CU = *fin.(*-<t>) et TU = *c6f.(a-<J>); 

 ex triangulo autem S T V colligitur 



S V = a cof. (p et TV-a fin. (J>, 

 Tnde fit 



S P = S V - C U = a cof. <J>- * fin. (* -<J>) 



C P = T V - T U = a fin. $ - x cof. (* - $). 



His inuentis triangulum ZC P, ad C reftangulum , prae- 

 bet tangentem inclinationis C P 2, hoc eft 

 tang. w z= ^ = _^- ;: ^^^-— . 



Datae autem hic concipiuntur ipfa pofitio lineae nodorum, 

 liue angulus $, et inclinatio orbitae ad eclipticam, feu an- 

 gulus (o , per quae igitur elementa interuallum C T ita 

 determinatur, vt fit 



r* T v offn.Qlhnj.iii 



tS # — -*? ff-i-coj. ( a — (p ) fang. w 



ex quo porro, ob # — z cof. ^, deducitur diftantia Come- 

 tae a Terra, hoc eft interuaJlum 



T 7 * o Jin.St) tmgJ>> . 



— co/. /) ( ff -+- coj. ( a — <P)tang*u ) * 



§. 6". Quodfi iam valor ipfins x in expreffionibui 

 pro interuallis SP, CP, CZ fupra inuentis fubftituacur , 

 prodibunt fequentes valores : 



o p ff o cof. <$ -t- a eof g iarrg. w . 



*^ — ■ $-+- cou ( a" - (J> ) tang. u> » 



£ p 5 afin. <P . 



— J -»- co/. (3 — Cp ) f<fng. u » 



/"* ^ g qfia. Cp >tt'ng;bJ . 



6-+-co/.( a — Cp)fang.w * 



CX quibus porro deducitur interuallum 



7P — V ic P* _i_ C 7M — ggffn iQ - 



Du- 



