OF CLOCK RATES UPON LONGITUDE WORK. 125 



nearly the same as those above, but the mean difference is B A^^ 



— 0^009, while the mean difference of the more widely extended list 

 is less than o^ooI. Many of these stars close to the equator were 

 not included in our observing program, since the intervals between 

 successive stars were often too short. 



R. A. 

 



3 

 4 



6 



7 

 8 



9 

 10 

 II 

 12 

 13 

 14 



15 ' 15 000 



C05 

 16* 15 — 005 



004 



17 9 — 001 



003 



18 IS _[_ 002 



00^ 



