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Show [ 174 J 588 ENCAMPMl~N'l' ATfYCEHRO~EOA TJ'S J OWER TRADING IIOU. E, RIGHT DANK OF TilE KAl\ZAH R , FEE'f AllOVE THE LEVI':L OF 'l'JlE GULP OF MEXICO. J)eterml·n a t w· n oi flr·wlz. '· t· 7"~ de , ' Tune CJ ' 1842-altitude of Polru·i.~. OBSJOtVATION~ . Double nltitudc of Poluris. Time of chronometer. Df'g. min . sec. h. rniu . sec. 7& 24 50 ~j 29 59 75 25 05 . 1 31 50 75 26 00 3 33 35 75 26 20 3 35 22 75 27 00 3 37 00 75 28 40 :3 38 44 75 28 50 3 40 4.2 75 28 10 3 42 05 75 30 10 3 41 11 75 :w 50 3 46 07 Thermo met r 55°. RESULT OF CALCULATIO.r-i . Tmc altitude. De[{. mm. ,<~er. 37 42 26 Mean timC'. lL mm. sec. 9 31 43 Latitude. Deg. rnin. sec. 39 05 5:l June 9, 1842- allitude cif .fl.ntares in the meridian. Double altitude of Antares. Deg. mr.n. nc. 49 42 50 True altitude. Dcg . min. sec. 24 49 17 J,atitude. Deg. min. sec. 39 06 00 --------· 589 [ 174 ] ENCAMPMENT ON THE LEf"f UANK OF 'fHE KAN~A$ UfVER. Dete1·mination rlj' long·it ude, ,June 16, I 42-altitude of the sun. OBSERVATION ' , f' TltST ~ ~: ltl t:S. Double altitude of the lower limb of the' sun. Df'g. min. sec. 56 40 00 56 13 55 55 53 15 55 35 20 55 16 55 Mean time. Time of chrollometer. ~ Double altitude of the lower limb of the sun. ft . 'nL11t, Sf' c. Dt·g. nun. !ICC. 6 26 31.5 .)!3 37 50 6 27 11.5 53 21 45 6 28 31.0 53 08 00 6 29 22.0 52 19 55 6 30 10.0 52 30 30 RESULT OF' CALCULATION. Advance. Time of chronomet<-r. lt. min. sec. 6 34 26.0 6 35 07.7 6 35 47.0 6 36 32.7 6 37 23.0 Longitude. Detenn.inal ion of latitude, June 16, 1842-altitude of Polaris. • OBSERYATIONS. Double altitude of Polaris. Time of chronometer. De~. rmn. 8CC. lt. nn.n. sec. 75 31 20 10 53 40 75 32 50 10 56 11 75 34- 20 10 58 42 75 ::!4 20 11 00 39 75 34 55 11 02 30 75 36 50 11 04 30 75 37 00 1 I 06 16 75 .J7 30 II 08 16 75 37 55 II 09 43 75 39 40 11 12 59 RESULT OF CALCULATION. True ultitlidc. Deg. nun. sec. 37 4 6 12 ·----- Mean time. lt. min. sec. 9 22 30 ----- ---- Latitude. ---------- Deg. mm. sec. 39 06 40 |
