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Show [ 243] 152 Encampment on the Sweet lVater, at Rock Independence-Continued DETJ:R!\II~:\TION OF '1'1:\IE. .Augu~t 22, 1 4.2.-Altitudc of Arctums. Observations. J'IR T SERIES. H ; ONO "Eflii: • c-r. -- - -- Double altitude of Time of chronometer. / Ooubl altitude of Time of chrooomct Arcturu ·. .'\ I'Ct~I'U". I - - I ~-- c!r;;. min. h. dt•;;. 111 i 11. I 6! sec. 1lt 111. 5CC. ,\('C. h. mill. ,I f C. 32 50 7 07 42.0 58 t)6 10 7 J7 00.0 60 56 25 7 09 l·L6 57 2~ 00 7 18 59.5 hO 28 20 7 JO 35.0 56 4 50 7 20 JO.O 59 45 50 7 12 30.5 55 47 40 7 23 15.0 59 17 00 7 13 40.5 55 18 30 7 !24 34.3 , Index error == - 22''. Result of calculation. Mean time. Rt:tard. Longitude. h. ?nin. t.ec. 8 37 OG h. min. 8tc. ] 21 l7 . . . . . .. . . . . . . . . . . . . . . . DETEI'C'IJL\'.-\TlON OF Tll\l.C. Angnst 23, 1 42.-Altitnde of the Snn. Observat i01lS. ----------------------------~----------------------------- FIRST E RIE • SECOND t:R IE S. ---- Double altitude of the T1mc of chronometer. Double altitude of the Time of chronomctor. lower limb of the un. lower limb of the "'un. d('g. min. 5l'C. lt. mi 11. sec. dr;;. Ill ill . .v c. h. min . 32 18 35 5 28 06 \ ( c. 3~ 34 10 33 35 50 5 31 36 32 5 28 48.7 33 4 :l5 5 32 JO 40 30 5 29 33 3:J 58 25 5 32 :n 33 00 30 5 :m 00 34 0 30 5 33 05 33 15 20 5 30 40 34 35 30 5 34 18.5 [ 243 ~1 .Encampnu:nt on .Vorthfork of Platte 7'iver, mouth of Sweet lVater rivt1 I JETEfli\IINATION OF Tll\tE. Augn t 23, 1 42.-Altitude of the Sun . Obsenxrtion . - ---------- } I 11!1' t:.J<IE! . SECONO 3ERII-.;S . D blc all1tud • of the Tim ' of chronometer. Douhla altitud<' of the Time of chronometer. :un· Jow(•r Jimh. 'uu''> lo" cr limb. Cl([:. 4~ 43 43 43 43 mir~. M(.. h. min . M'(' . tlc.:r. mm. sec. lt. ?lli ~- :11 0.> 3 19 4:3.0 4:l OJ 30 3 23 ~~. ) 50 :J 20 51.5 42 52 10 3 23 4:t ;JQ 3 ~I 23.3 42 39 55 3 24 30 .iO 3 21 [) .5 42 21 30 3 24 17 30 3 C...)....). 35.0 42 J3 50 3 25 Index: error == - 22". Ilesult of calculation. Mean tiu1e. Reto.ru. Lon~itudc . ---- h. IIIII I. C(C, h. min. uc. 4 45 24 1 2~ 35 ....................... DETERl\ll~ATION OF L/ITITUDE. August 23, 1842.-Altitude of Polm•is . r Observations. Double altitude of Po- Time of chronometer. lari . r.cg. min. sec. h. min. sec. 84 20 00 6 49 55 ~ 21 30 6 52 20 84 22 15 G 53 Ot 84 24 20 6 55 14 4 2.) 20 G 56 32 84 26 30 6 57 56 4 2 10 6 59 28 84 2 25 7 00 59 .j 30 20 7 02 29 '4 31 10 7 04 13 llesult of calculation. True altitude. Mean time. I Latitude. h. mi.n. sec. cleg. min. t!t>;;. mirt. ' ('('. 8 22 08 4~ 27 4~ 12 50 sec. 18 uc. 17.4 43.4 17.5 50.3 27.4 |