284 



CATALOGUE OF POLAR STARS. 



s. 



A 



A 



3 



+ 0.00008334 

 0.00203746 



0.30237888 + 



s. 



Ai 



+ 73.51432400 



We have therefore 



0.00008334 



12 



0.00203746 



6 



• *. 



0.30237194 



+ 73.51398442 



Epoch. 



1875.0 



h. to. 



7 29 



a 



s. 



5.63100000 



1870.0 



7 30 18.99379845 



A 



8. 



+ 73.51398442 

 + 73.36279845 



A 



s. 



0.30237194 



0.30436774 



A 



8 



S. 



0.00203746 

 0.00199580 



A 4 



5. 



+ 0.00008334 



The sumni 



either direction from 1875 may now b 



ed by the 



successive 



additions or subtractions of the differences. 



The application of this method will be illustrated by the computation of a for 

 each year from 1875 to 1899. 



Epoch. 



1875 



1876 



1877 



1878 



1879 



1880 



1881 



1882 



1883 



1884 



1885 



1886 



1887 



h. TO. S. 



7 29 5.63100000 



7 30 18.99379845 



7 31 32.05222016 



7 32 44.80437907 



7 33 57.24842086 



7 35 9.38260695 



7 36 21.20527550 



7 37 32.71484741 



7 38 43.90982692 



7 39 54.78880161 



7 41 5.35044240 



7 42 15.59350355 



7 43 25.51682266 



A 



+ 73.36279845 



+ 73.05843071 



+ 72.75215051 



+ 72.44404119 



+ 72.13418609 



+ 71.82266855 



+ 71.50957191 



+ 71.19497951 



+ 70.87897409 



+ 70.56164079 



+ 70.24306115 



+ 69.92331911 



+ 69.60249801 



A 



0.30436774 



0.30628020 



0.30810932 



0.30985510 



0.31151754 



0.31309664 



0.31459240 



0.31600482 



0.31733390 



0.31857964 



0.31974204 



0.32082110 



A 



3 



0.00199580 



0.00191246 



0.00182912 



0.00174578 



0.00166244 



0.00157910 



0.00149576 



0.00141242 



0.00132908 



0.00124574 



0.00116240 



0.00107906 



0.00099572 



A 4 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



+ 0.00008334 



