45 ft 
An Account of the Measurement 
Observed Zenith Distance of y Ursa. 
Point on the Limb, i° 20' North. 
Day of 
Face of 
Plumb- 
Observa- 
Zenith distance 
Zenith distance 
Barome- 
Thermometer. 
■ the 
the arch. 
Jine. 
tion of 
in revolutions 
reduced. 
ter. 
month. 
E.orW 
the star. 
and parts. 
Above. 
Below. 
rev. div. 
rev. div. 
0 ' rev. div. 
o' u 
Inches. 
O 
0 
Aug. 17 
E 
8 58,45 
9 9>9 
0 
0 
0 
£ 
I 20 10,42 
2 9’3 1 
89,0 
83,6 
Observed Zenith Distances of y Ursa. 
Point on the Limb , 3 0 5' South. 
July 23 
W 
9 
i >35 
13 5 *° 
3 5 4 3*65 
3 9 °*°5 
29,0 
62,5 
62,5 
26 
W 
9 
26,00 
13 30,9 
4,90 
1*30 
28,9 
78,0 
78,2 
Aug. 4 
w 
8 
40,5° 
12 46,0 
5,50 
1,90 
29*2 
79*3 
79*5 
8 
E 
7 
34*74 
3 22,0 
17*74 
9 *i 5 
29,0 
76,0 
73 *o 
*7 
E 
8 
5 2 >°5 
4 3 8 >5 
13*45 
9,86 
29,14 
88,0 
81,5 
Observed Zenith Distances of £ Ursa. 
Point on the Limb , 2 0 30' North. 
July 29 
E 
9 
8,82 
9 2 i *5 
2 30 0 12,68 
z 30 12,70 
28,8 
69,0 
65*5 
Aug. 5 
W 
8 
4°*97 
8 22,5 
18,47 
18,50 
29,1 
79*5 
78,0 
8 
E 
8 
25,15 
8^3 7 *° 
1 1,83 
11,87 
29,0 
69,0 
65*5 
9 
W 
8 
49,00 
8 29,4 
14,60 
19,62 
28,9 
80,0 
80,0 
>7 
E 
9 
i °*43 
9 22,0 
i ‘*57 
n *59 
29*4 
85,1 
80,1 
Observed Zenith Distances of -85 < Herculis. 
Point on the Limb, 7 0 20' South. 
July 20 
W 
1 1 
50,28 
12 6,0 
7 20 
0 
14,72 
7 20 14,74 
28,9 
55*5 
55 *5 
23 
E 
3 
O 
d 
3 28,5 
ii *57 
21,60 
29,0 
56,1 
56,1 
28 
W 
9 
30*92 
14 47*4 
15 
5 
16,48 
12,00 
28,8 
56,0 
57 *° 
3 ° 
w 
10 
15,40 
10 26,5 
20 
0 
11,10 
11,12 
29,0 
57 *i 
56,2 
Aug. 1 
w 
9 
6,18 
9 17* 0 
10,82 
10,84 
29,2 
59*5 
57*2 
5 
E 
8 
2,52 
7 42*0 
19,52 
19*75 
29,0 
73 *o 
71,0 
W 
9 
17*54 
9 29,0 
11,46 
1 1,48 
28,9 
67,2 
66,1 
17 
E 
8 
15*52 
7 56*0 
18,52 
18*55 
29,0 
70,5 
71,2 
