xlvi 
Burnham: General Catalogue of Double Stars 
20. c 
PRECESSION IN R. A. FOR 1880 
20. c 
R. A. for+Decl. 
20 
21 
22 
23 
24 
25 
26 
27 
28 
29 
3 
R. A. for Dec). 
h. m. 

h. m. 
12 
3 ? 072 
3*072 
3*072 
3*072 
3*072 
3*072 
3*072 
3*072 
3*072 
3 ? 072 
3*072 
h. m. 
12 O 
h. m. 
24 o 
10 
II 50 
.094 
095 
.096 
.097 
.098 
.100 
.101 
.102 
-103 
.105 
.106 
10 
23 50 
20 
40 
.115 
.117 
.119 
.122 
.124 
.127 
.129 
.132 
134 
137 
.140 
20 
40 
30 
30 
.136 
139 
143 
.146 
.150 
154 
.158 
.161 
.165 
.169 
173 
30 
30 
40 
20 
.157 
.161 
.166 
.171 
.176 
.181 
.186 
.I9t 
.196 
.201 
.206 
40 
20 
50 
10 
.178 
.183 
.189 
195 
.201 
.207 
213 
.220 
.226 
233 
-239 
50 
IO 
I O 
II O 
3.198 
3-205 
3.212 
3.219 
3.226 
3-234 
3.241 
3-249 
3-256 
3.264 
3.272 
13 o 
23 o 
IO 
10 50 
.218 
.227 
235 
243 
251 
.260 
.268 
.277 
.286 
.295 
304 
10 
22 50 
20 
40 
.238 
.248 
257 
.266 
.276 
.286 
295 
-305 
315 
.326 
336 
2O 
40 
30 
30 
.258 
.269 
279 
.289 
.300 
311 
.322 
-333 
344 
356 
.368 
30 
30 
40 
2O 
.277 
.289 
301 
312 
324 
.336 
348 
.360 
373 
.386 
399 
40 
20 
50 
IO 
.296 
309 
.322 
334 
347 
.360 
373 
-387 
.401 
.415 
429 
So 
IO 
2 O 
IO O 
3-315 
3.329 
3-342 
3-356 
3-370 
3.384 
3.398 
3-4I3 
3.428 
3-443 
3.458 
14 o 
22 
IO 
9 So 
333 
.348 
.362 
377 
392 
.407 
423 
-438 
454 
.471 
.487 
IO 
21 50 
2O 
40 
351 
.367 
382 
398 
.414 
430 
.446 
-463 
.480 
497 
515 
20 
40 
3 
30 
.368 
.385 
.401 
.418 
435 
452 
469 
.487 
505 
523 
542 
30 
30 
40 
20 
.385 
.402 
.420 
437 
455 
473 
.491 
.510 
529 
549 
5b8 
40 
2O 
So 
IO 
.401 
.419 
437 
.456 
474 
493 
513 
533 
553 
573 
594 
So 
IO 
3 o 
9 o 
3.416 
3-435 
3-454 
3-474 
3-493 
3-5I3 
3-533 
3-554 
3-575 
3-596 
3.618 
IS o 
21 
IO 
8 50 
431 
.451 
471 
.491 
.511 
532 
553 
575 
.596 
.619 
.641 
IO 
20 50 
20 
40 
445 
.465 
.486 
.507 
.528 
.550 
-572 
594 
.617 
.640 
.664 
20 
40 
30 
30 
458 
479 
501 
-523 
545 
-567 
.590 
.613 
636 
.660 
685 
30 
30 
40 
20 
471 
493 
515 
537 
.560 
583 
.606 
.630 
655 
.679 
.705 
40 
20 
So 
IO 
483 
-SOS 
.528 
551 
-574 
-598 
.622 
647 
.672 
.697 
.723 
50 
IO 
4 o 
8 o 
3-494 
3-517 
3-540 
3-564 
3-588 
3-612 
3-637 
3 f >(>2 
3.688 
3-7I4 
3-741 
16 o 
2O O 
IO 
7 50 
.504 
.528 
551 
.576 
.600 
625 
.651 
.676 
703 
730 
-757 
IO 
19 SO 
20 
40 
.514 
-537 
562 
.587 
.612 
.637 
663 
.690 
.717 
744 
.772 
20 
40 
30 
30 
.522 
546 
571 
597 
.622 
.648 
.675 
.702 
.729 
757 
785 
30 
30 
40 
20 
530 
555 
.580 
.606 
.632 
.658 
.685 
.712 
.740 
769 
.798 
40 
20 
So 
10 
536 
.562 
.588 
.614 
.640 
.667 
694 
.722 
750 
779 
.809 
So 
IO 
5 o 
7 o 
3-542 
3-568 
3-594 
3-621 
3-647 
3-675 
3.702 
3-730 
3-759 
3.788 
3-8i8 
17 o 
19 o 
IO 
6 50 
546 
573 
.600 
.626 
-653 
.681 
.709 
737 
.766 
.796 
.826 
IO 
18 50 
20 
40 
.550 
-578 
.604 
.631 
.658 
.686 
715 
743 
.772 
.802 
.832 
20 
40 
30 
30 
553 
-581 
.608 
635 
.662 
.690 
.719 
.748 
777 
.807 
.838 
30 
30 
40 
20 
556 
54 
.610 
.638 
-665 
693 
.722 
751 
.780 
.811 
.841 
40 
20 
So 
10 
557 
.585 
.612 
639 
.667 
.695 
.724 
753 
783 
813 
843 
50 
10 
6 o 
6 o 
3-558 
3.586 
3-613 
3-640 
3.668 
3-696 
3-724 
3-754 
3.783 
3-813 
3-844 
18 o 
18 o 
