CAMP OF DECEMBER 29-30. 
Determination of longitude, Decem/er 29, 1843—altitudes of « Cygni.- 
« OBSERVATIONS. 
‘Double altitudes of a Cygni. Time of chronometer. 
‘ 
Deg. min. seer re ee 
50 BO hen 12. 
79 27 00 21 25.0 
79 07 40 22 21.0 
78 33 20 24 08.0 
Mio ET 10 | 25 16.0 
Index error == ++ 1 min. 40 sec, 
RESULT OF CALCULATION. * 
Mean time. Advance. } Longitude. 
NEW YEAR’S EVE CAMP. , 
Determination of latitude, December 31, 1843—altitudes of Polaris: 
OBSERVATIONS. 
i ao es 
Double altitudes of Polaris. L Time of chronometer 8 8 
Deg. min, sec. : Ih. min. see. ; 
85 39. 0 rs r 
8 39 ov a 46 
8 50 44 
: 85 38 25: 45 
8 38 40 at ee 
85 30 39 2¢ 
85 38 20 40 29 
85 37 50 41 41 
85 37 10 43 
85 37 30 44 34 
ti 
Index error = -}+ 1 min. 40 sec. 
RESULT OF CALCULATION. es 
Pie “48 7 09 34 
ee ee - * 
