126 
MR. RUMKER’S OBSERVATIONS 
a Tranguli. (Ann. Var. — 7 ". 7 1 .) — (Continued.) 
Superior 
Culmination. 
1828. 
Barorn. 
P 
Microscopes. 
e 
I. 
ii. 
III. 
IV. 
Aug. 10 
inches. 
30.21 
o 
4(5.5 
21 
/ 
32 
// 
20 
y 
32 
// 
22.1 
32 
// 
27 
32 
// 
18 
17 
29.48 
62.7 
ft 
ft 
20 
ft 
15.7 
tt 
21.7 
9) 
20 
22 
30.20 
49.0 
>9 
„ 
13 
ft 
12 
ft 
16 
ft 
12.5 
25 
29.71 
68 
ft 
ft 
13.2 
ft 
12.5 
ft 
17.3 
ft 
9.4 
26 
29.82 
65 
ft 
ft 
9.5 
ft 
8.7 
ft 
12.8 
ft 
8.0 
27 
29.93 
63 
ft 
ft 
8.0 
ft 
9.8 
ft 
11.4 
ft 
7.3 
28 
30.27 
52.7 
tt 
ft 
9.2 
ft 
7.0 
ft 
11.5 
ft 
8.0 
29 
30.10 
61.3 
„ 
ft 
10.2 
ft 
12.0 
ft 
12.0 
ft 
8.8 
30 
30.24 
64.7 
ft 
ft 
11.3 
ft 
11.5 
ft 
13.0 
ft 
8.0 
31 
30.30 
58.5 
ft 
ft 
8.0 
ft 
8.0 
ft 
13 
ft 
6.7 
Sept. 1 
30.20 
68 
ft 
ft 
9.0 
ft 
5.7 
ft 
12 
ft 
6.5 
2 
30.15 
67 
ft 
ft 
0.5 
ft 
4.0 
ft 
7.3 
ft 
0.0 
3 
30.05 
65 
ft 
ft 
C.O 
ft 
1.0 
ft 
3.0 
ft 
4.6 
8 
29.80 
62.7 
ft 
ft 
6 
ft 
3.2 
ft 
12.2 
ft 
3 
9 
29.79 
63.7 
ft 
ft 
4.0 
ft 
6.3 
ft 
7.0 
ft 
2 
10 
29.84 
54 
ft 
ft 
12.3 
ft 
5.0 
ft 
8.3 
ft 
5 
11 
30.08 
54 
ft 
ft 
5.4 
ft 
3.3 
ft 
14.0 
tf 
2 
Aug. 24 
... Mean ... 
21 
32 
9.7 
32 
8.7 
32 
12.9 
32 
7.6 
Refract, and Rcduct. 
26.G 
26.7 
26.6 
26.7 
Superior Culminat. 
21 
31 
43.1 
31 
42.0 
31 
46.3 
31 
40.9 
Inferior Culminat... 
338 55 
19.6 
55 23.5 
55 30.0 
55 
25.4 
Half Diff. S. P. D. 
21 
18 
11.7 
18 
9.3 
18 
8.6 
18 
7.8 
Inferior Culmination. 
1828. 
Barom. 
Therm. 
Microscopes. 
i. 
II. 
ill. 
IV. 
inches. 
o / // 
/ // 
Aug. 20 
30.09 
38.3 
338 59 53 
59 53.2 
0 3 
59 56.5 
21 
30.14 
38.5 
338 59 55 
0 0.0 
0 7.5 
0 0.6 
23 
30.05 
35 
338 59 54 
0 2.0 
0 6.0 
0 1.5 
25 
29.81 
42 
338 59 50 
59 54.3 
59 59.3 
59 53.0 
26 
29.95 
42 
338 59 50.2 
59 55 
59 56 
59 53 
27 
30.24 
35.3 
338 59 57.0 
0 2 
0 6 
0 2.4 
28 
30.24 
33 
338 59 56.7 
59 58.7 
0 4.2 
0 2.0 
29 
30.17 
34 
339 0 0 
0 3 
0 9.4 
0 6.0 
31 
30.25 
45 
338 59 50 
59 55 
0 1.0 
59 59.0 
Sept. 1 
30.23 
44 
338 59 48.5 
59 51 
0 4.2 
59 56 
4 
29.85 
48 
338 59 40.0 
59 41.0 
59 50.5 
59 48 
8 
29.90 
41.5 
338 59 45 
59 47.2 
59 54.7 
59 47 
9 
29.80 
45 
338 59 39 
59 44.7 
59 50.4 
59 46.3 
10 
29.91 
37 
338 59 46 
59 50.5 
59 57.0 
59 54.3 
11 
30.23 
36 
338 59 50.4 
59 56.5 
0 2.2 
59 58.0 
Aug. 31 
... Mean ... 
338 59 50.3 
59 54.3 
0 0.7 
59 56.2 
Refract, and Reduct. 
-4 30.7 
4 30.8 
4 30.7 
4 30.8 
338 55 19.6 
55 23.5 
55 30.0 
55 25.4 
Mean of 4 Microscopes 21° 18' 9".35 by 32 Observ. 
Mean S. P. D. of a Trianguli, Jan. 1, 1828 21° 18' 9". 155 by 116 Observ. 
