Burnham: Measures of Proper Motion Stars 
3962. 21051. (6.5...8.6) 
R. A. 7 h I2 m 7 s Decl. + 73 0 19' 
A and C (6.7) 
1912 .755 
.791 
-793 
82! 1 
82.8 
82.7 
3 i "34 
31-85 
31-39 
1912.78 
82.5 
31-53 
C and D (13.0) 
1912.755 
124-93 
46V36 
.791 
125.62 
46.09 
• 793 
125-93 
46.56 
1912.78 
125-49 
46.34 
No other measures of D. The large stars have a common 
proper motion: 
Bossert o"o59 in 25o?3 
Greenwich 0.053 in 247.8 
3965. 2 1069. (8.3...8.3) 
R. A. 7 h I2 m 32 s Decl. — 13 0 29' 
1907.022 
I 93°6 
25-23 
7-137 
194-7 
25.08 
9.170 
194.1 
25.36 
1907.78 
194.1 
25.22 
No change. 
3971. S 546. (8.5...8.6) 
R. A. 7 ,1 i3 m 4* Decl.+ 3i°42' 
I 9 H -755 
.835 
.870 
A and B 
358 ?10 
357-83 
358.50 
83"37 
83.46 
83.22 
1911.82 
358.14 
83-35 
A and C (8.6) 
I 9 H -755 
67°57 
144-05 
.835 
67.63 
143-52 
.870 
68.30 
143-93 
1911.82 
67.83 
143.83 
The only other measures of this are uncertain in distance and 
angle: 
I 879-33 288?45 73"70 in B 1 
1879.78 286.07 74-72 in Bl. 
A and 
motion. 
1880.55 
; 288?45 
73-70 
in 
! 286.07 
74.72 
in 
lave a common proper motion, if 
Auwers 
o"o 48 in 
226? 4 
A. G. Hels 0.062 in 
216.8 
Boss 
0.038 in 
177-4 
3977. 2 
1070. (8.2. 
..9.2) 
R. A. 7 h 13™ 
31 9 Decl. + 34 ° 15 ' 
A and B 
1908.769 
322?9 
1 "74 
9.071 
322.8 
1.83 
1908.92 
322.8 
1.78 
A and C (10.7) 
1908.766 
122?oo 
87" 16 
.769 
121.66 
87.16 
.788 
122.43 
87.44 
1908.77 
122.03 
87-25 
sensible proper motion in 
AB: 
I22?38 
87-91 
2n 
3991. 2 
CO 
O 
.10.2) 
R. A. 7 h I 4 m 
22® Decl. + 45 0 14' 
1911-835 
13-9 
i7"oi 
12.046 
14-5 
16.93 
12.066 
15-5 
16.98 
1911.98 
14.6 
16.97 
Bl. 
From the measures by 2 , A, Doo and (3 (1829-1911) we have 
r the proper motion of A: 
3994-2-. 56 Geminorum. (6.0...13.0) 
If the measures of 1825 are substantially correct, there has 
been considerable change from proper motion; later observa¬ 
tions will determine this. 
R. A. 7 h I4 m 52 s Decl. + 20° 40' 
1912.810 203?6 i6"9I 
.867 203.3 17-39 
3973. ig Lynets. 2 1062. (5.3...6.6) 
R. A. 7 h i3 m 4® Decl. + 55 0 30' 
1912.84 203.4 17-15 
The only other measures are of recent date: 
1901.08 205? 1 I 7"75 2n |3 
B and C (11.0) 
1908.766 
287^03 
74"20 
.769 
287.46 
74-52 
.788 
287.60 
74-31 
1908.77 
287.36 
74-34 
The observations should be continued for the proper motion 
of the bright star. 
Measures 
o!'o 67 
in 
248! 1 
Auwers 
0.075 
in 
263.9 
Boss 
0.069 
in 
241.3 
152 
