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Show [ 174 J 548 E ~ OAMP\'tE~'f A'l' THE JUNG'CION OF 'l'JH~ ARKANSAR AND f'ONTAINE-QUIBO Jll' IU \· I·~ 1<.'. Delerm •n tt /ion of /o .,gitude, Jane zn, 1 l 1-altitude ·of .!1/Latr. 0 HSE H VA ' I' I ONS. F !lSI' t; E: Iltl: 'l . !H~ ( ' II..,. II ShIll 1·: <;, -1 lJoub\· altitude',.; of I TiuH' of chrollt)Jnt'kl'. Doub!C' altitude" of Altai r. '1'i111~ of ch11momcter -\ lt.1ir I Dr:{. 1!1ill. s ir I "· lfLi II. u c ' 'i 13 lti.O ]) · ~· lrll II, .sec. "· rrtl/1. sec. -,,, 12 :Jo 7 50 08.0 71 7-2 72 72 73 -- - :m !){I O!i 1(1 l l 2'~.7 2fi :{d 4!> 21 .0 52 :w IJ(i 2\l .fi lfi (l(l '.17 31 !l 71\. :32 115 fil 03.0 7 1 5'l 10 fJl 56.6 7!) t ;{ 1() 52 53.2 "15 :r; 15 51 01 0 luJe" crrm + LO set:. r.F.f'ULT OF C' \LC'Gl.AT fO N. \1t•an timr I H· ·t\rcl. Longitudr. I lt. 1/10/. M 'l,;, lt . fill 1/ . sec. q !) :I Hi __ I 2 01 :-1 .3.7 - l~ ... r CAMP~lEl\T l\EA l~ UENT'' FORT, ON THE AHl<A~RI\~ RIVER. nctcrminulion of latitude, Jul.'!~, 18·1·1- altitudes of Pula·ris. OB-.,EHVATION.·. nouhl<' nltillHlc,; of Polari~. Tiu1c of chronometer. lJt•tr. win. ,<!((' b n 58 40 73 59 10 / . mm fd'C 7 06 ~.Hi OH 09 73 Gl 30 10 64 73 62 10 12 05 73 G2 50 13 03 73 63 00 13 57 7:3 ()4 10 15 05 73· 64 30 16 11 73 G5 I a 17 20 'i'3 65 30 I 26 --- Index error == + 7 sec. RESULT OF CALCULATION. True altitude. Deg. nun. sec. 37 00 07 Mean time. h. min. sec. 9 28 28 LatituJe. Dcg. min. sec. 38 02 08 ......... - .. • 549 ENCAMPMBNT Nl~AH UE I\'r\~ :FOUT, ON TlJE AHKAN 'A· HlVER. Dele'rnn'nalion of !o1 gitude .h~~'/ 2, 181<1-al/itudes o.f,/1/tair. OD . ..,ERYATION ~. SLCO II SEill~S. Double altitudes of Altair. Time of chronomctPr. Double nltituJcs of / Time of dll'or.or~= Altair. ------ Deg. mtn. sec. ;,, min. Sf'!'. 72 12 20 7 21 t1 "1.0 72 30 30 22 3!) 0 72 50 00 23 '27. 7 73 12 30 2tJ 27.5 73 41 10 25 15.0 Dr g. flll'l'l. sec. lt. min. sec. 71 11 lO 7 27 07.4 74 3!) 20 28 13.0 7{ 57 10 29 10.0 75 20 20 :w 13.5 7~ 3 "/ 10 :Jl 01.5 I no ex <'rror - + 'l · c. RE UL1' 01<~ CA LCULATJON. Mean time. Hrtard. Longitude. lt. min. sec. h. min. •f'c. 9 41 40 2 16 17 . ~ ENCAMPMENT ON ~MOKY HILL RIVF:R. Determ.ination of latitude, Jul!J 9, l 44-altiludes of Polaris. OflSE RVATIO~ S . Double altitudes of Polaris. Time of chronometer. De g. mtn. scr.. h. min. sec. 76 39 10 3 58 57 76 58 f.iO 4 14 10 JlE ' UJ.'r OF CALCULATION. True altitude. - ------ Deg. min. ec. 37 53 15 Mean time. II. min. tJCc. 9 15 03 Lntitude. Drg. min. sec. 38 51 J G ! ________ _ |