| OCR Text |
Show • [ 174 J 550 f~NCAMPMENT ON · MOK Y HILL lUVER Determination of longitude July D, 1844-altit udes of a. Aquilf£. • Double altitudes of a Aquilto. Deg. mw .. 72 36 n 30 su. 45 50 OBSERVATIONS. Time of chronometer, h . 4 71ttn. 03 06 Sf C. 43.0 36.0 BE ULT OF CALCULATION. Mo<ln time. h. min. sec. 9 13 40 .Retard. h. min. sec. 5 08 30.3 Longitude . SECOND ENCAMPMENT ON MOKY HILL RIVER. Deterrnination of latitude, July 10, 1844-altitudes of Polaris. OBSERVATIONS. Double altitude~:~ of Polari . Time of chronometer. Dtg. mill. sec. lt. min. sec. 75 52 00 4 00 55 75 55 00 05 51 75 54 50 06 59 75 56 10 07 68 75 57 00 09 11 75 58 00 10 11) 75 58 0() 1 l 44 RESULT OF CALCULATION. True altitude. Deg. mm. sec. 37 G6 36 Moan timo. h. min. sec. 9 18 09 Latitude. Deg. min. sec. 3t:i 62 22 ------------ --------~-----------------L-------------------- 551 [ 174 ] SECOND ENCAMPMENT ON MOKY HILL RIVER. Determirza,f'ion of longitude, July 10, 1814-a!Litudes of a. Jlquilre. • OU EHVATIONS. ------------- ----- -~ ~·~ Double altitu<les of Aqnilw. Dcg. min. $CC . 79 25 20 79 45 20 80 16 45 80 38 40 81 02 40 'rime of chronometer. h. min. 4 ) 6 17 19 20 21 sec. 41 39 06 09 17 RE 'ULT OF CALCULATION. ---- - Mean time. Retard. Longitude. -- - h. mtn. sec. h. mtn. sec. 9 29 34 5 10 35.8 ' J • :· THIRD ENCAMPMENT ON MOKY HILL RIVER. Deterrninata'on of !at itude, July 13, 1844-altitudes of Polaris. Double altitudes of PolnriA. Deg. 75 '"/5 m.in. sec. 42 30 12 50 OBSEUV ATION RESULT OF CALCULATION. Time of chronometer. h. 3 min. 60 52 sec. 20 00 ------ -------------------~-------------------- True altitude. Mean time. Latitu<le. Deg. min. sec. 38 45 57 Deg. min. .~ec. 37 60 05 lt. min. sec. 9 06 07 |
