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Show [ 17:l J 6·:16 NOON II.\1/I' ON 'l'fH~ T.EF'J' DANK Oft' 'rfH~ PI;:\'l"l'E Dett•rrnin rlion nf lolillule. ,\"£'pl ,nb( ,. 16, 1812-allitudc nf Lite sun in the 'I~U rid ian. Douhll' .dtitutlt• of tlw "\Ill's !own final•. Dt~ '""I· .\tt. l4J.! ·1·1 1!) Tmn t'eHiral 'lltilurlt•, /)rg. 111111 ~('{' !"II 1 t '11 l11dt'\ crrm -I Ill Ill. 17 :-.('('. - -· r .ati t uclc. Dr~. mtn. uc. 10 !)1 31 /)eft• ·nninat ion oflatilude, ..V.. t•plemhe?· IG: t 12-rJ./ti!udcofPolari3. OH l•: H V ATlO!'i . ---- DouLlc altitude of Pol,tri.~.;. TilJI · of chronornc~.cr - - /Jrg. Tll/1l. . v·c. 1~. mill . M'C, 8:,3, OH 10 11 04 :31) 10 40 1 L 07 11 ) ~a 12 25 11 II) 11 H:l 14 3f> 11 12 50 t~:l 15 tfO lL 14 41 H') 17 If> 11 16 21 •J ~ 17 ~0 11 18 01 83 19 40 I l ~0 26 !J ~~ 40 j[ 2 1 07, fl :! 2:1 ~f) ll 26 38 lndcx error ......., - 1 min. 1 7 sec. RESUJ/1' Ol' C ALCULATfON. True altitude. Mean ti.R1c. Latitude. Deg. ffl1.11 . sec. h.. rutn. sec. Deg mtn. IU. 41 36 23 9 16 55 40 52 34 L - ------ ... 647 [ 174 J ENCAMPMENT ON TIH1 T.EF'l' HANK 0£·' PLA'l'TE RIVER. Determinntion of lougiludr•, Sfplember If>, 1812-altilude of,/lrctu1'U". 0 H o., F. H V \ 'I' I 0 N-;. Duuhlc altitude of' 1\t!' 'l'11ll!' of chron•mtt•kr. Donhh- altitude of' An·- 'f'illlc ol' ehronomcter lu ru~ . I urus. -- • Dr~. min .~(·~. "· III/II Sf'r Dtt; IIIII/ . ~((' h. wi11. Sl't. fill !)!J 10 !I 17 21.!) 1fl f>!') !j() !) 2R 12.2 4!1 0 ~0 !) '!2 111. :~ 1(i (J2 J!) f) 3() :}50 4'/ [) 7 ·10 !I 2ft ::l(j.f) 1!i 10 20 !) .}2 61 5 R.J<;~t;J.T OJo' C'ALCfJLA'flO.l'l. --- - - -- Mcun tim<'. Advun<'<'. J,ongitudc. h. . mitt. ,ver, h. mm. .'lee. 7 27 27 I oS 11 |
