Burnham: Measures of Proper Motion Stars 
1597. Ho 501. (8.0. ..12.0) 
R. A. 3 h 4"’ 52 s Decl. + 34° 32' 
1907.772 207?1 9^38 
.807 203.5 9-40 
.810 205.6 9.43 
1907.80 205.4 9-40 
Prior measures very discordant in distance. 
1614. 
O252. (6.4.. 
.7.0) 
R. A. 3 h 
7 m 2 s Decl. + 
65 ° 13 ' 
AB and C (12.7) 
1911.950 
222°. 40 
80'.'88 
12.564 
223.00 
79.72 
12.269 
222.93 
80.82 
1912.38 
222.78 
80.47 
No other measures of the small star. The proper motion of ; 
the close pair is somewhat uncertain. In addition to the values 
given in the General Catalogue we have: 
Auwers 
0"032 
in 
277? 1 
Greenwich 
0.018 
in 
293.2 
Boss 
0.018 
in 
337-9 
There seems to be no relative motion. The proper motion 
of the large star is: 
Battermann 
o"oi9 
in 
I 39°8 
Schroeter 
0.022 
in 
140.9 
Boss 
0.035 
in 
88.4 
Groombridge 
0031 
in 
109.0 
1642. 
2368. (8.5.. 
- 8 . 5 ) 
R.A. 3 h 10 
m 30 s Decl. 
+ 68° 4' 
A 
and C (12.7) 
1911-835 
36?27 
66'.' 24 
•931 
36.45 
65-71 
•942 
37-20 
65.96 
1911.90 
36.64 
65-97 
B and C 
1911.870 
38?38 
64 "64 
•942 
39.00 
65-63 
1911.90 
38.69 
65.08 
For the proper motion of AB. 
Schroeter 0H52 in I55?0 
1655. P 1294. (8.8...9.0) 
m 
R. A. 3 h i2 m 24 s Decl. + 46° 15' 
1906.813 
228! 5 
6"2 3 
1617. 
P 530 - ( 7 - 0 .. 
- 9 - 7 ) 
7.562 
7 - 58 i 
228.7 
229.6 
6.42 
6.41 
R. A. 3 h 7 ™ 
18 s Decl. + 22 0 30' 
1907.32 
228.9 
6-35 
A and B 
The components are 
red and green. 
1911-835 
39-43 
47 "o 6 
.870 
40.10 
47-17 
-931 
40.03 
47-45 
1663. 
2375. (8.0.. 
.10.1) 
1911.88 39.85 47.23 
From the four sets of (3 measures (1879-1911) the proper 
motion of the principal star is: 
o"o65 in 80 °.o 
From the star catalogue places: 
A. G. Berlin o"o55 in 90?o 
R. A. 3 h I3 m 19 s Decl. + 23 0 15' 
A and C (13.2) 
1911.777 
289?63 
6 4 "8 3 
.813 
289.90 
65.06 
-835 
290.03 
64.88 
1911.81 
289.85 
64.92 
1628. PI 1133- (6.9...11.3) 
R. A. 3" 8 m 35 s Decl. + 69° 19' 
1906.813 
7.562 
7-578 
7 . 58 i 
203? 8 
203.9 
204.0 
203.8 
3 o "64 
30.88 
3 I-I 4 
31.11 
1907.38 
203.9 
30-94 
1908.845 
203 !8 
3 o "77 
.862 
204.4 
30.78 
.884 
204.7 
31-31 
1908.86 
204.3 
30.95 
For the proper motion of AB. 
A. G. Berlin o'.'o8i in 170^2 
1668. 2 377. ( 8 .3...8.7) 
R. A. 3” I3 m 43 s Decl. + 18 0 45' 
A and C (11.5) 
1912.678 22H2 24T53 
.695 222.7 24.47 
.717 222.6 24.84 
1912.69 222.2 24.61 
Very little, if any, change in the faint companion, and only a 
l little motion in the close pair. 
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