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Show [ 174 J 664 ENCAMPME .,.T 0 THE HIGHT DANK OF TI E MI. .. SOUTH RT ER. Determination of lat iturle, Octobn· 5, 1812-all ilude of Polaris. OllSERVA'I'fON • Doubl altitudt> of PolariR. T ime of chronorn.cter. 82 mm. ~R 30 :~2 35 37 l:d'C 00 00 40 lO 10 'l'hcrmornrtcr 69°. 11 . !) ~ ~) 9 9 min. :n 40 1:.! 17 f>L .'it'C. ~8 55 55 . 51 l :J -- Jnde"\ r rror =- 1 min. 21 cc. .RE~ULT OF CALCULAT ION. True altitude. Mc..an timE.'. Latitude. h. min. uc. 7 53 so Dr~. mm. Sl C 11 11 37 De~. min. sec. ttO 34. 08 NOON UAL'i' AT DERTHOLET' Ii-ILA ·n, MI~SO VJU IUVER. Determination of latitude, October 6, 1b42-altitude of t!w sun in the 7ilC1'idian. Double altitmlc of the rmu'~" }OW('l" limb. ------ ---- Df'g. min. sec. 8 LG 55 ------~---·-- True centml altitud . Latituuc. -------------- Deg. min. uc. 41 22 55 DeK· rnin. uc. 4.0 27 08 Inuc> error = - 1 min. 35 .sec. 665 [ 174 ·) ENCAMPMENT ON '1'11E LI~F'r flANK ()lo' 'I'HE MfS~OUl' THE NlSIINADATO:\A Ii'iv'E~t d HTVEH, MOU'l'U ~OJil' Determination o· f lime, OctobeT G' 1~•)· 4o,. .,-a ll t t tt d e o,.1r a. Jlquil ·~ 0 R~B HVA'J'TONS. Ft Hh"J.' Si;ll J 1:11. Double ull itude or a A <j Ui l:l'. 'J' ime of r•l nououJCler. ,, Dou Ill<' all i I tulc of u T ime of chronomc:cr. Acpuh·. De g. 11/ fll. ur 90 07 10 89 :31 20 69 00 l!i 88 42 11 88 08 30 Mean tunc. h. ruin. 9 11 8f'C . 60 It w J() 10 10 J J 111 111. ,<L·c. lJf'~. !j:j 1 til till. 01. :J I 8i' 2!) 5() 10. () 87 ()() oB ()(j, 0 f'G :J() (>!) ~3'1. 0 I Ali or 01 ~0 ,1) 8.) :J:J R1;SUX..T OF C.ALCULATIO AJ VO.JlC('. h. mi11. i 50 !ICC. 24 ·---------~-- • ~N·. h . rrl/:11. I U. !)!) II O:l 24.4 :w ll Ot 6 ~. 0 ~ [) I 1 OG ~ 5 0 00 11 0'1 4 ! 0 40 1 J (J:) HttS . Longitucl•·· -. |
