
remained in the same position 
7 
9,97 
8,86 
for a considerable interval. 
9 
9>°7 
10,20 
11 
8,56 
8,36 
Means 
7 io ,45 
10,36 
Rev 
r ersed circ 
e. 
