*j6i 



tf 



in qiia conficierida latiludinem Wyborgii supposui r^o^^a'^^' 

 (quam idem observator ex altitudinibus solis meridianis 

 dcduxitj, longitudinem a Fetropoli occidentem versus ~ S 

 minutis priiiiis unius horae, per tabulas inveni, method» 

 vulgari supra exi^osita, ad raomentum 





I n i 



— 2.9 34- >04" 



— 32. 45 »30. 

 4.23. 13. 4j90- 



31 ,12- 



£/L = W' - fe^ .- 1^22^53; C 

 C'C'L z:z 4) ~,S° i6- 48' 



:zr j' =z 30 55^77; S £'" 



// 



L ~ 





S T' 



S C' C'' =: vj.^ ^ 81° 9' 10' ; S C V 



c rr 9 a7V8; 



e = 9' 33 'i78; 

 j' — ■ 30' 5<5',22; 



A S r^ ziz v]^^ — CP rr 72' 52 22-^; B S C"' ~ v^/" -+- =: 

 89^20^38"; AS =.-9 6^51; BS —21^2^; T/ — O^ -- AS:- 

 4^23^12' 14/41; L"- = 0-^ ^ BS - V23°2tj'40'^5S; 

 X ~ L' — C' — -^soV^; X — ^L^' -~C' ~— 50 .54- 

 Q.v>i valor cum erroii x ::. — 52 ' 8 qnam observatio Pa- 

 risia praebuit, fere aequalis sit. obsLrvationem WybOrgensem 

 cum i^ansia conferenjus. Prodit scihcet A S — >/ zzz 

 ■4-41 51 .81; BS -f- X'" rrr— 30 22 74; m ( AS— X') — 

 -i- i" 28' 24, 6; m(BS -\~W') ^-^ i^ ^' 9'^^; unde repe- 



No-va Acta AeaA. Imp. Sckr.t. Tom. XIV. E C C C € " li- 



