Burnham: Measures of Proper Motion Stars 
From meridian observations: 
Auwers 
o "435 
in 
i8i?7 
Porter 
0.438 
in 
180.7 
Boss 
0.452 
in 
178.6 
9626 . H 1439. (7.4...9.1) 
R. A. 19" 4 2 m 23" Decl. + 55° 33' 
1907.312 200?5 32"6 i 
.329 200.1 32.70 
1907.32 200.3 32.65 
No early measures. 
9689 . 02 389. (6.9...13) 
R. A. I9 h 46"’ 58 s Decl. + 30° 50' 
1906.906 
6.964 
7.312 
A and B 
307 ° 5 
307.6 
307-4 
9"89 
10.00 
9.81 
1907.06 
307-5 
9.90 
A 
and C (8.8) 
1907.271 
iS 4?5 
12". 62 
.312 
184.2 
12-53 
1907.29 
184.3 
12.57 
The nearest companion, 13 m, was added by Espin in 1906. 
No change in AC. 
9652 . A. G. 238. (9.1...9.2) 
R. A. i9 h 44 m 25 s Decl. + 6° 55' 
1907.463 273?o 5"65 
.482 274.6 5.86 
.485 273.8 5-67 
1907.48 273.8 5.73 
The position-angle of 1894 is too large. 
9677 . 19 Cygni. H 603. (6.0...10.0) 
R. A. 19" 46’ 
1907-312 
.329 
.331 
" 19 8 Decl. + 38° 25' 
A and B 
i° 3°97 54-01 
104.47 54-48 
104.27 53-91 
1907.32 
104.24 
54-13 
B 
and C (11.7) 
1907.312 
11 °7 
21 "42 
.329 
11.1 
21.50 
1907-32 
11.4 
21.46 
From a mean of my two sets of measures, and a mean of the 
two positions by Engelhardt, the proper motion of the principal 
star is: 
Measures of B 
o'.'io3 
in 
1 7 °° 7 
Auwers 
0.112 
in 
3-6 
Bossert 
O.IIO 
in 
6.1 
Boss 
0.098 
in 
6.2 
The measures of C do not show any motion in B, but later 
observations will make this certain. 
9683 . A. G. 240. (8.8...8.8) 
R. A. I9 h 46™ 35" Decl. + 47 0 30' 
1907.444 256?5 I4"50 
.465 256.0 14.52 
9691 . H 1447. (7.9...10.9) 
R. A. 19” 47 m 9 8 Decl. + 33 0 46' 
1907.312 
.465 
.482 
A and B 
333-9 
333 - 8 
334 - 6 
i 8"39 
18.29 
18.22 
1907.42 
334-1 
18.30 
A and C (11.3) 
1907.312 
86?2 
22"05 
.465 
85-4 
22.31 
.482 
85-7 
22.l6 
1907.42 
85.8 
22.17 
No early measures. 
9716 . H 1449. (9.0...12.2) 
R. A. I9 b 48™ 39 s Decl. + 32 0 44' 
1910.263 280? 1 7". 63 
.473 282.8 7.29 
. 490 282.6 7.28 
1910.41 281.8 7.40 
Two other similar pairs in the field, h 2052 is 2 m 50 s pre 
ceding H 1449. 
9724 . p Aquilae. 02 532. (3.8...11.3) 
R. A. I9 h 49 m 25 s Decl. + 6° 6' 
A and C (10.0) 
1907.711 
348?oo 
166"00 
.714 
347-70 
166.20 
•731 
348.03 
166.53 
1907.72 
347-91 
166.24 
The prior measure is: 
1879-38 347-13 151-89 3 n P 3 
1907-45 
256.2 
I4-5I 
250 
