The motion of the stars 



37 



TABLE I coot. Square JDg 



Class-breadth lo = O".O50 

 Provisory mean (ilf^) in u (= Aa cos 8) and v (= A3): = — 0".025 = — 0.5 iv 



1) Stars brighter than 4 2) 4.00 <^ ni <^ 4.99 





-4 -3 



-2 -1 



0 



+ 1 +2 



V 







-4 -3 



-2 



-1 



0 



+1 +2 



V 



+4 

 +3 

 +2 

 +1 



1 



1 



2 





+4 

 +8 

 +2 

 +1 





1 



1 



1 



1 



4 



0 

 -1 



1 





1 





0 



-1 

 -2 



1 



2 

 1 





1 



1 

 1 



5 

 1 

 1 



V 



1 



1 





1 





V 



1 



4 



1 



2 



3 



11 





Xg = — 1.83 





2/„ = + 1.83 







= — 1.409 

 0^ = + 1.564 









2/o = — 0.409 

 = 4- 0.900 





^20 = + 2.447 v„, = + 0.810 



v,j - — 1.099 

 r = — 0.780 







3) 



5.00 



j< 



m 



< 



5.99 









-6 



-5 



-4 -3 



-2 



-1 



0 



+ 1 



+2 



V 



+3 







1 







2 



1 





4 



+2 















1 





1 



+ 1 







1 



1 



3 



4 



1 





10 



0 



1 









1 



7 



4 





13 



-1 





















-2 









1 



1 









2 



-3 





















-4 

















1 



1 



V 



1 





2 



2 



5 



13 



7 



1 



31 





— 0.887 





= + 0.016 





+ 1.538 





= + 1.457 





+ 0.838 





= + 0.314 





+'0.460 



Ey 



= + 0.211 





+ 2.366 



''so 



= — 6.097 



■:: = 



— 0.219 



"''03 



= — 1.938 



V = 



+ 2.121 



^40 



= + 37.381 



r ~ 



— 0.098 





= -)- 21.114 



4) All stars brighter than 6' 



»\ a 

 0 \ 



-6 -5 



-4 



-3 



-2 



-1 



0 



+ 1 



+2 



V 



+4 









1 









1 



2 



+3 







1 







2 



1 





4 



+2 















1 





1 



+1 







1 



2 



4 



5 



2 





14 



0 



1 



1 





2 



1 



8 



5 





18 



-1 





1 





1 











2 



-2 









1 



1 





1 





3 



-3 





















-4 

















1 



1 



V 



1 



2 



2 



7 



G 



15 



10 



2 



45 





= — 1.078 



2/0 = 



+ 0.033 





= + 1.653 





+ 1.515 





= + 0.522 





+ 0.013 





= + 0.142 





+ 0.153 



"''20 



= + 2.733 





— 4.714 



•-'n 



= + 0.064 



'^os 



— 0.089 



"''02 



= + 2,294 



-; . 



+ 30.855 







V = 



-i- 22.237 



