OCR Text |
Show [ 174 J 526 l~NCAMPMENT ON A JUGliT- liAND T3ltANCli OF • PANJ ... JI r'ORK. Determination of latitude , Ma.71 97, 1844-altitudes of Polm·is. O H S J·~ R V A'J' ION:;. Double altitude~:~ of PolariH. Time of chronoll)ctcr. DeK· 77 77 77 77 77 m1n. sec. 09 15 0 40 OH fiO 0\-) 10 09 20 h. 7 Thcrmom t<'r 40°. lmk\: (•rror + !) S('(~. R J<; 'lJLT OF CALCUJ ... ATION. True altitudc. M<'an tinl(l. -- /l{g. mm. sec. :18 3:1 21 /i,. f .in S('C B 07 47 Mcnn latitud(• 40 tkg. 1 min . 27 RC<'· 7!~/11 . sec. :35 3tl :36 5 :!H 06 3!.1 20 40 25 Latitude. Drg. 7tttn. bet. 110 04 o:3 ENU:\MPMEN'l' AT TIIE HEAD Ot' f-iPANISlf FOR]{. Dl'l r·r min a I ion (~( Ia lit u de, Jlfo,y 2 ... 1, l R4 4 - all i I udt•s of Polm·is. OBSE K VA 'I' JON s. Double altitucJc~;: of Polari s. 'I'i111c of chronometer. D(~· 1/Ltf/. see. lt . min. sec. '/6 50 10 7 08 30 7o 5ll 00 09 10 76 f>O 10 10 :)I 76 19 f>O 12 27 7(i 50 ()(I I ::I 45 7 fi oo 00 15 10 ?6 4~ !10 17 26 76 60 20 19 01 7() 50 20 20 10 7G :-.o 10 21 04 - -- Index error • + R S('(' , RESULT OF CALCULATION. True altitude. Vet;. min. sec. ~8 ~3 52 Moan time. -- ft. min. .~cr. H 1\ f> 3~ J,atitudc. Deg. min. 39 55 527 [ 174 ] ENCAMPMP. T "'I' THE HE!\.]) OF :--lPANJRJT FOTHL Dell'rm ina! ion ()f !fJnKi l u de Jfu!J •) 1 o 1 1 It· rl .... ' ' 1 '-/' 117t ~~so'Jl a, J" oiJr:r. OUSE It V A'r IONS. l<'IJI'lT i"F.TI JI_,. •H:C "I II •.1·: ll ll:, • -Pnuble nltitudcH of " Lyrro. 'firne of chronmuf"tl'r. Doul•lc a\titndi'M nf a Lyi' t 'I'imc of <'hrouometc•r. [IC!;· Ill/ /1. S('('. "· 6·1 24 50 7 64 59 :w lo[l 20 00 '\1run t1m . h. 1/1,//1 . .~('(' . !i l 21 min. 'i( or. Dl'g. 211 IILLn. lJ 2.·' (i f) :l!l 2(, I!H (i !) :>H '!7 1 !'!.!) ()fi 'l'hcrmomrtrr 42°. JudO\ l' l'f<IT + 8 K('('. ltE:-l lJLT OF c: \ LCUL /t'riO~ . )(,•lard. lt . min. I :w sec. 14 .4 su·. :w ~ () 1 fJ h min. '/ 28 29 :It) T .o ngi tude. sec. 16.0 1:1.0 j 0.0 ENGAMPME '1' "-'1' 'J'JH~ HeAD 0 1•' UIN'.l'AH HIVC:H. lJeterminatiou of latitutle, Alay 29, 1844-alLitudes of Polaris. OB:-IE llVATJON ·• Double altitude-; of Pohm-;. 'fi1n · of cl ronom<'tcr. --- Dur. mw. o rc. lt. 1111 n . YfC. 77 00 1(1 ( 00 5() 77 00 00 12 J7 77 00 10 14 ()3 77 00 00 16 16 77 00 :.l5 I ~- :ll 77 00 00 18 51 17 00 30 ~0 17 77 00 ~0 2~ 0!) n 00 50 :z:J 10 71 00 :35 25 l:> Thermometer 4 6 °. Jndcx error +5 cc. HESULT OF CALCULATION. True altitud . Moun tim(·. Lntjtndo. Deg. 7ttin. .vee. ;,, miv1. Dep;. 38 2 sec. min. su. 5~ ~~ fi 211 llo 00 07 --- •• |