Burnham: Measures of Proper Motion Stars 
8 Lyncis (6.O...9.0) 
R. A. 6 h 26 m 28 s Dccl. + 61 0 35' 
A and B 
1907.848 79° 77 
I 56 " 8 4 
8.000 80.02 
157.21 
8.025 80.02 
156.81 
1907.96 79.94 
156.95 
B and b (12.7) 
1907.848 252°. 7 s 
7i"o6 
8.000 252.42 
71.16 
8.025 252.53 
70.78 
1907.96 252.57 
71.00 
The faint star between A and B is measured for ascertainin; 
whether or not B has any motion. 
The measures of AB are : 
1854-31 84 °63 144-53 
3 n 
02 
1884.25 81.92 151.27 
2n 
H 2 
1907.96 79.94 156.95 
3 n 
P 
These positions make the proper motion of 8 Lyncis: 
0^327 in 2i7?3 
Some of the values from transit observations are : 
Auwers 0^352 in 
2 i6°6 
Newcomb 0.335 in 
214.4 
Boss 0.342 in 
214.6 
DM (38°) : 
1539 (6.3. 
..10.7) 
R. A. 6 h 28 m 18 s Decl. + 38°32' 
1908.884 
222?25 
11 7^97 
.898 
222.18 
117.90 
.900 
222.35 
117.79 
1908.89 
222.29 
117.89 
The only other measures 
are: 
1878.58 221?74 
118"60 
211 B 1 
The large star is reddish (Groombridge 1190). The prope 
motion is given: 
Greenwich 
0^030 in 
I 95 °S 
Boss 
0.036 in 
165.0 
Y Geminorum (2.5.. 
.11.8) 
R. A. 6 h 28™ 
1 26 s Decl. + 16 0 30' 
A and B 
1907.692 
295°45 
I 35 " 5 i 
.772 
295.13 
135.57 
.807 
295.20 
I 35.36 
A 
and C (1x.5) 
1907.692 
335°25 
I 43 " 6 o 
• 772 
335-40 
143-50 
.807 
335-23 
143-41 
Unfortunately the early positions depend on a single night. 
This will be remedied by measures after another quarter- 
century interval. 
AB 
1880.03 
294 ? 7 o 
I 33"04 
in 
P 
1907.76 
295.26 
I 35.48 
3 n 
P 
AC 
18S0.03 
335-50 
141.74 
in 
P 
1907.76 
335-29 
143.50 
3 n 
P 
The mean motion from both stars is: 
Measures 
o"o8 3 
in 
I40?6 
Auwers 
0.047 
in 
140.0 
Newcomb 
0.067 
in 
135-2 
Boss 
0.065 
in 
136.5 
50 Aurigae 
R. A. 6 " 30 m 46 s Decl. + 42 0 36' 
A and B (10.6) 
1907.791 109-23 52^69 
.810 109.08 52.32 
.845 109.45 52.53 
1907.81 
109.25 
52.51 
A 
and C (11.3) 
1907-791 
74 ° 75 
99"40 
.810 
74-83 
99.42 
• 845 
75-35 
99-32 
1907.81 
74.98 
99-38 
No other measures. The proper motion of 50 Aurigae is 
small. 
Auwers o"o69 in 192? 1 
Boss 0.061 in 174.8 
This was measured in the first instance by mistake for 58 
Aurigae. The similarity in the arrangement of the three com¬ 
ponents will be noticed. From the Astrographic Catologuc we 
have for AB: 
1894.95 
no?o 53"25 
Donner 
58 Aurigae (5-2) 
R. A. 6 h 
42”’ 17 3 Decl. + 41 0 55' 
A and B (10.2) 
1907.807 
I02?88 
4o'.'6o 
.810 
103.06 
40.71 
.845 
103.05 
40.70 
1907.82 
103.00 
40.67 
A and C (11.8) 
1907.807 
75 ° 96 
117778 
.845 
75-72 
117.67 
1907.82 
75.84 
117.72 
No other measures of C. For AB we have: 
1888.28 
107^67 
4 i'fo 3 
211 
Eng 
1894.25 
106.15 
40.82 
2n 
Eng 
1894.95 
106.3 
40.66 
Donner 
1907.82 
103.00 
40.67 
3 n 
P 
A mean of the first two and the last gives the proper motion 
of 58 Aurigae: 
o"i56 in i89?2 
25 
