CATALOGUE OF POLAR STARS. 



243 



Computation of 



d-n 



By Bessel's Formulae. 



log tan- S 

 log sin 2 a 

 log constant 

 log (1) 

 log tan 3 

 log cos a 

 log constant 

 log (2) 

 log sin 2 a 

 log constant 

 log (3) 

 log tan d 

 log sin a 

 log constant 

 log (4) 



3.5107897 



9.8460234W 



6.1138956 



9.4707087?i 



1.75.53949 



9.5786708;* 



6.4752367 



7.8093024H 



9.8460234;i 



5.8128656 



5.6588890W 



1.7553949 



9.966.3226 



4.7599145W 



6.4816320« 



dt"" 



By Hill'B Fonnulse. 



da 



log — 

 ° dt 



log constant 

 log (1) 

 da 

 log -:— 

 ° dt 



log cos « 



log tan 5 



log constant 



log (2) 



, dd 



log "T- 



'=' dt 



log sin a 



log sec^ 8 



log constant 



log (3) 



1.8663720 



4.6338048« 

 6.5001768« 



1.8663720 



9.5786708n 

 1.7553949 

 5.9877809 

 9.1882186m 



0.8808764« 



9.9663226 

 3.5109236 

 4.8116896 

 9.1698122m 



log sin 2 a 

 log constant 

 log (1) 

 constant 



By Mentcn's Formnlse. 



9.8460234m 



5.8128656 



5.6588890m 



+ .00001899 



(1) 

 (2) 

 U 

 logi? 



(1) 

 A 



log sin a 

 log constant 



log (1) 

 log cos a 

 log constant 

 log (2) 



- .00004559 lorr tan 8 



-.000053239 

 -.000132101 

 -.000185400 

 6.0738649m 

 1.7553949 



-.00002660 log i? tan (5 7.8292598m 



9.9663226 



4.7599145m 



4.7262371m 



9.5786708m 



6.4752367 



G.0539075M 



log sin 2 a 9.8460234m 

 log constant 6.1138956 

 log V 5.9599190m 



log tan^ 8 3.5107897 

 log Ctan-^<5 9.4707087m 



Constant +0.00001899 

 (1) - .29560297 



- .00644618 



- .00004559 



- .00030313 



(3) 

 (-t) 

 d'a 



de 



-0.30237888 



Computation of 



Constant +0.00003221 



(1) - .00031635 



(2) - .15424766 



(3) _ .14784689 



d-a 

 dt- 



d'8 



log tan 8 

 log sin^ a 

 log constant 

 log (1) 

 log sin a 

 log constant 

 log (2) 

 log cos a 

 log constant 

 log (3) 



df 



1.7553949 

 9.9326452 



7.2899869m 



8.9780270m 



9.9663226 



7.6513280m 



7.6176506m 



9.5786708m 



5.9360108W 



5.5146816 



(1) 

 (2) 

 (3) 

 d'8 



df 



-0.095066 

 - .004146 



+ .000033 



-0.099179 



■0.302.37869 



A -0.00002660 



J? tan 5 - .00674931 

 C tan^ 8 - .29560297 



df 



-0.30237888 



