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Show [ 243 ] 178 E ncampment on tlw rig ht bank if the ~!is ouri n ver. DETER MIN A TI O~ OF LATITUD E. October 5, 184.2.-Altitnde of Polaris. Observations. Double altitude of Po- Time of chronometer. Jar is. dCf{· min. sec. h. min. sec. :.! 2 00 9 37 28 :2 30 00 9 40 55 2 32 40 9 43 .55 '2 35 10 9 47 51 '2 37 40 9 5L 13 T hermometer, G9°. I ndex error ==- 1' 2l". Result of calculat ion. ( True alti tude. .l\lean time. Latitude. dtg. mm. sec. 40 34 08 1!rg mm. scr. 41 14 37 h. 111 in. src. 7 53 30 1Voon halt at Bertlwlet's island, j}Jissouri river. DETEHJ\1JN .\TION OF LATITUDE. October 6, 1 4.2.- Altitude of the un in the meridian. Double altitude of th<' True central altitude. Sun's lower limb. Latitude. t!rg. min. Slc. tiS 16 55 dctj. min. ~ec. 44 2:2 55 drg. min. sr.c. 40 27 08 Index error, == - 1' 35". 179 [ 243] E ncampment on the left bank f?f tlte Missouri ril er, 1nouth of the Ni 'hna~ batona river. DET E RM I :"JATION OF TIME. October 6, 181.2.-Alti tude a Aquila>. Observations. IRST fKRIES. SECOND SERILS. Do bl<' ~ltJtudc of a Time of chronometer. Double altitude of u Time of chronometer. Aqulla•. Aquil::e. *tr· Hit/ I. He. h. min. sec. lll'f;. mL1. SfC. I•. mot. ser. no 07 10 10 55 04.3 ~7 29 55 ll 03 24 .4 89 :n 20 JO 56 40.0 87 00 30 ll 04 5~.0 89 09 15 10 58 06.0 G 30 25 lL 06 26 .0 88 4"2 11 10 59 37 .0 86 07 00 11 07 41.0 8 0 30 11 01 20.0 85 33 40 ll 03 1 .G Result of clllculat,ion. Mean time Advance. l•. m~n. . ec. 1 50 24 1£. trntt. sec. 9 11 50 .......... ' .......... . |