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Show [ 17-1 J 368 1\00~ H \L'J' 0 \ FORK OF Lt\H\MIE HIVE!t Delcrminatw11 of latitude, At.gus/2, 1.~ l~-mcridiull u/lilude of thtsun. J)oulM nlltllldl' of the sun':-; J,H\ cr limb. IIII I /, '1 :J srr. 20 OBSEHYATJON. 'l'rur l'l'lll ml <JltitUtll'. lh[!. GG min. 02 S('f', 60 lntlt'x 1•rror = + 1 min. :30 Sl'C. - L,ll,tudc. ------ ]) g. /IIIII, ,\/'C. 11 4 5 ;)J -- E <J \MPME '1' ON 1vTEJHCINE BO\V HIVELt Determination oflulilude, .llugusl 2, IS 1:3-al/iludcs of Pulari~. OTISERVATION ---- Donhlc altituu s of PoLlris. 'l'imc of l.: u·onomctrr. Dtg. min. ,'!('('. R!l 5:l 40 83 66 30 83 sr, 50 :3 51 20 83 58 40 81 00 00 84 00 20 i 01 15 4 0 ~ 30 81c o;J 30 ' 'l'rue altitude. Deg. min. sec. 41 58 12 ;,, 12 Index error = - 30 sec. RESULT OF CALCULATION. Mean timo. h. mm. sec. 11 11 31 min. sec. 11 10 J1 15 HI :31 Hl 50 21 O(} 22 Jl 2;J 21 21 15 25 15 29 ld J,atituuc. D g. min. sec. 11 37 16 - - "')G r) . •J , [ 174 ] ENfAMPMENT ON ,\1EDICL\E DOW HIVER. J)etermination oflongit ude, Jlugust 2, l S 13-al!tl udes of .Jl rcturus. l'IUST Si> Hl I·:S. ' 0 BSE RVATION~ . Double altilutlcs of .A rc- 1 turus. I Time of l'hronom dt•r. Double alliltuks of Arcturus. -------------'----------~- Drg. min. SN'. 47 12 00 46 ~7 .){) 46 I :J if() 45 53 :30 45 20 40 Mean time. lt. min. src. 10 :11 5!J ;,, /)/(}/, .'If' C. iJt'!! 7111/1 . ll :J:l 58.4 "~ 57 :31 !JA.5 -12 21 3G :32.0 42 (}") :J7 2fi. 0 41 17 38 55.7 41 27 Index error - 30 Sl' ('. UE::iULT O F ' ALCULATIO"''. h. nt~n. srr. l 06 51.1 S ir. • :3() 50 10 :"! I) 50 ~---- T ime of chronometer. h. ITL/1 1. 31'r:. 1 l 4!) 2l 'IIi ifO 17 ;)!) 48 2S 10 22 Longitude. Immersion of the flr.~t sutcltitc of .Jupilei'. Ob crvcd time. lt. min. ser. ll 0 l ~8 I Menu time. h. mi11. src. ' 9 51 :31 Longilurlc. Dt•g. min. sec. LOu 48 21 ·. |
