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Show [ 17J J 372 f~NCAMPMJ·~NT ()N Till.;· :-:-i\VJ:J:T ·w 1\TLR Hl \'ER. D etermt·n a t·10 1", '0J,1 ' !on,.r.,r itudc ' .!Ju• ~ust !1, 1tH 3-fllliltules of .Jupiter • 0 ll 'iE 1 ~ V.\T IONS. F 1 II S T S I·; Ill E S • D~>uhlr altitwlt'~ of .lupit •r. I 'l'itn C' of chrottontt•tpr. Douhl<- ;tl t i t ~~tlc:-; of Time nf chronometer. De,r.,r . .)l 51 51 51 52 111 111· . ~rr. ()I) 10 2!) !)() 10 00 f>:3 '3 () 0 '( 50 • Mcall time. !t. min. srr. 10 :lS 29 h. 1 I .lnpilt'r . min. Nl'(' • J)rg. III I I/ , 8/'l' . h. 1/1(//. St'C. :30 ~:u; f),! H :10 I I :}(j 11.:} :n f>G.!J !)2 : 1 ·~ ~HI :rt 21.4 :33 0!'1.0 !)~ tl!) 10 :38 21.0 :11 1:.!.0 :)~ ;,~ :w :39 29.5 : ~!l 18.0 :) ;) II 110 10 33.3 I rule · error = - .w srr IU~ SU I. T 0 l•' C A L C l.T LA 'l' HI ~ · ,\ lh ntiCl'. Longituuc. h. min. St c. l 0 ~/ ll. l Jmmcrsiun of Jup i/e,·'s fr.,t )'UI .. :Ililf'. - Obscn t'd tim . M l'Jil • illlc. 1 ,m,gitwlc. h. min. src. ;, . l/1/ll. Sf.('. })r;_:. 111 in. S£C. 12 52 23 1 1 ·15 11 107 ,)Q 25 [ 174 - Determination of longiL1tde, .llugus/ U, 1 '13-a// itudcs of a ?quila?. 0 B!'IJ•: H \' ATIONS. •• Double altitwlcs of a i\quilw. 'l'im(' of chrmwmctrr. D~f.J· Ill I I) '1'11 111. 22 03 Mean time. .'){'(' . 10 20 I nlll'X error = - 30 src. RE. ULT OF CA LCTJLA'l'JON. Advance. l''l· 12 lit in . 6!.1 04 .~cr. 33 -- Longitude. NOON IIAI/1' ON THE SWEET WATJo;R HIVER. !Jetermination of latihtde, .!lug. 10, 1843-meridian altitudes of the sun OBSERVATION . Double altitudes of the sun's lower limb. 'l'imc of chronometer. Deg. mitt. sec. 12!) 40 10 125 10 25 J 25 39 50 125 30 2G 125 38 20 125 38 10 125 37 20 125 37 00 Iud x error = + 1 min. 40 sec. RESULT OF CALCULATION. -- - - ---- '!'rue altitude. Dcg. min. 63 05 • ~t c. 55 ;,, 1 Mean time. I'll L/1 • 14 .·t•c. 01 ft. i min. sec. 12 13 14 15 IG 16 17 18 52 4:J 26 20 12 51 37 07 Lati tuur. J>r~. min. sec. 42 31 17 |