122 
MR. RUMKER’S OBSERVATIONS 
|3 Argus. (Ann. Var. — 14".834.) — (Continued.) 
Superior Culmination. 
Inferior Culmination. 
182S. 
Barom. 
i 
a 
H 
Microscopes. 
1828. 
Barom. 
i 
Qi 
S 
Microscopes. 
i. 
II. 
ill. 
IV. 
I. 
II. 
III. 
IV. 
Nov. 1 
3 
4 
7 
inches. 
211.58 
29.92 
29.88 
29.85 
6°9 
57 
(10 
55 
21 14 29 
» » 26 
» „ 30 
» » 23.7 
/ // 
14 33 
„ 32.3 
» 34.0 
„ 32 
/ // 
14 32 
„ 38 
„ 35.3 
„ 35.3 
/ // 
14 34 
» 30.7 
„ 32.0 
„ 31.2 
Nov. 2 
3 
inches. 
29.59 
29.77 
6 P 6 
59 
o / // 
339 18 50.7 
339 18 56.0 
/ // 
18 57 
19 4.0 
/ // 
18 56.8 
19 8.0 
19 <X3 
19 6.0 
Nov. 2 
Refract. 
.5. ..Mean... 
and Reduct. 
339 18 53.3 
-3 59.7 
19 0.5 
3 59.7 
19 2.4 
3 59.7 
19 3.15 
3 59.7 
Nov. 4 
... Mean ... 
21 14 27.2 
-40.8 
14 32.8 
40.8 
14 35.2 
40.8 
14 32.0 
40.7 
339 14 53.6 
15 0.8 
15 2.7 
15 3.5 
Superior Culminat. 
Inferior Culminat... 
Half DiflT. S. P. D. 
Mean of 4 Microscopes 21° 59' 25".42 by 6 Observ. 
21 13 46.4 
339 14 53.6 
13 52.0 
15 0.8 
13 54.4 
15 2.7 
13 51.3 
15 3.5 
20 59 26.4 
59 25.6 
59 25.8 
59 23.9 
1822. 
Barom. 
Therm. 
Microscopes. 
1822. 
Barom. 
Therm. 
Microscopes. 
I. 
II. 
III. 
IV. 
i. 
II. 
ill. 
IV. 
inches. 
o / // 
/ // 
/ ✓/ 
inches. 
o / // 
/ // 
✓ // 
/ II 
21U1B 
58 57 34 
57 39 7 
57 32.7 
Oct. 15 
29 89 
53 8 
16 58 52.4 
59 12 
58 52.5 
16 
29 0* 
. 29 8 
.. 37 2 
. 32 2 
17 
29 82 
68 
„ 58 50.0 
59 4 
„ 40 
18 
29.73 
68.7 
„ „ 28.8 
57 45.2 
„ 29.5 
„ 28.0 
22 
30.10 
56 
„ 59 1.8 
59 7.3 
59 19 
„ 50.4 
20 
29.72 
60.3 
„ „ 27.5 
57 35.6 
„ 33.3 
„ 23.0 
Nov. 1 
29.59 
67 
„ 58 38.0 
58 39.5 
58 52.5 
„ 36.8 
21 
30.01 
60 
„ „ 23.0 
57 40.0 
„ 36.3 
„ 33.7 
7 
29.61 
69.5 
„ 58 40.6 
59 15.7 
58 51.3 
„ 39.3 
22 
30.16 
58.5 
» „ 34.8 
57 39.7 
„ 39.3 
„ 31.8 
10 
30.03 
62 
„ 58 51.6 
59 23.2 
59 0.1 
„ 45.5 
27 
29.88 
63.5 
„ „ 26.2 
57 33.8 
„ 35.6 
„ 33.7 
Nov. 27 
.5. ..Mean... 
16 58 49.1 
59 21.4 
59 4.7 
58 44.1 
Nov. 3 
29.99 
64 
„ „ 23.4 
57 33 
„ 33 
„ 29.5 
Refract, and Reduct. 
-2 25.1 
2 25.1 
2 25.1 
2 25.1 
5 
30.00 
50.5 
99 99 23.2 
58 3 
„ 33.7 
„ 28.7 
6 
29.66 
63.7 
99 99 21.5 
58 4.3 
„ 31.4 
„ 25.7 
16 56 24.0 
56 56.3 
56 39.6 
56 19.0 
7 
29.77 
61 
99 99 22.6 
58 3.7 
„ 32 
„ 28.8 
8 
29.99 
56 
99 99 22.3 
57 59.6 
>, 33.7 
„ 27.7 
9 
30.112 
61 
„ „ 21.4 
57 52.0 
„ 33.0 
„ 30.7 
10 
30.03 
63.7 
99 99 22 
58 5.5 
„ 36.5 
» 28.1 
Oct. 28 
... Mean ... 
58 57 25.7 
57 49.6 
57 34.6 
57 29.6 
Refract, and Reduct. 
-2 17.1 
2 17.1 
2 17.1 
2 17.2 
Superior Culminat. 
58 55 8.6 
55 32.5 
55 17.5 
55 12.4 
Inferior Culminat... 
16 56 24.0 
56 56.3 
56 39.6 
56 19.0 
Half Diff. S. P. D. 
20 59 22.3 
59 18.1 
59 18.9 
59 26.7 
Mean of 4 Microscopes 20° 59' 21".53 by 20 Observ. 
Mean S. P. D. of (3 Argus, Jan. 1 , 1828 20° 59' 24".93 by 350 Observ. 
