AT THE OBSERVATORY AT PARAMATTA 
141 
2 u Centauri. (Ann. Var. — 15''.970.) — (Continued.) 
Superior Culmination. 
Inferior Culmination. 
a 
Microscopes. 
S 
Microscopes. 
1826. 
loJO. 
S 
I. 
ii. 
III. 
IV. 
H 
I. 
ii. 
hi. 
IV. 
inches. 
O / // 
/ // 
/ // 
/ ✓/ 
inches. 
o 
O / // 
/ // 
/ // 
July 11 
29.74 
43 
30 34 17.0 
34 9.6 
34 16 
34 18 
July 16 
30.114 
25 
331 0 9.5 
0 4.3 
0 7.5 
0 8 
12 
29.90 
42 
» » 17.0 
» io.o 
» 21.0 
„ 18 
26 
29.55 
39 
330 59 26.0 
59 21.0 
59 22.0 
59 29 
13 
30.06 
46.5 
„ „ 17.0 
» 8.0 
30 
30.36 
32 
331 0 1.0 
59 53 
59 57.0 
0 2.0 
19 
30.10 
46 
„ „ 12.0 
» 5.7 
„ 14.8 
„ 16.0 
Julv 24 
... Mean... 
330 59 52.2 
59 46.1 
59 48.8 
59 53.0 
25 
29.84 
46 
» » 17.0 
» 13-5 
„ 18.0 
„ 20.5 
Refract, and Reduct. 
-11 58.4 
11 58.5 
11 58.4 
11 58.5 
29 
29 27 
48 
.. 13.0 
10 0 
„ 15.0 
„ 16.8 
31 
30.38 
50 
„ „ 10.7 
„ 7.0 
» 12-6 
„ 16.8 
330 47 53.8 
47 47.6 
47 50.4 
47 54.5 
Aug. 1 
30.21 
52 
„ „ 18.0 
» 10.0 
* 17.3 
„ 20.5 
7 
30.14 
51 
» „ 14.3 
„ 10.0 
» 17-5 
„ 17.0 
July 23 
... Mean... 
30 34 15.1 
34 9.3 
34 16.5 
34 18.0 
Refract, and Reduct. 
-34.9 
35.0 
34.9 
35.0 
Superior Culminat. 
30 33 40.2 
33 34.3 
33 41.6 
33 43.0 
Inferior Culminat... 
330 47 53.8 
47 47.6 
47 50.4 
47 54.5 
Half Diff. S. P. D. 
29 52 53.2 
52 53.3 
52 55.6 
52 54.3 
k Mean of 4 Microscopes 29° 52' 54".l by 12 Observ. 
1826. 
Barom. 
i 
Microscopes. 
1826. 
i 
Microscopes. 
s: 
H 
i. 
II. 
ill. 
IV. 
i. 
II. 
Hi. 
IV. 
inches. 
/ // 
inches. 
/ „ 
/ a 
Aug. 11 
29.85 
57 
30 34 17.5 
34 10 
34 15.1 
34 15.7 
Aug. 12 
30.05 
42 
330 59 42 
59 32 
59 36 
59 40.3 
12 
30.06 
57.5 
„ „ 17.0 
* 9.4 
» 15.2 
„ 20.5 
Sept. 5 
29.92 
43 
330 59 19.2 
59 15.0 
59 16.2 
59 19.0 
28 
29.86 
66.0, 
„ „ 15.0 
„ 6.5 
» 12-7 
„ 17.0 
Aug. 24 
... Mean ... 
330 59 30.6 
59 23.5 
59 26.1 
59 29.6 
Sept. 4 
29.60 
72.5 
» » 15.0 
„ 7.0 
„ 11.0 
„ 16.0 
Refract, and Reduct. 
-11 39.3 
11 39.3 
11 39.3 
11-39.3 
14 
29.52 
75.7 
„ „ 12.0 
.. 8.0 
„ 10.7 
„ 16.3 
330 47 51.3 
47 44.2 
47 46.8 
47 50.3 
30 34 15 3 
34 8 2 
34 13.0 
34 17 1 
Refract 
and Reduct. 
-35.4 
35.4 
35.4 
35.4 
Superior Culminat. 
30 33 39.9 
33 32.8 
33 37.6 
33 41.7 
Inferior Culminat... 
330 47 51.3 
47 44.2 
47 46.8 
47 50.3 
Half Diff. S. P. D. 
29 52 54.3 
52 54.3 
52 55.4 
52 55.7 
Mean of 4 Microscopes 29° 52' 5 4". 92 by 7 Observ. 
