— 46 1 — 



sive rejecto termino K 2 -h§<J\ qui integratus formam (K^-f-fj^r 

 induit, ideoque ad motum medium pertinet, 



££=: — ra/za 3 £(i+2a 2 ) fdr (4K cos 2 (9 — p) 



H-5cos4 (g — p)). 



$. 48. Restituto jam valore (§. 35.) dt ~ n^r, varia- 

 tiones angulorum g, p> per motum solis medium dt exprimere 

 oportet. Est autem 



dp— 12, 36892 dt ($. 2.), et 



dq = l3, 255865 dt (V. Theor. lunae pag. 86. 87): 

 unde posito 12, 36892 zzzp', i3, 255865 zz q\ 

 nanciscimur 



^ = -^mc 3 5(i+ 2a*) fdt (4Kcos 2 (</-—/>) 

 4- 5 cos 4 (9 — p) ). 



Quare qnum sit 



dq — dp — (cf— //) dt~ O, 886945 3^ 



et motus medius lunae (rc) ad motum medium solis (V) ut 

 annus sideralis^ ( 5i558i5i min. sec. ) ad mensem sideralem 

 (2360591,. 5 min. sec.) , ideoque 



j= 13, 3687472; 



posito q — p — r, resultat 



v£ 13, 36S7472 



d ^~ ^TsW rna z S(i +3a') /5r (4K cos 2rH-cfcos4r), 



ac integrando 



XZ— l3 > 3687472 - * > . 5 . 



o$ — 571sW ma <*( 4 -f-aa-) (aKsinar + jsm 4r). 



