42 
RESEARCHES IN STEEEAR PHOTOMETRY 
Table 22.—267 V Andromeda. Mean Magnitudes from 21.5 Day Groups. 
Group No... . 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
!• D. 
21.5 
43 
645 
86 
107.5 
129 
150.5 
172 
193-5 
215 
2365 
258 
r 
t 
6 
187 
204 
226 
247 
M 
11.49 
.... 
.... 
9-95 
10.08 
10.64 
H -43 
3944 ' 
AM 
— 0.07 
.... 
. . . . 
4-0.62 
4-0.50 
4-0.52 
4-0.52 
l 
No. 
4 
.... 
.... 
2 
4 
2 
7 
r 
t 
16 
138 
161 
175 
194 
.... 
.... 
M 
12.46 
11.02 
9.89 
8.81 
8 - 7 ± 
• . . 
.... 
4202 ^ 
AM 
+ 0-55 
— 0.10 
— 0.24 
-0.79 
-0. 7 ± 
.... 
, . . . 
L 
No. 
2 
2 
4 
1 
1 
.... 
.... 
r 
t 
14 
30 
59 
141 
160 
182 
205 
228 
254 
1 
M 
11.96 
12.78 
1383 
11.40 
10.38 
9.27 
9-39 
10.16 
11.01 
44OU ^ 
AM 
+ 0.12 
4-0.38 
4-0.53 
-I-0.42 
4-0.20 
— 0.21 
— 0.20 
4-0.10 
— 0.18 
L 
No. 
2 
2 
1 
2 
2 
3 
3 
2 
1 
t 
9 
.... 
.... 
148 
160 
184 
206 
225 
242 
M 
n -57 
.... 
.... 
10.72 
10.27 
9.60 
9.76 
9-75 
10.50 
471s 
AM 
— 0.11 
.... 
4-0.04 
4-0.09 
4-0.12 
4-0.16 
-0.38 
— 0.28 
No. 
1 
.... 
.... 
1 
1 
2 
2 
2 
2 
r 
t 
10 
36 
46 
75 
99 
”7 
185 
221 
256 
4976 < 
M 
11.27 
12.10 
12.28 
13-49 
13.08 
11.28 
9-15 
9.60 
10.97 
AM 
-0.44 
— 0.48 
—0.62 
4-0.01 
4-0.01 
-0.88 
— 0.17 
- 0-37 
-0.30 
L 
No. 
3 
2 
1 
3 
2 
2 
1 
1 
1 
r 
t 
30 
64 
80 
192 
M 
12.09 
13 • 3 ± 
13.62 
9.27 
5234 ^ 
AM 
— 0.28 
—0.10 
4-0.13 
— 0.08 
No. 
2 
1 
2 
1 
r 
t 
.... 
197 
M 
9.00 
5492 1 
AM 
— 0.42 
No. 
.... 
1 
t 
48 
M 
i 3 - 3 ± 
5750 ' 
AM 
4-0.31 
No. 
2 
r 
t 
47 
112 
„ ^ j 
M 
13.60 
13-45 
6008 i 
AM 
4-0.67 
+ 1•03 ± 
No. 
1 
1 
t 
133 
l 
M 
10.96 
6266 1 
AM 
— 0.40 
No. 
1 
t 
.... 
205 
237 
_ j 
M 
.... 
10.24 
10.52 
6524 s 
AM 
.... 
4-0.67 
— 0.02 
l 
No. 
.... 
.... 
2 
1 
t 
38 
92 
120 
• • • • 
.... 
M 
12.5± 
13-34 
11.79 
.... 
• • • • 
6782 
AM 
— 0.12 
-fo.04 
— 0.20 
... 
No. 
1 
1 
1 
.... 
.... 
c 
t 
11 
32 
53 
82 
99 
116 
140 
160 
184 
202 
225 
245 
M 
n -75 
12.37 
13.26 
13.48 
13.08 
12.17 
11.02 
10.18 
9-34 
9-53 
10.04 
10.89 
1 
AM 
4-0.01 
-0.13 
-f-0.16 
4-0.06 
4-0.01 
— 0.02 
— 0.01 
4-0.02 
— 0.08 
4-0.03 
-0.03 
-0.05 
1 
No. 
12 
7 
6 
6 
2 
4 
6 
7 
10 
13 
7 
12 
