[ 174 ] 2 660 
ENCAMPMENT AT BELLEVUE, OV THE T BANK OF THE MISSOURI 
RIVER, AT THE TRADI\G Pore OF THE “AMERICAN FUR COMPANY. 
Delerminaiion of longitude, ore ee 2, 1842—altitude of the sun. 
OBSERVATIONS. 
FIRST SERIES. * : SECOND SERIES. -* 
* ' 5 ° 
i 
| 
| 
Double altitude of the | Time of chronometer. ly ~~ — of the| Time of chronometer. 
Bar's lower limb. [sm Db. - 
Deg. . 8, "| he min. see. | : | Dg . min. tee + h. . min. , sec. 
48 29 Gi | 105-07 «(07.5 42 25 |. 10, 10 498 
48 48 20 10 08 04.0 52 oO «, Wz, 11 186 
49 09 10 - 10. 09 06.6 05 «600 10. 12 004 
20 50 09. 42.8 | 15 05 10. 12 304 
=. Ww. 10° 10 10.5 | 5 24 ° 55 ‘10 1300.0 
i Es 
Index error — — 1 min. 38 sec. . 
RESULT OF CALCULATION. ° 
Advance. z ngitui a 
eas cies cnmiits oui'T 
ho min: ite * ke a: Poe aS = min. sec. 
ts ie 4 Aa ss pe Inss ee 41.6 I AF 460° 
Determination of satiate Octaber 2, 1842—altitude of the sun in the 
meridian. : 
+. : . OBSERVATIONS. 
> 
Double altitude of the lower limb of the sun. Time of chronometer. 
89 58 10 1 32 56 
89 58 55 = 33 35 
89 59 20 1 34 20 
90 00 05 . -I 36 07 
o 6) .% : a 
89 6590—l 45 ae ee 
89 659 40 ae 39 = «32 
89 59 10 ee oe 27 
s,s 4 : 8 — 
oo Ff a 2 
. Fa 4 1 45 52 
