164 
RESEARCHES IN STELLAR PHOTOMETRY 
Table 102.—8518 Z Cassiopeias. Photometer Measures of Comparison Stars. —Continued. 
1904 September 11. 
12 -INCH. 
Good. 
Sidereal 
Zen. 
Star. 
Scale Readings. 
Mean Scale Readings. 
C. 
Magnitude. 
Time. 
Dist. 
Mean of 3. 
Mean of 6. 
H. 
P. 
h m 
O 
19 26 
4 i 
aai 
13-3 13-4 i 3 -i 
i 3- 2 7 
13-50 
0.85 
9.17 
9.06 
k 
47-3 49-3 488 
48.47 
47-99 
4.62 
12.94 
12.83 
e 
40.1 41.0 40.9 
40.67 
40.74 
3.86 
12.18 
12.07 
g 
37.7 38.2 38.3 
38.06 
38.58 
3.61 
H -93 
11.82 
V 
49.1 47.4 47.2 
47.90 
48.07 
4-63 
12.95 
12.84 
d 
30.0 28.8 29.2 
29.67 
29.92 
2.64 
10.96 
10.85 
b 
18.0 18.8 18.2 
18.33 
18.45 
1-50 
9.82 
9.71 
h 
26.1 26.5 27.3 
26.63 
27.02 
2.38 
10.70 
10.59 
h 
27.5 27.7 27.0 
27.40 
b 
18.7 19.0 18.0 
18.57 
d 
30.4 30.0 30.1 
30 - l 7 
V 
47.8 48.1 48.8 
48.23 
g 
39-3 39-0 39.0 
39.10 
e 
41.0 41.0 40.4 
40.80 
k 
46.5 47.7 48.3 
47-50 
19 50 
38 
a a i 
13.5 13.6 14.1 
i 3 -73 
1904 November 2. 
Fair to good, quiet, dull. 
20 36 
3 i 
a 
12.1 11.2 12.0 
11.77 
11.70 
0.63 
8.38 
8.27 
d 
35-0 35.0 35.0 
35-00 
34-84 
3.18 
10.93 
10.82 
b 
24.3 22.9 23.3 
23-50 
23.42 
2.06 
9.81 
9.70 
h 
32.7 31.5 32.5 
32-23 
32.58 
2-93 
10.68 
10.57 
e 
47.7 48.6 47.2 
47-83 
46.93 
4 - 5 i 
12.26 
12.15 
k 
57-7 59-7 57-3 
58.23 
58.60 
5-43 
13.18 
13.07 
g 
43.3 44.0 43.8 
43-70 
44.04 
4.22 
11.97 
11.86 
g 
44.8 44.0 44.3 
44-37 
k 
59.2 57.8 59.9 
58.97 
e 
46.1 45.2 46.8 
46.03 
h 
34-0 33-o 31.8 
32-93 
b 
23.2 23.6 23.2 
23-33 
d 
35.0 34.8 34.2 
34-67 
20 56 
29 
a 
12.3 11.5 11.1 
11.63 
1904 November 3. 
Twilight at beginning, good. 
20 37 
32 
a 
7.0 8.1 7.2 
7-43 
7.27 
0.23 
8.25 
8.14 
d 
32.3 32.1 32.1 
32.17 
32.42 
2.90 
10.92 
10.81 
b 
19.9 19.3 19.6 
19.60 
20.04 
1.72 
9-74 
9-6 3 
h 
32.8 31.1 32.1 
32.00 
31-87 
2.85 
10.87 
10.76 
e 
44.8 44.9 45.4 
45 03 
44.82 
4-30 
12.32 
12.21 
k 
49.5 49.6 49.7 
49.60 
5040 
4.84 
12.86 
12.75 
g 
41.8 41.8 42.3 
41.97 
41.94 
4.00 
12.02 
11.91 
g 
41.5 42.0 42.2 
41.90 
k 
51.6 51.3 50.7 
51.20 
e 
45-5 43-6 44.7 
44.60 
h 
31.0 32.0 32.2 
31-73 
b 
19.9 21.2 20.3 
20.47 
d 
33-3 32-6 32.1 
32.67 
a 
6.0 8.1 7.2 
7.10 
20 56 
29 
CLa 1 
14.7 15.2 15.1 
15.00 
. 
. 
