Log. v cof. X — o, 3 1 5 1 307 1; cof. X = 2 , d"5oo 1 9 



Log. lin. ^r:p,8224S74- '^ col. — o, 7 5 i 6 237 



0,1375681 'ycof.X-fcof.Om, 3 143782 



Log.fin.O' — 9,9687880 L, ['ycof. X-ccofJ):r o, 1187205 



, ~ Log.-ycol. X— 0,31 513C7 



Log «'-0,1687801 ^ ^ ^ 



2Log.tt':=:o, 3375602 Log.Niim. — 0,433^512 



Lcg. Denom. — o, 3375602 



0,0962910 



Idcoqiie numeriis per qiiem mnltipHcari debet variario ia 

 Longitudine Nodi , vt prodeat variario in angulo 0', erit 

 I, 2482, hincque prodibit pio variatione anguli 374-", vno 

 tantum fcrupulo fecundo diuerfa ab illa, quam cakulo in- 

 uenimu.s. Caeterum hac occafione obreruare conuenit , ad 

 calculum facilitandum praeftare, fi loco formulae, 



7 fl/ vco LXd^(ccoJ.9 — vcof.\) 



a V — jp^ » 



ifta adhibcatur: 



. a, dfi.(ii-6"^ic(of.6—vcof.\ ) ^ 



" " vjln.d\C0j.\ 



§. 20. Vlterius pro variatione in Latitudine Geo- 

 ccntrica, loco formulae fupra allatae 



dA' = - ""'^^^!' fin. ^ fin- A cof. A, 

 Tfum faciamus huius 



i/^i'— fin.A'-.fin-A'' et tt':vcoi?i^ dn.^-C^nJ'. 

 Hinc pro cafn pracfenti , vbi A'= 59".44'. 5©", calculus 



^^'^= Log. 



