116 CONTINUATION OF DAMOISEAU'S TABLES OF JUPITER'S SATELLITES. [19 



These corrections for 1880 and 1890, expressed in decimals of a degree, 

 are given in the following Table : 



SAT. I. 



Arg' 1 4 5 67 8 9 HI. 



1880 --0011 -'007 -'002 -'224 '005 -'027 -'027 '003 

 1890 -'0034 -'008 -'001 -'241 '005 -'029 -'029 '003 



SAT. II. 



Arg' 12 345678 



1880 --0011 -001 -001 -002 '003 '005 -'027 -'025 

 1890 --0033 -001 -001 -002 '003 '006 -'029 -'027 



Arg' I. II. III. IV. 



1880 '005 '023 '002 '003 

 1890 '005 '023 -002 '004 



SAT. III. 



Arg' 14589 I. IV. 



1880 -'0010 '007 -'002 -'031 -'026 '112 '132 

 1890 -'0032 '009 -'002 -'033 -'028 '120 '142 



SAT. IV. 



Arg' 123 45 6 7 



1880 -'0011 -'003 -'002 -'002 '007 '003 -'059 



1890 -'0034 -'003 -'003 -'002 '007 '003 -'064 



Arg' I. II. III. IV. 



1880 -'058 -'066 -'059 '003 

 1890 -'063 -'071 --064 -002 



Corrections of the Mean Arguments on account of the Perturbations of Jupiter. 



J, which is the correction to be applied to Arg* 1, is the great in- 

 equality of Jupiter, and is given in Table IX. of Le Terrier's Tables, where 

 it is called SL. 



The perturbations of longitude and of radius vector, which Damoiseau 

 calls <f> and <j> 1} are to be found in the following manner : 



