32 ^on Pvmtxomn 



(T^ + TE) (Tß — TE), oöcvrr— f = §?— TE\ S)tef gttbi 



/tßMg 0, forflli:^ f=^ßn^ cot (J) i:nt> Ec = 



p\AnN^(iti> + cQ/30 _ ?:^X 3rt nuiT iEa Öie 5)ut^ 



bßnocfm-^ bßn<^ 



fd>nttt^[tnie öcö 5(cquator^ ttiit t>tm ^eriDian / fo ijl GlTZ -t- 

 CTZ = 90" = X-i-fp, nrfo /w (J) = co/X, unö cof<p=ßnX, Ucr 

 bcr^em njar hßna^^ißn-^' ^finX), alfc* fünbet man Ec = 



L^li — ___Pi^^_ = TE — -J^^^, unti t>örauf 

 /«(p ßn-^+ßnX ßn-^+ßnA 



fotot TE — Ec =Tc -----i'-^^-P— .tvcfc^c^ tvieberum öUc^ tnU 



4^ ^ 



m 3:. ®. 



