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Show [ 174 J 556 ENCAMPMENT BETWEEN S~iOI<Y IITLL FORK AND 'l'IIE ANTA FE ROAD. Determination of longitude, July 22 1 S44. -altitudes of a. /lquihe. OB .. ER V ATIONS. Double altitudes of a Aquil:e. Time of chronometer. - lt. mm. sec. :~ 42 09 Dcg. mm. u.c. 90 26 30 15 .(7 18 48 91 37 50 92 :~7 20 -~ HE.'ULT OF CAL ULATION. Mean time. Retard. Longitude. lt. min. sec. h. mtrt. sec. 9 15 03 5 29 28.2 ENCAMPMENT ON THE • ANTA FE ROAD. DeterminaHon of longitud,~, Ju(11 23, 1844-altilttdes of a. /Jquilm. Double altitudes of a Aquilm. Deg. 80 l 81 81 82 82 m1n. 57 20 39 59 22 10 uc. 25 50 15 45 20 45 Oll ERVATIONS. 'rime of chronometer. h. 3 .. min. 0 09 10 11 12 13 sec. 14.6 22.0 14.0 11.0 16.0 07.0 RE ULT O:E' CALCULATION. Mean time. Retard. Longitude. h. min. sec. h. mtn. sec. 8 42 47 5 32 02.3 557 [ 174 ] ENCAMPMENT ON THE ANTA Fl~ ROAD. Determination oflutilude, Jul!J 2:3, 18 J 1 -ullil ude.~ nj' Polaris. 0 B 'i ;..; R VAT IO S . Doublo ultitudcl'l of Polaris. Dq~ lrt in . ~l'r 75 31 25 75 !32 LO 75 33 30 ~If> 35 35 75 !35 40 75 36 50 Time of chrunomC'h' l . h. mill . .'ICC :'! lG 1 :l I H 14 20 on 22 02 2} 09 2·1 3(1 RE Ul.'l' OF <.: \L C ULATJ O ~. ---- Truo altitude. Mean time. Latitude. - -- Deg. m1 rt . .'lrr. 31 4.) 16 k m1n . sec. f),,., rru fl . src. 52 16 ., .. 3:l 22 -- • ENCAMPMENT AT "BLACK .JACK," ON THE FlAN'rA FJ~ HOAD. Determination of latitude, .July 28, 184tJ-allibulcs of Polaris. OB ~ ERVA'l'ION . Double altitudes of PolariR. Time of chrunomcta. Dr;.:. 76 70 76 76 76 76 76 76 76 76 min. ~7 29 31 32 j3 33 35 36 37 38 Truo nltitudc. min. sec. 15 33 St;C. 25 4.0 00 40 00 50 10 40 45 10 RE. ULT OF CALCULATION . Mean time. h. min. sec. 9 18 30 lt . 3 lfl L/1 . MC. 29 1 ;J 31 08 3:1 03 31 17 35 55 :37 36 40 01 41 06 4'l 21 43 :lo Latitude. Dcg. mm. sec. 38 46 60 I |
