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Show [ 174 J 522 l~N AMPMENT 01\ • 'EVlER fUVt1T . Determination of !atiltulf'. N!ay 23~ 1. ·l 1-altilurles of Polar · .. OB ' ERVATIO:-o ·• Double a.\tituded of Pola.ri~; . Time of chronomctrr. De[f min. sec. 75 15 !0 75 .j() ~~ 0 7':> 15 20 75 14- l)() 7f> tl1 '!() h. min. sec. ., 46 13 48 20 nO 01 !) l :32 54 l:l lnd<' \ crrot + 7 1'1'. RESULT OP CALCULATION. True altitude. D~. min. sec. :37 !il 18 Mean time. h. min. sec. 9 15 :30 Latitude. Deg. mm. sec 39 22 19 nete1·m i nation of !vngi tude. ftfet.IJ 2 3, l 'tVl-alt itude.Y of o. Lyrr.e. OBSE R V A'riO N~ . F[[lflT h~ U LEf> Douhlr altitutl,•:-. of a Lyra• Time f chronomctN. Uouhlr oltitudt.•s of t Lyru•. Deg. 67 67 67 min. Sl'f'. 15 25 37 20 56 20 Mean time. h. rnin. sec. !) 2G 58 /i. 7 8 1n/1/. ,'JI'C. Dt•g. min . flS 17.0 68 lf) 59 17.!) 68 :36 00 11.0 68 55 (ndox:. error - + 7 sec RE 'TJLT OF C'AL ULATIO="· HctarJ f, . 1r1 i1-t. sec. 1 ·w ts.:J Sl C. 10 15 10 \ Time of chronometP· ----- It. min. 1ec. 0 l 08.5 02 05.0 02 5RA --- Longitutlr -------- [ 174 J ENCAMPMENT ON THF. FlHf-iT , 'TREAM OF U'T' Art LAKE. Determination of !rtliludp, Mo?.' /' .21. ' 1 ,4 4-Sp7.c a rr· . ruhan. r n·o-vl? .. \. 7." ll1e me- OBSER \. ATIO Double altitudes of f3pica Vir~oi n H·,i . Time of C'hrouom<~ter. Deg. min . sec. 79 34: 10 h. min. ~cr. 79 37 00 7 20 3A 79 39 10 21 nl 79 42 05 22 51 79 41 10 21 l-1 79 45 50 25 2:J 79 47 15 26 26 79 49 30 27 29 70 60 60 29 12 79 52 30 ;)0 22 79 53 30 32 07 79 54 15 3:) 26 79 51 30 34 36 79 54 25 35 19 79 55 10 36 5H 79 fi5 05 38 12 79 54 40 39 41 79 51 10 40 51 79 53 15 42 Ol 79 52 06 13 15 79 51 00 41 29 46 01 fndcx error =- + 5 sec. llESULT OF CALC ULATION. aec. 21 A pparcut timr oftrnnsit. / It . min 8 ec. I 7 38 ·n Latitude. Deg. tJitrl. sec. :39 12 37 |
