152 
researches in steelar photometry. 
Table 94.—7458 V Delphini. Mean Magnitudes of Comparison Stars. 
6-INCH. 
October 22. 
October 23. 
October 24. 
Mean. 
Star. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. H. 
Mag. P. 
J Mag. 
F .I 
6.96 
7.62 
— 0.06 
7 05 
7-55 
4-0.03 
0.00 
7.04 
7-49 
4-0.02 
-fo.06 
7 .02 
7.28 
±0.04 
±0.04 
C .! 
+ 0.07 
7-55 
7.81 
K . 
7 . I I 
0.00 
7.08 
-0.03 
7-15 
4-0.04 
7.11 
7-37 
±0.02 
/ • 1 1 
Mean. 
7-23 
7-49 
±0.03 
m f . 
9.87 
+ 0.18 
9-57 
— 0.12 
9-63 
— 0.06 
9.69 
9-95 
±0.12 
n' . 
9-79 
+ 0.15 
9-53 
— 0.11 
9.60 
— 0.04 
9.64 
9.90 
±0.10 
x . 
9.41 
+ 0.03 
9.28 
— 0.10 
9-45 
4-0.07 
9-38 
9.64 
±0.07 
(J . 
9.29 
0.00 
9.22 
-0.07 
9-37 
4-o.o8 
9.29 
9-55 
±0.05 
Mean. 
9-50 
9.76 
±0.07 
12-INCH. 
October 25. 
October 26. 
November 10. 
Mean. 
Star. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. H. 
Mag. P. 
J Mag, 
9-74 
9.81 
— 0.04 
— O.OI 
9.82 
4-0.04 
-0.05 
9-79 
9.89 
4-0.01 
4-0.07 
9.78 
9.82 
H* 1—< 
0 0 
b b 
00+- 
±0.03 
±0.04 
. 
n' . 
9-77 
X . 
9 • 3 2 
-fo.03 
9 30 
-fo.oi 
9-25 
— 0.04 
Q . 20 
9 • 55 
±0.03 
9.12 
4-0.02 
9.12 
4-0.02 
9 °5 
-0.05 
9.10 
9-36 
±0.03 
. 
Mean. 
9 - 5 ° 
O 76 
±0.03 ’ 
a . 
12.18 
4-0.05 
— 0.18 
12.17 
4-0.04 
4-o. 11 
12.04 
n -39 
11.08 
— 0.09 
-fo.08 
-fo.03 
4-0.02 
— 0.08 
12.13 
11.31 
1 1 .05 
11.04 
10.95 
11.63 
12.39 
”■57 
”•34 
11.32 
11.13 
”■95 
±0.06 
±0.12 
±0.05 
±0.02 
±0.05 
±0.04 
c . 
11.13 
10.98 
11.03 
10 95 
11.61 
II.42 
I I . IO 
d . 
— 0.07 
— O.OI 
+ 0.05 
— 0.02 
f 
11.02 
11.06 
0 . 
0.00 
11.02 
4-0.07 
10.87 
11.69 
/. 
— 0.02 
II.58 
-0.05 
4-0.06 
Mean. 
”•35 
11.61 
±0.06 
40 -INCH. 
July 26. 
August 30. 
September 6. 
September 13. 
Mean. 
Star. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. 
J Mag. 
Mag. H. 
Mag. P. 
J Mag. 
a . 
12.15 
— 0.12 
12.29 
4 - 0.02 
12.25 
— 0.02 
12.40 
4-0. 13 
12-37 
12.53 
±0.07 
c . 
11.69 
4-0.12 
11.58 
4-0.01 
”•45 
4 -o. 12 
” -57 
11.83 
±0.08 
d . 
10.84 
— 0.10 
10.95 
4-0.01 
11.04 
4-0.10 
10.94 
11.20 
±0.07 
/. 
10.87 
4-0.10 
10.83 
4-0.06 
10-73 
— 0.04 
10.64 
-0.13 
10.77 
” 03 
±0.08 
Mean. 
11.38 
11.64 
±0.08 
y . 
13-44 
— 0.06 
1338 
— 0.12 
13.61 
4 -o.il 
I 3-56 
4-0.06 
13-50 
I 3-76 
±0.09 
i 4 - 9 ± 
1 4 • 5 ± 
J 4 - 7 ± 
i5-0± 
.... 
fl 
1529 
-0.03 
I 5-36 
4-0.04 
15-32 
I 5-58 
±0.04 
7* 
15 - >9 
I 5 - 2 ± 
i 5 - 5 ± 
P . 
i 5- 2 7 
-f-0.14 
.... 
14.99 
— 0.14 
15 -13 
C 5-39 
±0.14 
15.78 
4-0.05 
13-94 
4 - 0.21 
13-1 ± 
13-73 
13-99 
/ 
w. 
i 4 - 3 ± 
i 4 - 3 ± 
14 ■ 6 ± 
• . . • 
.... 
.... 
14- 1 ± 
14-1 ± 
i 4 - 4 ± 
* ■ * • 
...» 
.... 
i 4 - 4 ± 
H- 4 ± 
1 4 • / a: 
