226 
Captain Hall’s details of experiments 
Experiment No. II. at the Galapagos. 
Transits observed at the Earl of Abingdon s Island. 
Date. 
Star. 
1st Wire. 
2nd. Wire. 
Mer. Wire. 
4th Wire. 
5th Wire. 
Mean Chron. 
Clock. 
January, 
h. m. S. 
m. s. 
m. s. 
m. s. 
m. s. 
1822. 
r 
1st Limb 
12 14 47, 5 
15 16, 2 
15 44 -° 
16 10, 2 
16 38, O 
J 
2d Limb 
0 17 8, 8 
17 36 > 8 
18 4 > 5 
18 30, 8 
18 59, 0 
Clock 
9 
\y s < 
1 
Centre 
12 58 58,15 
16 26,50 
16 54,25 
17 20,50 
17 4 8 - 5 ° 
C villi L C/lvLiVt 
12 16 53^62 
12 9 23,8 
Chro. 
Clock. 
P. M. 
12 Eridani 
11 33 3 Z - 2 
34 2, 0 
34 3 C 5 
34 59 - 5 
35 29, 0 
11 34 30-95 
7 57 29,: 
• Eridani 
. 
11 54 6, 5 
54 32, 0 
54 57 - 0 
. 
11 54 3 i - 8 7 
8 17 29, 
^ Eridani 
12 3 48, 5 
4 14 - 7 
4 40, 5 
5 5- 2 
5 3 i- 5 
12 4 40,15 
8 27 37,. 
Rigel 
9 57 43 - 5 
58 9, 0 
5 8 35 - 4 
59 1- 2 
59 29, 5 
Obsd. by Clock. 
9 5 8 35 -! 
5) Orionis 
1 44 20, 7 
44 4 6 - 7 
45 1 2* 5 
45 3 6 - 7 
46 1, 7 
I 45 H,8o 
10 8 5,: 
S ' Orionis 
1 51 43, 0 
52 8, 7 
52 34 - 7 
52 58, 7 
53 24, 7 
I 52 34 -° 8 
10 15 27,; 
* Orionis 
1 55 58, 2 
56 24, 2 
56 50, 0 
57 H- 1 
57 4 °» 0 
I 5 6 49-67 
10 19 43, 
£ Orionis 
2 0 33, 0 
00 59, 5 
1 2 4 > 7 
1 49 - 5 
2 14- 7 
2 I 24,35 
IO 24 17,1 
k Orionis 
2 8 2, 7 
8 29, 0 
8 55 - 2 
9 20, 0 
9 4 6 - 1 
2 8 54,70 
10 31 47,' 
After this day the Transits were observed directly with the Clock. 
' 1st Limb 
12 14 13, 0 
14 40, 0 
15 6 > 8 
15 34 - 2 
16 2, 0 
2d Limb 
0 16 32, 8 
17 0-8 
1 7 28, 5 
17 55 - 0 
18 22, 8 
Clock 
IO 
O S<{ 
at mean No<. 
1 
„ Centre 
12 15 22,90 
15 5 ° 4 ° 
16 17,65 
16 44,60 
17 12,40 
12 16 17,57 
12 8 23,;' 
Mean Cloc 
10 P.M. 
£ Eridani 
7 54 24, 8 
54 5 °- 8 
55 16, 4 
55 4 i- 2 
56 7, 0 
7 55 16- ’ 
e Eridani 
8 ii 42, 0 
12 8, 2 
12 34, 2 
12 58, 5 
13 24. 5 
8 12 33 -’ 
£ Eridani 
8 21 50, 2 
22 16, 5 
22 43, 5 
2 3 7 - 5 
23 33 - 5 
8 22 42, 
13 Eridani 
9 45 5 8 - 8 
46 24, 0 
46 49, 0 
47 13 - 8 
47 4 °» 0 
9 4 6 49 - » 
Rigel 
9 5 2 4 8 - 5 
53 i 4 . 5 
53 4 °- 2 
54 5 - 0 
54 3 i- 5 
9 53 39 - ’ 
Orionis 
. 
10 2 46, 0 
3 I'- 5 
3 3 6 - 0 
4 2, 0 
10 3 ii,; 
£ Orionis 
10 9 41, 8 
10 8, 0 
10 59, 0 
• • • 
IO IO 33,) 
1 Orionis 
10 13 56, 8 
14 23, 0 
14 49 - 0 
15 i 3 - 0 
15 39 - 0 
IO 14 48.) 
{ Orionis 
10 18 32, 0 
iS 57 - 5 
19 23, 5 
19 48, 0 
20 13, 8 
10 19 23,; 
f 1st Limb 
12 13 37, 0 
14 5 - 2 
14 32, 0 
14 58, 0 
15 25, 0 
1 1 
Q’s< 
2d Limb 
0 15 57, 2 
16 25, 2 
16 52, 8 
1 7 19- 2 
17 47 - 1 
Clock 
at mean No 1. 
L Centre 
12 14 47,10 
15 15,20 
15 42,40 
16 8,60 
16 36,05 
12 15 41,96 
12 7 Z 3P 
11 P.M. 
Evening Cloudy. 
r 1st Limb 
12 13 3, 2 
13 32, 0 
13 59 - 0 
14 24, 2 
14 52-5 
12 
O’s 
1 2d Limb 
0 15 23, 5 
15 51, 2 
16 18, 5 
16 45, 0 
1 7 13- 0 
l Centre 
12 14 * 3-35 
14 41,60 
00 
15 34 > 6 ° 
16 2,75 
12 15 8,30 
1 2 6 26,1) 
12 P. M. 
Evening Cloudy 
| 
C 1st Limb 
12 12 27, 2 
12 55, 2 
13 23, 0 
13 49 - 2 
14 17. 0 
13 
O’s 
J 2d Limb 
0 14 47, 5 
15 i5> 8 
15 43 - 8 
16 10, c 
16 37, 4 
l Centre 
12 13 37-35 
14 5 - 5 ° 
14 33-42 
14 59,60 
15 27,20 
12 I4 32,77 
12 5 2? 7 
